(1/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671477
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz346-201845-
st ignace to false detour channel-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...northwest wind 5 to 10 knots becoming southwest 10 to
15 knots in the afternoon. mostly clear. waves 2 feet or less.
.tonight...south wind 10 to 15 knots. mostly cloudy. waves 2 to
4 feet.
.tuesday...west wind 10 to 15 knots. sunny. waves 2 to 4 feet.
.tuesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(2/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671469
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz322-201845-
st. marys river point iroquois to e. potagannissing bay-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...light winds becoming southwest 5 to 10 knots in the
afternoon. sunny early in the morning then becoming mostly sunny.
.tonight...south wind 10 to 15 knots. mostly cloudy.
.tuesday...west wind 5 to 10 knots. sunny.
.tuesday night...north wind 5 to 10 knots. mostly clear.
see the open lakes forecast for days 3 through 5.
$$
(3/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671468
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz321-201845-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...light winds becoming southwest 5 to 10 knots in the
morning, then becoming south 10 to 15 knots early in the evening.
sunny early in the morning then becoming mostly sunny. waves 2 to
3 feet subsiding to 2 feet or less in the morning.
.tonight...south wind 10 to 20 knots. mostly cloudy. waves 2 to
3 feet.
.tuesday...west wind 10 to 15 knots. sunny. waves 2 feet or less.
.tuesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less.
wave heights are valid for ice free areas.
see the open lakes forecast for days 3 through 5.
$$
(4/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671475
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz346-201845-
manistee to point betsie mi-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...southwest wind 5 to 10 knots becoming south 10 to
15 knots in the afternoon. sunny early in the morning then
becoming mostly sunny. waves 2 to 3 feet.
.tonight...south wind 10 to 20 knots. mostly cloudy. waves 3 to
5 feet.
.tuesday...southwest wind 10 to 15 knots. sunny. waves 3 to
5 feet.
.tuesday night...northeast wind 5 to 10 knots. mostly clear.
waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(5/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671474
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz345-201845-
point betsie to sleeping bear point mi-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...southwest wind 10 to 15 knots becoming south early in
the evening. sunny early in the morning then becoming mostly
sunny. waves 2 feet or less.
.tonight...south wind 15 to 20 knots. mostly cloudy. waves 2 to
4 feet.
.tuesday...southwest wind 10 to 15 knots. sunny. waves 2 to
4 feet.
.tuesday night...light winds. mostly clear. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(6/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671473
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz344-201845-
sleeping bear point to grand traverse light mi-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...southwest wind 10 to 15 knots. sunny early in the
morning then becoming mostly sunny. waves 2 feet or less.
.tonight...south wind 10 to 20 knots. mostly cloudy. waves 2 to
4 feet.
.tuesday...west wind 10 to 15 knots. sunny. waves 2 to 3 feet.
.tuesday night...light winds. mostly clear. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(7/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671471
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz342-201845-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...light winds becoming west 5 to 10 knots in the morning,
then becoming southwest 10 to 15 knots in the afternoon. partly
cloudy. waves 2 feet or less.
.tonight...south wind 15 to 20 knots. mostly cloudy. waves 2 to
4 feet.
.tuesday...west wind 10 to 15 knots. sunny. waves 2 to 4 feet.
.tuesday night...light winds. mostly clear. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(8/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671470
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz341-201845-
seul choix point to 5nm west of mackinac bridge-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...light winds becoming west 5 to 10 knots in the morning,
then becoming southwest 15 to 20 knots in the afternoon. sunny
early in the morning then becoming mostly sunny. waves 2 feet or
less building to 2 to 4 feet in the afternoon.
.tonight...southwest wind 15 to 25 knots. mostly cloudy. waves
4 to 7 feet.
.tuesday...west wind 10 to 15 knots. sunny. waves 4 to 6 feet.
.tuesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(9/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671472
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz323-201845-
grand traverse bay south of a line grand traverse light to
norwood mi-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...southwest wind 10 to 15 knots. mostly clear. waves
2 feet or less.
.tonight...south wind 15 to 20 knots. mostly cloudy. waves 2 to
3 feet.
.tuesday...west wind 10 to 15 knots. sunny. waves 2 to 3 feet.
.tuesday night...light winds. mostly clear. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(10/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671480
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz349-201845-
sturgeon pt to alabaster mi-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...northwest wind 10 to 15 knots early in the morning
becoming variable 10 knots or less, then becoming south 10 to
15 knots in the afternoon. partly cloudy. waves 2 feet or less.
.tonight...south wind 10 to 20 knots. mostly cloudy. waves 3 to
5 feet.
.tuesday...south wind 15 to 20 knots. mostly sunny. waves 3 to
5 feet.
.tuesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(11/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671479
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz348-201845-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...northwest wind 10 to 15 knots early in the morning
becoming variable 10 knots or less, then becoming east 5 to
10 knots in the afternoon becoming southeast 10 to 15 knots.
mostly sunny early in the morning then becoming sunny. waves 2 to
4 feet subsiding to 2 to 3 feet in the morning.
.tonight...south wind 10 to 20 knots. mostly cloudy. waves 3 to
5 feet.
.tuesday...south wind 15 to 20 knots. mostly sunny. waves 3 to
5 feet.
.tuesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(12/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671478
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz347-201845-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...northwest wind 5 to 10 knots becoming south 10 to
15 knots early in the evening. mostly clear. waves 2 to 3 feet
subsiding to 2 feet or less in the morning.
.tonight...south wind 10 to 15 knots. mostly cloudy. waves 2 feet
or less.
.tuesday...west wind 10 to 15 knots. sunny. waves 2 feet or less.
.tuesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(13/72)
Latest Nearshore Marine Forecast by KAPX
Issued 4/20/2026 12:56 AM America/New_York.
Valid through 4/20/2026 2:45 PM America/New_York.
fzus53 kapx 200456
nshapx
expires:202604201845;;671476
nearshore marine forecast
national weather service gaylord mi
1256 am edt mon apr 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz345-201845-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
1256 am edt mon apr 20 2026
...small craft advisory in effect until 5 am edt early this
morning...
.today...northwest wind 5 to 10 knots becoming southwest 10 to
15 knots early in the evening. mostly clear. waves 2 feet or
less.
.tonight...southwest wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.tuesday...west wind 10 to 15 knots. sunny. waves 2 feet or less.
.tuesday night...north wind 5 to 10 knots. mostly clear. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(14/72)
Latest Nearshore Marine Forecast by KBUF
Issued 4/19/2026 10:12 PM America/New_York.
Valid through 4/20/2026 5:00 AM America/New_York.
fzus51 kbuf 200212
nshbuf
expires:202604200900;;666563
nearshore marine forecast
national weather service buffalo ny
1012 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
loz042-200900-
niagara river to hamlin beach along lake ontario-
1012 pm edt sun apr 19 2026
.rest of tonight...northwest winds 15 to 20 knots. a chance of
snow and rain showers late this evening. a chance of snow showers
late. waves 2 to 4 feet.
.monday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. mostly sunny. waves 2 to 4 feet subsiding to 1 to
3 feet.
.monday night...northwest winds 5 to 15 knots becoming south
10 knots or less. mainly clear. waves 1 to 3 feet subsiding to
1 foot or less.
.tuesday...south winds 10 to 15 knots. partly sunny in the
morning, then becoming mostly cloudy. waves 2 feet or less.
.tuesday night...southeast winds 10 knots or less becoming north.
mostly cloudy. waves 1 foot or less.
.wednesday...north winds 10 knots or less becoming northwest.
becoming mainly clear. waves 1 foot or less.
.thursday...south winds 10 knots or less becoming east. partly to
mostly cloudy. waves 1 foot or less.
.friday...east winds 5 to 15 knots increasing to 15 to 20 knots.
a chance of showers. waves 1 to 3 feet.
$$
(15/72)
Latest Nearshore Marine Forecast by KBUF
Issued 4/19/2026 10:12 PM America/New_York.
Valid through 4/20/2026 5:00 AM America/New_York.
fzus51 kbuf 200212
nshbuf
expires:202604200900;;666564
nearshore marine forecast
national weather service buffalo ny
1012 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
loz043-200900-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
1012 pm edt sun apr 19 2026
...small craft advisory in effect through monday afternoon...
.rest of tonight...northwest winds 10 to 15 knots increasing to
15 to 20 knots. a chance of rain and snow showers late this
evening. a chance of snow showers late. waves 1 to 3 feet
building to 3 to 5 feet. waves occasionally around 6 feet.
.monday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow showers in the morning. waves 3 to
5 feet subsiding to 2 to 4 feet. waves occasionally around
6 feet.
.monday night...west winds 5 to 15 knots becoming southwest.
mainly clear. waves 2 to 4 feet subsiding to 1 to 3 feet.
.tuesday...southwest winds 5 to 10 knots becoming southeast.
partly sunny in the morning, then becoming mostly cloudy. waves
1 foot or less.
.tuesday night...southeast winds 5 to 10 knots becoming
southwest. mostly cloudy. waves 1 foot or less.
.wednesday...north winds 10 knots or less becoming west. becoming
mainly clear. waves 1 foot or less.
.thursday...northwest winds 10 knots or less becoming east.
partly to mostly cloudy. waves 1 foot or less.
.friday...east winds 5 to 15 knots. a chance of showers friday
night. waves 1 to 3 feet.
the water temperature off rochester is 43 degrees.
$$
(16/72)
Latest Nearshore Marine Forecast by KBUF
Issued 4/19/2026 10:12 PM America/New_York.
Valid through 4/20/2026 5:00 AM America/New_York.
fzus51 kbuf 200212
nshbuf
expires:202604200900;;666565
nearshore marine forecast
national weather service buffalo ny
1012 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
loz044-200900-
sodus bay to mexico bay along lake ontario-
1012 pm edt sun apr 19 2026
...small craft advisory in effect through monday afternoon...
.rest of tonight...west winds 10 to 15 knots becoming northwest
15 to 20 knots. a chance of rain and snow showers, then a chance
of snow showers late. waves 2 to 4 feet building to 3 to 5 feet.
waves occasionally around 6 feet.
.monday...northwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of snow showers in the morning. waves 3 to
5 feet subsiding to 2 to 4 feet. waves occasionally around
6 feet.
.monday night...west winds 5 to 15 knots becoming southwest.
mainly clear. waves 2 to 4 feet subsiding to 1 to 2 feet.
.tuesday...south winds 5 to 10 knots. partly sunny in the
morning, then becoming mostly cloudy. waves 2 feet or less.
.tuesday night...southeast winds 5 to 10 knots. mostly cloudy.
waves 1 foot or less.
.wednesday...northeast winds 10 knots or less becoming west.
partly cloudy, then becoming mainly clear. waves 1 foot or less.
.thursday...northwest winds 10 knots or less becoming east.
partly to mostly cloudy. waves 1 foot or less.
.friday...northeast winds 5 to 15 knots becoming east. a chance
of showers friday night. waves 2 feet or less.
$$
(17/72)
Latest Nearshore Marine Forecast by KBUF
Issued 4/19/2026 10:12 PM America/New_York.
Valid through 4/20/2026 5:00 AM America/New_York.
fzus51 kbuf 200212
nshbuf
expires:202604200900;;666566
nearshore marine forecast
national weather service buffalo ny
1012 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
loz045-200900-
mexico bay to the saint lawrence river along lake ontario-
1012 pm edt sun apr 19 2026
...small craft advisory in effect through monday afternoon...
.rest of tonight...west winds 15 to 20 knots becoming northwest
10 to 15 knots. mostly cloudy. waves 2 to 4 feet.
.monday...northwest winds 10 to 15 knots becoming west. becoming
mostly sunny. waves 2 to 4 feet subsiding to 1 to 3 feet.
.monday night...west winds 5 to 15 knots diminishing to less than
10 knots. becoming mainly clear. waves 2 to 4 feet subsiding to
1 to 3 feet.
.tuesday...southwest winds 5 to 15 knots becoming south. partly
sunny in the morning, then becoming mostly cloudy. waves 2 feet
or less.
.tuesday night...southeast winds 5 to 10 knots. mostly cloudy.
waves 1 foot or less.
.wednesday...northeast winds 10 knots or less becoming north.
becoming mainly clear. waves 1 foot or less.
.thursday...north winds less than 10 knots becoming northeast.
mostly cloudy. waves 1 foot or less.
.friday...northeast winds 5 to 15 knots becoming east. a chance
of showers friday night. waves 1 foot or less.
$$
(18/72)
Latest Nearshore Marine Forecast by KBUF
Issued 4/19/2026 10:12 PM America/New_York.
Valid through 4/20/2026 5:00 AM America/New_York.
fzus51 kbuf 200212
nshbuf
expires:202604200900;;666560
nearshore marine forecast
national weather service buffalo ny
1012 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez020-200900-
upper niagara river and buffalo harbor-
1012 pm edt sun apr 19 2026
.rest of tonight...northwest winds 5 to 10 knots. a chance of
snow showers late this evening. a chance of snow showers late.
.monday...northwest winds 5 to 10 knots. partly to mostly sunny.
.monday night...west winds 10 knots or less becoming southwest.
becoming mainly clear.
.tuesday...south winds 5 to 10 knots. partly sunny in the
morning, then becoming mostly cloudy.
.tuesday night...south winds 5 to 10 knots becoming light and
variable. mostly cloudy.
.wednesday...north winds less than 10 knots. becoming mainly
clear.
.thursday...light and variable winds. partly cloudy.
.friday...east winds 5 to 10 knots. a chance of showers.
the water temperature off buffalo is 46 degrees.
$$
(19/72)
Latest Nearshore Marine Forecast by KBUF
Issued 4/19/2026 10:12 PM America/New_York.
Valid through 4/20/2026 5:00 AM America/New_York.
fzus51 kbuf 200212
nshbuf
expires:202604200900;;666562
nearshore marine forecast
national weather service buffalo ny
1012 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez040-041-200900-
buffalo to ripley along lake erie-
1012 pm edt sun apr 19 2026
...small craft advisory in effect until 11 pm edt this evening...
.rest of tonight...northwest winds 10 to 15 knots. snow and rain
showers likely late this evening, then a chance of snow showers
after midnight. waves 1 to 3 feet.
.monday...northwest winds 5 to 15 knots becoming west. a chance
of snow showers in the morning. waves 1 to 3 feet.
.monday night...west winds 5 to 15 knots becoming south 10 knots
or less. becoming mainly clear. waves 2 feet or less.
.tuesday...south winds 5 to 10 knots. partly to mostly sunny.
waves 1 foot or less.
.tuesday night...south winds 10 knots or less becoming southwest.
a chance of showers. waves 1 foot or less.
.wednesday...northwest winds less than 10 knots. becoming mainly
clear. waves 1 foot or less.
.thursday...light and variable winds. partly cloudy. waves 1 foot
or less.
.friday...east winds 10 knots or less becoming southeast. a
chance of showers during the day, then showers likely friday
night. waves 1 foot or less.
$$
(20/72)
Latest Nearshore Marine Forecast by KCLE
Issued 4/19/2026 10:53 PM America/New_York.
Valid through 4/20/2026 4:15 AM America/New_York.
fzus51 kcle 200253
nshcle
expires:202604200815;;667395
nearshore marine forecast
national weather service cleveland oh
1053 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez147-148-200815-
willowick to geneva-on-the lake oh-geneva-on-the-
lake to conneaut oh-
1053 pm edt sun apr 19 2026
.rest of tonight...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. rain showers likely late this evening, then a
chance of snow and rain showers after midnight. a slight chance
of snow showers late. waves 2 to 4 feet.
.monday...northwest winds 5 to 15 knots. snow showers likely in
the morning, then a slight chance of snow showers in the
afternoon. waves 1 to 3 feet.
.monday night...west winds 10 knots or less becoming south.
mostly clear. waves 1 foot or less.
.tuesday...south winds 10 to 15 knots becoming southwest. mostly
sunny. waves 2 feet or less.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 55 degrees, off cleveland 48
degrees, and off erie 50 degrees.
$$
(21/72)
Latest Nearshore Marine Forecast by KCLE
Issued 4/19/2026 10:53 PM America/New_York.
Valid through 4/20/2026 4:15 AM America/New_York.
fzus51 kcle 200253
nshcle
expires:202604200815;;667394
nearshore marine forecast
national weather service cleveland oh
1053 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez142-200815-
maumee bay to reno beach oh-
1053 pm edt sun apr 19 2026
.rest of tonight...north winds 15 to 20 knots diminishing to
10 to 15 knots. mostly clear. waves 1 to 3 feet.
.monday...north winds 10 knots or less. sunny. waves 1 foot or
less.
.monday night...south winds 10 knots or less increasing to 10 to
15 knots. partly cloudy. waves 1 foot or less.
.tuesday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. mostly sunny. waves 2 feet or less.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 55 degrees, off cleveland 48
degrees, and off erie 50 degrees.
$$
(22/72)
Latest Nearshore Marine Forecast by KCLE
Issued 4/19/2026 10:53 PM America/New_York.
Valid through 4/20/2026 4:15 AM America/New_York.
fzus51 kcle 200253
nshcle
expires:202604200815;;667393
nearshore marine forecast
national weather service cleveland oh
1053 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez143-144-200815-
reno beach to the islands oh-the islands to vermilion oh-
1053 pm edt sun apr 19 2026
...small craft advisory in effect until 11 pm edt this evening...
.rest of tonight...north winds 15 to 20 knots diminishing to
10 to 15 knots. a chance of rain showers, then a slight chance of
rain and snow showers late. waves 2 to 4 feet subsiding to 1 to
3 feet.
.monday...north winds 5 to 15 knots diminishing to less than
10 knots. a slight chance of snow showers in the morning. waves
1 to 3 feet subsiding to 1 foot or less.
.monday night...east winds 10 knots or less becoming south 10 to
15 knots. partly cloudy. waves 2 feet or less.
.tuesday...south winds 15 to 20 knots becoming southwest. mostly
sunny. waves 2 feet or less.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 55 degrees, off cleveland 48
degrees, and off erie 50 degrees.
$$
(23/72)
Latest Nearshore Marine Forecast by KCLE
Issued 4/19/2026 10:53 PM America/New_York.
Valid through 4/20/2026 4:15 AM America/New_York.
fzus51 kcle 200253
nshcle
expires:202604200815;;667396
nearshore marine forecast
national weather service cleveland oh
1053 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez145-146-200815-
vermilion to avon point oh-avon point to willowick oh-
1053 pm edt sun apr 19 2026
...small craft advisory in effect until 11 pm edt this evening...
.rest of tonight...north winds 15 to 20 knots diminishing to
10 to 15 knots. rain showers likely late this evening, then rain
showers likely with a slight chance of snow showers after
midnight. a slight chance of snow and rain showers late. waves
2 to 4 feet subsiding to 1 to 3 feet.
.monday...northwest winds 5 to 15 knots. a slight chance of snow
showers. waves 1 to 3 feet.
.monday night...west winds 10 knots or less becoming south 10 to
15 knots. mostly clear. waves 1 foot or less.
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. mostly sunny. waves 2 feet or less.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 55 degrees, off cleveland 48
degrees, and off erie 50 degrees.
$$
(24/72)
Latest Nearshore Marine Forecast by KCLE
Issued 4/19/2026 10:53 PM America/New_York.
Valid through 4/20/2026 4:15 AM America/New_York.
fzus51 kcle 200253
nshcle
expires:202604200815;;667397
nearshore marine forecast
national weather service cleveland oh
1053 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez149-200815-
conneaut oh to ripley ny-
1053 pm edt sun apr 19 2026
.rest of tonight...northwest winds 10 to 15 knots. rain and snow
showers likely late this evening, then a chance of snow showers
after midnight. a slight chance of snow showers late. waves 1 to
3 feet building to 2 to 4 feet, then subsiding to 1 to 3 feet.
.monday...northwest winds 5 to 10 knots becoming west. a slight
chance of snow showers. waves 2 feet or less.
.monday night...west winds 10 knots or less becoming south.
mostly clear. waves 1 foot or less.
.tuesday...south winds 10 to 15 knots. mostly sunny. waves 2 feet
or less.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 55 degrees, off cleveland 48
degrees, and off erie 50 degrees.
$$
(25/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674822
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz121-201600-
chequamegon bay-bayfield to oak point wi-
113 am cdt mon apr 20 2026
.today...southwest wind 10 to 15 knots with gusts to around
20 knots. mostly sunny in the morning then becoming partly sunny.
waves 1 foot or less.
.tonight...southwest wind 10 to 15 knots with gusts to around
20 knots becoming west 5 to 10 knots early in the morning. partly
cloudy in the evening then becoming clear. waves 1 foot or less.
.tuesday...northwest wind 5 knots becoming east late in the
afternoon. sunny. waves 1 foot or less.
.tuesday night...southeast wind 5 knots in the evening becoming
variable 10 knots or less, then becoming south 5 knots early in
the morning. clear. waves 1 foot or less.
$$
(26/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674813
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz140-201600-
grand portage to grand marais mn-
113 am cdt mon apr 20 2026
.today...southwest wind 15 to 20 knots with gusts to around
25 knots becoming south with gusts to around 25 knots late in the
afternoon. mostly sunny in the morning then becoming mostly
cloudy. waves 1 to 2 feet building to 3 to 5 feet in the
afternoon.
.tonight...southwest wind 15 to 20 knots with gusts to around
25 knots becoming west 5 to 10 knots early in the morning. partly
cloudy. waves 3 to 5 feet. a small craft advisory may be needed.
.tuesday...west wind 5 to 10 knots becoming southwest late in the
afternoon. sunny. waves 1 to 2 feet.
.tuesday night...southwest wind 5 to 10 knots becoming northeast
early in the morning. mostly clear. waves 1 foot or less.
$$
(27/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674814
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz141-201600-
grand marais to taconite harbor mn-
113 am cdt mon apr 20 2026
.today...southwest wind 5 to 10 knots becoming south 10 to
15 knots with gusts to around 20 knots in the afternoon. mostly
sunny in the morning then becoming mostly cloudy. waves 1 to
2 feet.
.tonight...southwest wind 5 to 10 knots becoming west after
midnight. mostly clear. waves 1 to 2 feet.
.tuesday...west wind 5 to 10 knots. sunny. waves 1 to 2 feet.
.tuesday night...southwest wind 5 knots early in the evening
becoming variable 10 knots or less, then becoming northeast
5 knots after midnight. mostly clear. waves 1 foot or less.
$$
(28/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674815
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz142-201600-
taconite harbor to silver bay harbor mn-
113 am cdt mon apr 20 2026
.today...southwest wind 5 to 10 knots. gusts up to 20 knots in
the afternoon. mostly sunny in the morning then becoming partly
sunny. waves 1 to 2 feet.
.tonight...southwest wind 5 to 10 knots with gusts to around
20 knots becoming west early in the morning. partly cloudy in the
evening then becoming clear. waves 1 to 2 feet.
.tuesday...west wind 5 knots becoming southwest in the afternoon.
sunny. waves 1 foot or less.
.tuesday night...southwest wind 5 knots early in the evening
becoming variable 10 knots or less, then becoming northeast
5 knots after midnight. mostly clear. waves 1 foot or less.
$$
(29/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674816
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz143-201600-
silver bay harbor to two harbors mn-
113 am cdt mon apr 20 2026
.today...southwest wind 10 to 15 knots with gusts to around
20 knots. mostly sunny in the morning then becoming partly sunny.
waves 1 to 3 feet.
.tonight...southwest wind 10 to 15 knots with gusts to around
20 knots becoming west 5 knots early in the morning. mostly
clear. waves 1 to 3 feet.
.tuesday...west wind 5 knots becoming southwest in the afternoon.
sunny. waves 1 foot or less.
.tuesday night...south wind 5 knots becoming northeast in the
late evening and overnight. mostly clear. waves 1 foot or less.
$$
(30/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674817
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz144-201600-
two harbors to duluth mn-
113 am cdt mon apr 20 2026
.today...southwest wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 2 feet building to 1 to 3 feet
late in the afternoon.
.tonight...southwest wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots after midnight. mostly clear.
waves 1 to 3 feet.
.tuesday...north wind 5 knots becoming southwest early in the
afternoon, then becoming south late in the afternoon. sunny.
waves 1 foot or less.
.tuesday night...northeast wind 5 knots. clear. waves 1 foot or
less.
$$
(31/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674818
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz145-201600-
duluth mn to port wing wi-
113 am cdt mon apr 20 2026
.today...southwest wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 2 feet building to 1 to 3 feet
late in the afternoon.
.tonight...southwest wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots after midnight. mostly clear.
waves 1 to 3 feet.
.tuesday...northwest wind 5 knots becoming southwest late in the
afternoon. sunny. waves 1 foot or less.
.tuesday night...east wind 5 knots. mostly clear. waves 1 foot or
less.
$$
(32/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674819
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz146-201600-
port wing to sand island wi-
113 am cdt mon apr 20 2026
.today...southwest wind 10 to 15 knots with gusts to around
20 knots. mostly sunny in the morning then becoming partly sunny.
waves 1 to 2 feet.
.tonight...southwest wind 10 to 15 knots. gusts up to 20 knots in
the evening. mostly clear. waves 1 to 3 feet.
.tuesday...northwest wind 5 knots becoming southwest in the
afternoon. sunny. waves 1 foot or less.
.tuesday night...southeast wind 5 knots becoming east after
midnight. mostly clear. waves 1 foot or less.
$$
(33/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674820
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz147-201600-
sand island to bayfield wi-
113 am cdt mon apr 20 2026
.today...southwest wind 5 to 10 knots. gusts up to 20 knots late
in the afternoon. mostly sunny in the morning then becoming
partly sunny. waves 1 foot or less.
.tonight...southwest wind 5 to 10 knots with gusts to around
20 knots becoming west early in the morning. partly cloudy in the
evening then becoming clear. waves 1 to 2 feet.
.tuesday...northwest wind 5 knots becoming south late in the
afternoon. sunny. waves 1 foot or less.
.tuesday night...southeast wind 5 knots in the evening becoming
variable 10 knots or less, then becoming southeast 5 knots early
in the morning. mostly clear. waves 1 foot or less.
$$
(34/72)
Latest Nearshore Marine Forecast by KDLH
Issued 4/20/2026 1:14 AM US/Central.
Valid through 4/20/2026 11:00 AM US/Central.
fzus53 kdlh 200614
nshdlh
expires:202604201600;;674823
nearshore marine forecast
national weather service duluth mn
113 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz148-201600-
oak point to saxon harbor wi-
113 am cdt mon apr 20 2026
.today...southwest wind 10 to 15 knots with gusts to around
20 knots. mostly sunny in the morning then becoming mostly
cloudy. waves 1 to 2 feet.
.tonight...southwest wind 10 to 15 knots. gusts up to 25 knots.
partly cloudy in the evening then clearing. waves 1 to 2 feet.
.tuesday...northwest wind 5 knots becoming north in the late
morning and early afternoon, then becoming east late in the
afternoon. sunny. waves 1 foot or less.
.tuesday night...southeast wind 5 knots becoming south early in
the morning. clear. waves 1 foot or less.
$$
(35/72)
Latest Nearshore Marine Forecast by KDTX
Issued 4/20/2026 3:14 AM America/New_York.
Valid through 4/20/2026 11:15 AM America/New_York.
fzus53 kdtx 200714
nshdtx
expires:202604201515;;679429
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
314 am edt mon apr 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz441-201515-
port austin to harbor beach mi-
314 am edt mon apr 20 2026
...small craft advisory in effect until 10 am edt this morning...
.today...northwest winds 10 to 15 knots diminishing to 5 to
10 knots early in the afternoon, then veering to the east late in
the afternoon. partly cloudy in the morning then clearing. waves
3 to 5 feet subsiding to 1 to 3 feet in the afternoon. waves
occasionally around 7 feet.
.tonight...south winds 10 to 15 knots increasing to 15 to
20 knots after midnight. mostly clear until early morning
becoming mostly cloudy. waves 1 to 3 feet building to 2 to 4 feet
after midnight.
.tuesday...south winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. mostly cloudy becoming partly
cloudy in the late morning and early afternoon becoming mostly
sunny. a chance of sprinkles until late afternoon. waves 2 to
4 feet.
.tuesday night...south winds 5 to 10 knots backing to the north
in the late evening and overnight. mostly clear. waves 1 to
3 feet.
see lake huron open lake forecast for days 3 through 5.
$$
(36/72)
Latest Nearshore Marine Forecast by KDTX
Issued 4/20/2026 3:14 AM America/New_York.
Valid through 4/20/2026 11:15 AM America/New_York.
fzus53 kdtx 200714
nshdtx
expires:202604201515;;679430
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
314 am edt mon apr 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz442-201515-
harbor beach to port sanilac mi-
314 am edt mon apr 20 2026
...small craft advisory in effect until 10 am edt this morning...
.today...northwest winds 10 to 15 knots becoming north 5 to
10 knots early in the afternoon, then veering to the east late in
the afternoon. mostly sunny. waves 3 to 5 feet subsiding to 1 to
3 feet in the afternoon. waves occasionally around 7 feet.
.tonight...south winds 10 to 15 knots increasing to 15 to
20 knots after midnight. mostly clear until early morning
becoming mostly cloudy. waves 1 to 3 feet building to 2 to 4 feet
after midnight.
.tuesday...south winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. mostly cloudy becoming partly
cloudy in the late morning and early afternoon becoming mostly
sunny. a chance of sprinkles until late afternoon. waves 3 to
5 feet. waves occasionally around 7 feet.
.tuesday night...southwest winds 5 to 10 knots veering to the
north in the late evening and overnight. mostly clear. waves
2 feet or less.
see lake huron open lake forecast for days 3 through 5.
$$
(37/72)
Latest Nearshore Marine Forecast by KDTX
Issued 4/20/2026 3:14 AM America/New_York.
Valid through 4/20/2026 11:15 AM America/New_York.
fzus53 kdtx 200714
nshdtx
expires:202604201515;;679431
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
314 am edt mon apr 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz443-201515-
port sanilac to port huron mi-
314 am edt mon apr 20 2026
...small craft advisory in effect until 10 am edt this morning...
.today...northwest winds 10 to 15 knots becoming north 5 to
10 knots early in the afternoon, then veering to the northeast
late in the afternoon. mostly sunny. waves 2 to 4 feet subsiding
to 1 to 3 feet in the afternoon.
.tonight...southeast winds 5 to 10 knots becoming south 15 to
20 knots. mostly clear until early morning becoming mostly
cloudy. waves 1 to 3 feet building to 2 to 4 feet after midnight.
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots early in the afternoon. mostly cloudy becoming partly
cloudy in the late morning and early afternoon becoming mostly
sunny. a chance of sprinkles until late afternoon. waves 2 to
4 feet.
.tuesday night...southwest winds 5 to 10 knots veering to the
northwest in the late evening and overnight. mostly clear. waves
2 feet or less.
see lake huron open lake forecast for days 3 through 5.
$$
(38/72)
Latest Nearshore Marine Forecast by KDTX
Issued 4/20/2026 3:14 AM America/New_York.
Valid through 4/20/2026 11:15 AM America/New_York.
fzus53 kdtx 200714
nshdtx
expires:202604201515;;679432
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
314 am edt mon apr 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez444-201515-
michigan waters of lake erie from detroit river to north cape mi-
314 am edt mon apr 20 2026
.today...northwest winds 5 to 10 knots. sunny. waves 2 feet or
less.
.tonight...south winds 5 to 10 knots increasing to 10 to 15 knots
in the late evening and overnight. clear until early morning
becoming partly cloudy. waves 2 feet or less.
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots early in the afternoon. partly cloudy. a chance of
sprinkles until late afternoon. waves 1 to 3 feet.
.tuesday night...west winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. partly cloudy. a
chance of showers until early morning. waves 2 feet or less.
see lake erie open lake forecast for days 3 through 5.
the water temperature at belle isle is 48 degrees.
$$
(39/72)
Latest Nearshore Marine Forecast by KDTX
Issued 4/20/2026 3:14 AM America/New_York.
Valid through 4/20/2026 11:15 AM America/New_York.
fzus53 kdtx 200714
nshdtx
expires:202604201515;;679428
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
314 am edt mon apr 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz421-201515-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
314 am edt mon apr 20 2026
...small craft advisory in effect until 10 am edt this morning...
.today...northwest winds 10 to 15 knots diminishing to 5 to
10 knots late in the morning, then backing to the west early in
the afternoon backing to the south late in the afternoon. mostly
sunny. waves 2 to 4 feet subsiding to 1 to 3 feet in the
afternoon.
.tonight...south winds 10 to 15 knots increasing to 20 to
25 knots. partly cloudy until early morning becoming mostly
cloudy. waves 1 to 3 feet building to 3 to 5 feet after midnight.
waves occasionally around 7 feet.
.tuesday...southwest winds 20 to 25 knots diminishing to 10 to
15 knots. mostly cloudy early in the morning then clearing. a
chance of sprinkles until late afternoon. waves 3 to 5 feet
subsiding to 1 to 3 feet early in the afternoon. waves
occasionally around 7 feet.
.tuesday night...west winds 10 to 15 knots veering to the north
in the late evening and early morning, then diminishing to 5 to
10 knots after midnight. mostly clear. waves 2 feet or less.
see lake huron open lake forecast for days 3 through 5.
$$
(40/72)
Latest Nearshore Marine Forecast by KDTX
Issued 4/20/2026 3:14 AM America/New_York.
Valid through 4/20/2026 11:15 AM America/New_York.
fzus53 kdtx 200714
nshdtx
expires:202604201515;;679427
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
314 am edt mon apr 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz422-201515-
inner saginaw bay sw of point au gres to bay port mi-
314 am edt mon apr 20 2026
.today...northwest winds 10 to 15 knots becoming west 5 to
10 knots in the late morning and early afternoon, then backing to
the south late in the afternoon. mostly sunny. waves 2 feet or
less.
.tonight...south winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. partly cloudy until
early morning becoming mostly cloudy. waves 1 to 3 feet building
to 2 to 4 feet after midnight.
.tuesday...south winds 20 to 25 knots becoming southwest 10 to 15
knots. mostly cloudy early in the morning then clearing. a chance of
sprinkles until late afternoon. waves 3 to 5 feet subsiding to 1 to 3
feet early in the afternoon. waves occasionally around 7 feet. a
small craft advisory may be needed.
.tuesday night...west winds 10 to 15 knots becoming north 5 to
10 knots in the late evening and overnight. mostly clear. waves
2 feet or less.
see lake huron open lake forecast for days 3 through 5.
$$
(41/72)
Latest Nearshore Marine Forecast by KGRB
Issued 4/20/2026 1:56 AM US/Central.
Valid through 4/20/2026 5:00 AM US/Central.
fzus53 kgrb 200656
nshgrb
expires:202604201000;;678228
nearshore marine forecast
national weather service green bay wi
156 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz542-543-201000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
156 am cdt mon apr 20 2026
...small craft advisory in effect from this afternoon through
tuesday afternoon...
.rest of the night...ne wind 5 to 10 kts backing sw after
midnight. waves 2 ft or less. clear.
.monday...s wind 10 to 15 kts increasing to 15 to 25 kts early in
the afternoon. waves 2 ft or less building to 4 to 7 ft in the
afternoon. sunny in the morning then becoming partly cloudy.
.monday night...s wind to 30 kts decreasing to 10 to 15 kts after
midnight. waves 4 to 7 ft. mostly cloudy.
.tuesday...s wind 5 to 10 kts backing se early in the afternoon.
waves 3 to 5 ft subsiding to 2 to 4 ft in the afternoon. mostly
sunny.
$$
(42/72)
Latest Nearshore Marine Forecast by KGRB
Issued 4/20/2026 1:56 AM US/Central.
Valid through 4/20/2026 5:00 AM US/Central.
fzus53 kgrb 200656
nshgrb
expires:202604201000;;678227
nearshore marine forecast
national weather service green bay wi
156 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz541-201000-
rock island passage to sturgeon bay wi-
156 am cdt mon apr 20 2026
...small craft advisory in effect from this afternoon through
tuesday afternoon...
.rest of the night...nw wind 5 to 10 kts. waves 2 ft or less.
clear.
.monday...w wind 5 to 10 kts backing sw 10 to 15 kts mid-day,
then backing s 15 to 25 kts early in the afternoon. waves 2 ft or
less building to 4 to 7 ft in the afternoon. sunny in the morning
then becoming partly sunny.
.monday night...s wind to 30 kts becoming sw 10 to 20 kts after
midnight. waves 5 to 8 ft. mostly cloudy.
.tuesday...s wind 5 to 10 kts backing se early in the afternoon.
waves 4 to 7 ft subsiding to 2 to 4 ft in the afternoon. sunny.
$$
(43/72)
Latest Nearshore Marine Forecast by KGRB
Issued 4/20/2026 1:56 AM US/Central.
Valid through 4/20/2026 5:00 AM US/Central.
fzus53 kgrb 200656
nshgrb
expires:202604201000;;678226
nearshore marine forecast
national weather service green bay wi
156 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz521-522-201000-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
156 am cdt mon apr 20 2026
...small craft advisory in effect from this afternoon through
late tonight...
.rest of the night...nw wind 5 to 10 kts backing w after
midnight. waves 2 ft or less. clear.
.monday...sw wind 5 to 10 kts backing s mid-day, then increasing
to 10 to 20 kts early in the afternoon. waves 1 to 3 ft. sunny in
the morning then becoming partly cloudy.
.monday night...s wind 15 to 25 kts veering sw 10 to 15 kts after
midnight. waves 2 to 4 ft. mostly cloudy in the evening then
becoming partly cloudy.
.tuesday...sw wind 5 to 10 kts backing e early in the afternoon.
waves 2 ft or less. sunny.
$$
(44/72)
Latest Nearshore Marine Forecast by KGRR
Issued 4/20/2026 2:08 AM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kgrr 200608
nshgrr
expires:202604200800;;674204
nearshore marine forecast
national weather service grand rapids mi
208 am edt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz845-200800-
south haven to holland mi-
208 am edt mon apr 20 2026
.rest of tonight...northeast winds around 10 knots. mostly clear.
waves 1 to 2 feet.
.monday...east winds 5 to 10 knots veering south in the late morning
and early afternoon, then veering southwest early in the afternoon.
sunny. waves around 1 foot.
.monday night...south winds 5 to 10 knots increasing to 15 to
25 knots in the late evening and overnight. partly cloudy. waves
2 to 3 feet.
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet.
.tuesday night...southwest winds 10 to 15 knots veering west in the
late evening and early morning, then veering northeast after
midnight. partly cloudy. waves 1 to 3 feet.
.wednesday...northeast winds 5 to 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less.
.thursday...south winds 10 to 15 knots. mostly sunny. waves 1 to
3 feet.
.friday...south winds 15 to 25 knots veering southwest early in the
afternoon. rain showers likely. waves 3 to 5 feet.
$$
(45/72)
Latest Nearshore Marine Forecast by KGRR
Issued 4/20/2026 2:08 AM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kgrr 200608
nshgrr
expires:202604200800;;674205
nearshore marine forecast
national weather service grand rapids mi
208 am edt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz844-200800-
st joseph to south haven mi-
208 am edt mon apr 20 2026
.rest of tonight...northeast winds 5 to 10 knots. mostly clear.
waves 1 to 3 feet.
.monday...east winds 5 to 10 knots veering south in the late morning
and early afternoon, then veering west early in the afternoon.
sunny. waves 1 to 2 feet.
.monday night...southeast winds 5 to 10 knots veering south 10 to
20 knots in the late evening and overnight. mostly clear. waves 1 to
3 feet.
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 2 to
3 feet.
.tuesday night...southwest winds around 10 knots veering north after
midnight. partly cloudy with a slight chance of rain showers. waves
1 to 2 feet.
.wednesday...northeast winds 5 to 10 knots backing northwest early
in the afternoon. mostly sunny. waves 1 foot or less.
.thursday...south winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet.
.friday...south winds 15 to 25 knots veering southwest early in the
afternoon. rain showers likely. waves 2 to 4 feet.
$$
(46/72)
Latest Nearshore Marine Forecast by KGRR
Issued 4/20/2026 2:08 AM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kgrr 200608
nshgrr
expires:202604200800;;674203
nearshore marine forecast
national weather service grand rapids mi
208 am edt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz846-200800-
holland to grand haven mi-
208 am edt mon apr 20 2026
.rest of tonight...northeast winds around 10 knots. clear. waves
around 1 foot.
.monday...east winds 5 to 10 knots veering southwest in the late
morning and afternoon. sunny. waves 1 foot or less.
.monday night...south winds 10 to 20 knots increasing to 20 to
25 knots after midnight. partly cloudy. waves 2 to 3 feet building
to 3 to 5 feet after midnight.
.tuesday...southwest winds 15 to 25 knots. mostly sunny. waves 3 to
5 feet.
.tuesday night...southwest winds 10 to 15 knots veering northwest in
the late evening and early morning, then veering northeast after
midnight. partly cloudy. waves 2 to 3 feet.
.wednesday...northeast winds 5 to 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less.
.thursday...south winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet.
.friday...south winds to 30 knots veering southwest 15 to 20 knots
early in the afternoon. rain showers likely. waves 5 to 7 feet.
$$
(47/72)
Latest Nearshore Marine Forecast by KGRR
Issued 4/20/2026 2:08 AM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kgrr 200608
nshgrr
expires:202604200800;;674202
nearshore marine forecast
national weather service grand rapids mi
208 am edt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz847-200800-
grand haven to whitehall mi-
208 am edt mon apr 20 2026
.rest of tonight...northeast winds around 10 knots. mostly clear.
waves around 1 foot.
.monday...east winds 5 to 15 knots veering south in the late morning
and afternoon. sunny. waves around 1 foot.
.monday night...south winds 15 to 25 knots. partly cloudy. waves
1 to 2 feet building to 4 to 6 feet in the late evening and
overnight.
.tuesday...south winds 15 to 25 knots. mostly sunny. waves 4 to
6 feet.
.tuesday night...southwest winds 10 to 15 knots veering north in the
late evening and early morning, then veering northeast after
midnight. partly cloudy. waves 2 to 4 feet subsiding to 1 to 2 feet
in the late evening and overnight.
.wednesday...northeast winds 5 to 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less.
.thursday...south winds 15 to 20 knots. mostly sunny. waves 1 to
3 feet building to 3 to 5 feet in the late morning and afternoon.
.friday...south winds to 30 knots. rain showers likely. waves 6 to
8 feet.
$$
(48/72)
Latest Nearshore Marine Forecast by KGRR
Issued 4/20/2026 2:08 AM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kgrr 200608
nshgrr
expires:202604200800;;674201
nearshore marine forecast
national weather service grand rapids mi
208 am edt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz848-200800-
whitehall to pentwater mi-
208 am edt mon apr 20 2026
.rest of tonight...northeast winds 5 to 10 knots. mostly clear.
waves 1 to 2 feet.
.monday...southeast winds 5 to 10 knots veering south 10 to 20 knots
in the late morning and afternoon. sunny. waves 1 to 2 feet.
.monday night...south winds 15 to 25 knots. partly cloudy. waves
1 to 3 feet building to 4 to 6 feet in the late evening and
overnight.
.tuesday...south winds 15 to 25 knots decreasing to 10 to 15 knots
early in the afternoon. mostly sunny. waves 4 to 6 feet.
.tuesday night...northwest winds 5 to 10 knots veering northeast in
the late evening and overnight. mostly clear. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight.
.wednesday...northeast winds 5 to 10 knots backing northwest early
in the afternoon. sunny. waves 1 foot or less.
.thursday...south winds 15 to 25 knots. mostly sunny. waves 2 to
3 feet building to 3 to 5 feet in the late morning and afternoon.
.friday...south winds to 30 knots. rain showers likely. waves 6 to
8 feet.
$$
(49/72)
Latest Nearshore Marine Forecast by KGRR
Issued 4/20/2026 2:08 AM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kgrr 200608
nshgrr
expires:202604200800;;674200
nearshore marine forecast
national weather service grand rapids mi
208 am edt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz849-200800-
pentwater to manistee mi-
208 am edt mon apr 20 2026
.rest of tonight...northeast winds 5 to 10 knots. mostly clear.
waves 2 to 3 feet.
.monday...south winds 10 to 20 knots. sunny. waves 1 to 3 feet.
.monday night...south winds 15 to 25 knots. partly cloudy. waves
3 to 5 feet.
.tuesday...south winds 15 to 25 knots veering southwest 10 to
15 knots early in the afternoon. mostly sunny. waves 4 to 6 feet.
.tuesday night...north winds 5 to 10 knots veering northeast in the
late evening and overnight. mostly clear. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight.
.wednesday...northeast winds 5 to 10 knots backing north early in
the afternoon. sunny. waves around 1 foot.
.thursday...south winds 15 to 25 knots. partly sunny. waves 2 to
3 feet building to 3 to 5 feet in the late morning and afternoon.
.friday...south winds to 30 knots. rain showers likely. waves 6 to
8 feet.
$$
(50/72)
Latest Nearshore Marine Forecast by KIWX
Issued 4/19/2026 9:33 PM America/New_York.
Valid through 4/20/2026 6:00 AM America/New_York.
fzus53 kiwx 200133
nshiwx
expires:202604201000;;665114
nearshore marine forecast
national weather service northern indiana
933 pm edt sun apr 19 2026
for waters within five nautical miles of shore on lake michigan
lmz046-201000-
michigan city in to new buffalo mi-
933 pm edt sun apr 19 2026
.rest of tonight...north winds 10 knots or less becoming
northeast. clearing skies. waves 1 to 2 feet.
.monday...northeast winds less than 10 knots. sunny. waves 1 to
2 feet.
.monday night...east winds 10 knots or less becoming south 10 to
15 knots. partly cloudy. waves 1 to 2 feet.
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. mostly sunny. waves 1 to 2 feet.
the water temperature at st. joseph is 50 degrees and at michigan
city is 48 degrees.
$$
(51/72)
Latest Nearshore Marine Forecast by KIWX
Issued 4/19/2026 9:33 PM America/New_York.
Valid through 4/20/2026 6:00 AM America/New_York.
fzus53 kiwx 200133
nshiwx
expires:202604201000;;665115
nearshore marine forecast
national weather service northern indiana
933 pm edt sun apr 19 2026
for waters within five nautical miles of shore on lake michigan
lmz043-201000-
new buffalo mi to st joseph mi-
933 pm edt sun apr 19 2026
.rest of tonight...north winds 10 knots or less becoming
northeast. clearing skies. waves around 2 feet.
.monday...east winds less than 10 knots. sunny. waves 1 to
2 feet.
.monday night...east winds 10 knots or less becoming south 10 to
15 knots. partly cloudy. waves 2 feet or less.
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. mostly sunny. waves 1 to 3 feet.
the water temperature at st. joseph is 50 degrees and at michigan
city is 48 degrees.
$$
(52/72)
Latest Nearshore Marine Forecast by KLOT
Issued 4/19/2026 9:19 PM US/Central.
Valid through 4/20/2026 4:15 AM US/Central.
fzus53 klot 200219
nshlot
expires:202604200915;;666727
nearshore marine forecast
national weather service chicago/romeoville il
919 pm cdt sun apr 19 2026
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz740>742-200915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
919 pm cdt sun apr 19 2026
.rest of tonight...northeast winds around 10 kt. partly cloudy
late in the evening then clearing. waves 1 to 3 ft.
.monday...east winds 10 to 15 kt becoming southeast in the
afternoon. mostly sunny. waves 1 to 3 ft.
.monday night...southeast winds 10 to 15 kt becoming south 15 to
20 kt overnight. mostly cloudy. waves building to 2 to 4 ft.
.tuesday...southwest winds 10 to 20 kt. partly cloudy. waves 2 to
4 ft subsiding to 1 to 2 ft.
$$
(53/72)
Latest Nearshore Marine Forecast by KLOT
Issued 4/19/2026 9:19 PM US/Central.
Valid through 4/20/2026 4:15 AM US/Central.
fzus53 klot 200219
nshlot
expires:202604200915;;666728
nearshore marine forecast
national weather service chicago/romeoville il
919 pm cdt sun apr 19 2026
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz743>745-200915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
919 pm cdt sun apr 19 2026
.rest of tonight...northeast winds around 10 kt. partly cloudy
late in the evening then clearing. waves 1 to 3 ft.
.monday...east winds 5 to 10 kt becoming northeast. sunny. waves
1 to 2 ft.
.monday night...southeast winds 10 to 15 kt becoming south 15 to
20 kt overnight. partly cloudy. waves 1 to 3 ft.
.tuesday...southwest winds 15 to 20 kt. partly cloudy. waves 1 to
3 ft.
$$
(54/72)
Latest Nearshore Marine Forecast by KMKX
Issued 4/20/2026 1:10 AM US/Central.
Valid through 4/20/2026 4:00 AM US/Central.
fzus53 kmkx 200610
nshmkx
expires:202604200900;;674598
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz643-200900-
sheboygan to port washington wi-
110 am cdt mon apr 20 2026
.rest of tonight...east wind 5 to 10 knots. clear. waves 1 to
3 feet.
.monday...southeast wind 5 to 10 knots becoming south 10 to
15 knots late in the morning, then rising to 15 to 20 knots in
the afternoon. sunny. waves 1 to 2 feet building to 3 to 4 feet
late in the afternoon.
.monday night...south wind 15 to 25 knots becoming 15 to 20 knots
late in the evening, then becoming south 15 to 20 knots after
midnight. mostly cloudy. waves 3 to 5 feet building to 4 to
6 feet late in the evening, then subsiding to 3 to 5 feet after
midnight subsiding to 3 to 4 feet early in the morning. a small
craft advisory may be needed.
.tuesday...south wind 10 to 15 knots with gusts to around
20 knots veering southwest late in the morning, then backing
south early in the afternoon backing southeast late in the
afternoon. mostly sunny. waves 3 to 4 feet.
$$
(55/72)
Latest Nearshore Marine Forecast by KMKX
Issued 4/20/2026 1:10 AM US/Central.
Valid through 4/20/2026 4:00 AM US/Central.
fzus53 kmkx 200610
nshmkx
expires:202604200900;;674599
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz644-200900-
port washington to north point light wi-
110 am cdt mon apr 20 2026
.rest of tonight...northeast wind 5 to 10 knots veering east
early in the morning. clear. waves 1 to 2 feet.
.monday...southeast wind 5 to 10 knots rising to 10 to 15 knots
in the late morning and early afternoon, then rising to 15 to
20 knots late in the afternoon. sunny. waves 1 to 2 feet building
to 2 to 4 feet late in the afternoon.
.monday night...south wind 15 to 20 knots easing to 10 to
15 knots early in the morning. mostly cloudy. waves 3 to 4 feet.
.tuesday...south wind 10 to 15 knots veering southwest late in
the morning, then becoming southwest 10 to 15 knots early in the
afternoon backing southeast late in the afternoon. partly sunny.
waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon.
$$
(56/72)
Latest Nearshore Marine Forecast by KMKX
Issued 4/20/2026 1:10 AM US/Central.
Valid through 4/20/2026 4:00 AM US/Central.
fzus53 kmkx 200610
nshmkx
expires:202604200900;;674600
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz645-200900-
north point light to wind point wi-
110 am cdt mon apr 20 2026
.rest of tonight...northeast wind 5 to 10 knots veering east
early in the morning. clear. waves 1 to 3 feet.
.monday...southeast wind 5 to 10 knots rising to 10 to 15 knots
with gusts to around 20 knots in the afternoon. sunny. waves 1 to
3 feet.
.monday night...south wind 15 to 20 knots. mostly cloudy. waves
2 to 4 feet.
.tuesday...southwest wind 10 to 20 knots becoming 10 to 15 knots
in the late morning and early afternoon, then backing south late
in the afternoon. partly sunny. waves 2 to 4 feet subsiding to
1 to 2 feet in the afternoon.
$$
(57/72)
Latest Nearshore Marine Forecast by KMKX
Issued 4/20/2026 1:10 AM US/Central.
Valid through 4/20/2026 4:00 AM US/Central.
fzus53 kmkx 200610
nshmkx
expires:202604200900;;674601
nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt mon apr 20 2026
for waters within five nautical miles of shore on lake michigan
lmz646-200900-
wind point wi to winthrop harbor il-
110 am cdt mon apr 20 2026
.rest of tonight...northeast wind 5 to 10 knots veering east
early in the morning. clear. waves 1 to 2 feet.
.monday...east wind 5 to 10 knots veering southeast late in the
morning, then rising to 10 to 15 knots in the afternoon. sunny.
waves 1 to 3 feet.
.monday night...southeast wind 10 to 15 knots veering south with
gusts to around 20 knots late in the evening, then becoming south
10 to 15 knots with gusts to around 20 knots after midnight
rising to 15 to 20 knots early in the morning. mostly cloudy.
waves 1 to 3 feet building to 2 to 4 feet in the late evening and
overnight.
.tuesday...southwest wind 15 to 20 knots easing to 10 to 15 knots
with gusts to around 20 knots late in the morning, then becoming
southwest 10 to 15 knots in the afternoon. partly sunny. waves
2 to 4 feet subsiding to 1 to 2 feet in the afternoon.
$$
(58/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667652
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lmz248-250-200800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
1100 pm edt sun apr 19 2026
.rest of tonight...northwest wind less than 10 knots with gusts
up to 17 knots. mostly clear. a chance of snow showers by
midnight, then a chance of flurries late. waves calm to 1 foot.
.monday...west wind less than 10 knots backing southwest 10 to
15 knots with gusts up to 28 knots by late morning, then backing
south 15 to 25 knots late. mostly sunny through early afternoon
then becoming mostly cloudy. waves building to 2 to 4 feet.
.monday night...south wind 15 to 25 knots with gusts up to
33 knots. cloudy in the evening then becoming partly cloudy.
waves building to 4 to 7 feet occasionally to 9 feet.
.tuesday...southwest wind 5 to 15 knots veering west less than
10 knots in the afternoon. sunny. waves subsiding to 2 to 3 feet.
$$
(59/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667651
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lmz221-200800-
green bay north of line from cedar river mi to rock island
passage-
1100 pm edt sun apr 19 2026
.rest of tonight...northwest wind less than 10 knots. mostly
clear. waves calm to 1 foot.
.monday...west wind less than 10 knots backing south 10 to
20 knots with gusts up to 28 knots by late morning. mostly sunny
through early afternoon then becoming mostly cloudy. waves
building to 2 to 4 feet.
.monday night...south wind 10 to 20 knots with gusts up to
32 knots. mostly cloudy in the evening then becoming partly
cloudy. waves subsiding to 2 to 3 feet.
.tuesday...southwest wind less than 10 knots backing southeast in
the afternoon. sunny. waves subsiding to 1 to 2 feet.
$$
(60/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667656
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz246-200800-
point isabelle to lower entrance of portage canal mi-
1100 pm edt sun apr 19 2026
.rest of tonight...northwest wind less than 10 knots. mostly
clear. a chance of flurries by midnight. waves calm to 1 foot.
.monday...southwest wind less than 10 knots backing south 10 to
15 knots late. mostly sunny through mid morning then becoming
mostly cloudy. waves building to 1 to 2 feet.
.monday night...southwest wind 15 to 20 knots becoming 10 to
20 knots after midnight. gusts up to 27 knots. mostly cloudy in
the evening then clearing. waves building to 2 to 4 feet, then
subsiding to 1 to 2 feet.
.tuesday...northwest wind less than 10 knots. sunny. waves 1 to
2 feet.
$$
(61/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667655
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz244-245-200800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
1100 pm edt sun apr 19 2026
.rest of tonight...north wind 10 to 15 knots backing northwest
less than 10 knots late. partly cloudy. a chance of snow showers
by midnight. waves 2 to 3 feet subsiding to 1 to 2 feet.
.monday...southwest wind less than 10 knots increasing to 10 to
15 knots by late morning, then backing south 10 to 20 knots late.
partly cloudy. a slight chance of rain showers late. waves
building to 2 to 3 feet.
.monday night...south wind 15 to 20 knots veering southwest 10 to
20 knots after midnight. gusts up to 28 knots. mostly cloudy in
the evening then clearing. waves building to 3 to 5 feet
occasionally to 7 feet, then subsiding to 2 to 3 feet.
.tuesday...northwest wind less than 10 knots with gusts up to
17 knots. sunny. waves subsiding to 1 to 2 feet.
$$
(62/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667654
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz242-243-200800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1100 pm edt sun apr 19 2026
.rest of tonight...northwest wind 10 to 15 knots diminishing to
less than 10 knots late. mostly clear. waves 2 to 3 feet
subsiding to 1 to 2 feet.
.monday...southwest wind less than 10 knots backing south 10 to
15 knots late. mostly sunny through mid morning then becoming
mostly cloudy. a slight chance of rain showers and snow showers
late. waves 1 to 2 feet.
.monday night...southwest wind 15 to 20 knots becoming 10 to
20 knots after midnight. gusts up to 27 knots. mostly cloudy in
the evening then clearing. waves building to 2 to 4 feet, then
subsiding to 2 to 3 feet.
.tuesday...west wind less than 10 knots. sunny. waves subsiding
to 1 to 2 feet.
$$
(63/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667653
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz240-241-200800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1100 pm edt sun apr 19 2026 /1000 pm cdt sun apr 19 2026/
.rest of tonight...north wind less than 10 knots by midnight
becoming variable. clear. waves 1 to 2 feet.
.monday...southwest wind 5 to 15 knots with gusts up to 24 knots.
mostly sunny through mid morning then becoming mostly cloudy.
waves building to 1 to 2 feet.
.monday night...southwest wind 15 to 20 knots diminishing to 5 to
15 knots after midnight. partly cloudy in the evening then
clearing. waves building to 2 to 3 feet, then subsiding to 1 to
2 feet.
.tuesday...northwest wind less than 10 knots. sunny. waves 1 to
2 feet.
$$
(64/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667657
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz247-200800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
1100 pm edt sun apr 19 2026
.rest of tonight...northwest wind less than 10 knots backing west
late. mostly clear. a chance of flurries by midnight. waves calm
to 1 foot.
.monday...southwest wind less than 10 knots backing south 5 to
15 knots with gusts up to 23 knots by late morning. partly
cloudy. waves building to 1 to 2 feet.
.monday night...southwest wind 15 to 20 knots becoming 10 to
20 knots after midnight. gusts up to 29 knots. mostly cloudy in
the evening then clearing. waves building to 2 to 4 feet, then
subsiding to 1 to 2 feet.
.tuesday...west wind less than 10 knots veering north in the
afternoon. sunny. waves 1 to 2 feet.
$$
(65/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667658
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz248-200800-
huron islands to marquette mi-
1100 pm edt sun apr 19 2026
.rest of tonight...northwest wind 5 to 15 knots. mostly clear. a
chance of flurries. waves 2 to 3 feet subsiding to 1 to 2 feet.
.monday...west wind less than 10 knots backing south with gusts
up to 25 knots by late morning, then increasing to 10 to 20 knots
late. partly cloudy. waves building to 2 to 3 feet.
.monday night...south wind 15 to 25 knots veering southwest after
midnight. gusts up to 33 knots. mostly cloudy in the evening then
clearing. waves building to 2 to 4 feet, then subsiding to 1 to
2 feet.
.tuesday...northwest wind 10 to 15 knots veering north less than
10 knots in the afternoon. sunny. waves 1 to 2 feet.
$$
(66/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667659
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz249-200800-
marquette to munising mi-
1100 pm edt sun apr 19 2026
...small craft advisory in effect until 6 am edt monday...
.rest of tonight...northwest wind 5 to 15 knots. partly cloudy. a
chance of snow showers by midnight, then a chance of flurries
late. waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to
3 feet.
.monday...west wind less than 10 knots backing south with gusts
up to 28 knots by late morning, then increasing to 10 to 20 knots
with gusts up to 28 knots late. partly cloudy. waves subsiding to
1 to 2 feet, then building to 2 to 3 feet.
.monday night...south wind 15 to 25 knots with gusts up to
33 knots. mostly cloudy in the evening then becoming mostly
clear. waves building to 3 to 5 feet occasionally to 7 feet, then
subsiding to 2 to 3 feet.
.tuesday...west wind 10 to 15 knots veering north 5 to 15 knots
in the afternoon. sunny. waves subsiding to 1 to 2 feet.
$$
(67/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667660
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz250-200800-
munising to grand marais mi-
1100 pm edt sun apr 19 2026
...small craft advisory in effect until 8 am edt monday...
.rest of tonight...north wind 10 to 20 knots backing northwest
less than 10 knots late. partly cloudy. a chance of snow showers
by midnight, then a chance of flurries late. waves 4 to 7 feet
occasionally to 9 feet subsiding to 2 to 3 feet.
.monday...west wind less than 10 knots backing southwest with
gusts up to 27 knots by late morning, then backing south 10 to
20 knots with gusts up to 27 knots late. partly cloudy. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet.
.monday night...south wind 15 to 25 knots with gale force gusts
up to 35 knots. mostly cloudy in the evening then becoming partly
cloudy. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 2 to 3 feet.
.tuesday...west wind 10 to 15 knots veering northwest in the
afternoon. sunny. waves subsiding to 1 to 2 feet.
$$
(68/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 11:00 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 200300
nshmqt
expires:202604200800;;667661
nearshore marine forecast
national weather service marquette mi
1100 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz251-200800-
grand marais to whitefish point mi-
1100 pm edt sun apr 19 2026
...small craft advisory in effect until 8 am edt monday...
.rest of tonight...northwest wind 15 to 20 knots diminishing to
less than 10 knots late. partly cloudy. a chance of flurries by
midnight, then a chance of snow showers late. waves 4 to 7 feet
occasionally to 9 feet subsiding to 2 to 4 feet.
.monday...west wind less than 10 knots with gusts up to 24 knots
backing south 10 to 20 knots late. partly cloudy. a chance of
flurries through mid morning. waves subsiding to 1 to 2 feet.
.monday night...south wind 15 to 25 knots with gale force gusts
up to 35 knots. cloudy in the evening then becoming partly
cloudy. waves building to 2 to 4 feet, then subsiding to 2 to
3 feet.
.tuesday...west wind 10 to 20 knots veering northwest 10 to
15 knots in the afternoon. sunny. waves subsiding to 1 to 2 feet.
$$
(69/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 5:01 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 192101
nshmqt
expires:202604200800;;655683
nearshore marine forecast
national weather service marquette mi
500 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lmz248-200800-
seul choix point to point detour mi-
500 pm edt sun apr 19 2026
...small craft advisory in effect until 10 pm edt this evening...
.late this afternoon...northwest wind 15 to 20 knots. partly
cloudy with a chance of snow showers. waves 2 to 3 feet subsiding
to 1 to 2 feet.
.tonight...northwest wind 10 to 20 knots diminishing to less than
10 knots late. mostly clear. a chance of flurries through late
evening. a chance of snow showers by midnight, then a chance of
flurries late. waves 1 to 2 feet.
.monday...west wind less than 10 knots backing southwest 10 to
20 knots with gusts up to 27 knots by late morning. mostly sunny
through early afternoon then becoming mostly cloudy. waves
building to 2 to 4 feet.
.monday night...southwest wind 15 to 25 knots with gusts up to
33 knots. cloudy in the evening then becoming partly cloudy.
waves building to 4 to 7 feet occasionally to 9 feet, then
subsiding to 3 to 6 feet occasionally to 8 feet.
.tuesday...southwest wind 10 to 15 knots veering west less than
10 knots in the afternoon. sunny. waves subsiding to 2 to 3 feet.
$$
(70/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 5:01 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 192101
nshmqt
expires:202604200800;;655682
nearshore marine forecast
national weather service marquette mi
500 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lmz250-200800-
5nm east of a line from fairport mi to rock island passage-
500 pm edt sun apr 19 2026
.late this afternoon...north wind 10 to 15 knots. mostly cloudy
with a chance of snow showers. waves 1 to 2 feet.
.tonight...north wind 10 to 15 knots backing northwest less than
10 knots late. mostly clear. a chance of flurries through
midnight. waves 1 to 2 feet.
.monday...west wind less than 10 knots backing southwest 10 to
15 knots with gusts up to 28 knots by late morning, then backing
south 15 to 25 knots late. mostly sunny through early afternoon
then becoming mostly cloudy. waves building to 2 to 4 feet.
.monday night...south wind 15 to 25 knots with gusts up to
32 knots. cloudy in the evening then becoming partly cloudy.
waves building to 4 to 7 feet occasionally to 9 feet, then
subsiding to 3 to 6 feet occasionally to 8 feet.
.tuesday...southwest wind 5 to 15 knots backing south less than
10 knots in the afternoon. sunny. waves subsiding to 2 to 3 feet.
$$
(71/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 5:01 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 192101
nshmqt
expires:202604200800;;655687
nearshore marine forecast
national weather service marquette mi
500 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz244-200800-
eagle river to manitou island mi-
500 pm edt sun apr 19 2026
...small craft advisory in effect until 8 pm edt this evening...
.late this afternoon...northwest wind 15 to 20 knots. partly
cloudy with a chance of snow showers. waves 3 to 5 feet
occasionally to 7 feet subsiding to 2 to 4 feet.
.tonight...northwest wind 5 to 15 knots. partly cloudy. a chance
of snow showers through midnight. waves subsiding to 1 to 2 feet.
.monday...southwest wind less than 10 knots backing south 10 to
15 knots late. gusts up to 22 knots. partly cloudy. a slight
chance of rain showers and snow showers late. waves building to
2 to 3 feet.
.monday night...southwest wind 15 to 20 knots becoming 10 to
20 knots after midnight. gusts up to 28 knots. mostly cloudy in
the evening then clearing. waves building to 2 to 4 feet, then
subsiding to 2 to 3 feet.
.tuesday...northwest wind less than 10 knots with gusts up to
17 knots. sunny. waves subsiding to 1 to 2 feet.
$$
(72/72)
Latest Nearshore Marine Forecast by KMQT
Issued 4/19/2026 5:01 PM America/New_York.
Valid through 4/20/2026 4:00 AM America/New_York.
fzus53 kmqt 192101
nshmqt
expires:202604200800;;655686
nearshore marine forecast
national weather service marquette mi
500 pm edt sun apr 19 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz245-200800-
manitou island to point isabelle mi-
500 pm edt sun apr 19 2026
...small craft advisory in effect until 6 pm edt this evening...
.late this afternoon...northwest wind 15 to 20 knots. partly
cloudy with a chance of snow showers. waves 2 to 4 feet.
.tonight...northwest wind 5 to 15 knots. partly cloudy. a chance
of snow showers through late evening, then a chance of flurries
by midnight. waves subsiding to 1 to 2 feet.
.monday...southwest wind less than 10 knots backing south 10 to
15 knots by late morning, then increasing to 15 to 20 knots late.
mostly sunny through mid morning then becoming mostly cloudy.
waves building to 2 to 3 feet.
.monday night...south wind 15 to 20 knots veering southwest 10 to
20 knots after midnight. mostly cloudy in the evening then
clearing. waves building to 3 to 5 feet occasionally to 7 feet,
then subsiding to 2 to 3 feet.
.tuesday...northwest wind 5 to 15 knots. sunny. waves subsiding
to 1 to 2 feet.
$$
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