(1/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794800
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 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.
lhz347-211045-
5nm east of mackinac bridge to presque isle light mi including
bois blanc island-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 8 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy early in the evening then becoming mostly cloudy.
waves 3 to 5 feet.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 to
4 feet.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 to 4 feet.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 to 4 feet.
see the open lakes forecast for days 3 through 5.
$$
(2/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794793
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz341-211045-
seul choix point to 5nm west of mackinac bridge-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy. waves 2 to 4 feet.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 to
3 feet.
.monday night...northeast wind 10 to 15 knots. partly cloudy.
waves 2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(3/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794795
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 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.
lmz323-211045-
grand traverse bay south of a line grand traverse light to
norwood mi-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
mostly cloudy. waves 2 to 3 feet.
.monday...northeast wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.monday night...east wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(4/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794802
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz349-211045-
sturgeon pt to alabaster mi-
1036 pm edt sun sep 20 2026
...small craft advisory in effect through monday evening...
.overnight...northeast wind 15 to 25 knots. mostly cloudy. waves
4 to 7 feet. waves occasionally around 8 feet.
.monday...northeast wind 10 to 20 knots. mostly cloudy. waves
4 to 6 feet.
.monday night...northeast wind 10 to 20 knots. mostly cloudy.
waves 4 to 6 feet.
.tuesday...northeast wind 15 to 25 knots. mostly sunny. waves
4 to 7 feet.
see the open lakes forecast for days 3 through 5.
$$
(5/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794801
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 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.
lhz348-211045-
presque isle light to sturgeon pt mi including thunder bay
national marine sanctuary-
1036 pm edt sun sep 20 2026
...small craft advisory in effect through monday evening...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy early in the evening then becoming mostly cloudy.
waves 4 to 6 feet.
.monday...northeast wind 10 to 20 knots. mostly cloudy. waves
4 to 6 feet.
.monday night...northeast wind 10 to 20 knots. mostly cloudy.
waves 3 to 5 feet.
.tuesday...northeast wind 10 to 20 knots. mostly sunny. waves
4 to 6 feet.
see the open lakes forecast for days 3 through 5.
$$
(6/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794792
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz322-211045-
st. marys river point iroquois to e. potagannissing bay-
1036 pm edt sun sep 20 2026
.overnight...east wind 10 to 15 knots. partly cloudy.
.monday...east wind 10 to 15 knots. partly sunny.
.monday night...east wind 5 to 10 knots. partly cloudy.
.tuesday...east wind 5 to 10 knots. sunny.
see the open lakes forecast for days 3 through 5.
$$
(7/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794791
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 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.
lsz321-211045-
whitefish bay (u.s. portion)/whitefish point to point iroquois mi-
1036 pm edt sun sep 20 2026
.overnight...east wind 10 to 15 knots. partly cloudy. waves 2 to
3 feet.
.monday...northeast wind 10 to 15 knots. partly sunny. waves
2 feet or less.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less.
.tuesday...northeast wind 5 to 10 knots. sunny. waves 2 feet or
less.
see the open lakes forecast for days 3 through 5.
$$
(8/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794797
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz346-211045-
manistee to point betsie mi-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
mostly cloudy. waves 2 to 4 feet.
.monday...northeast wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.monday night...east wind 10 to 15 knots. mostly cloudy. waves
2 feet or less.
.tuesday...northeast wind 10 to 15 knots. mostly sunny. waves
2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(9/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794796
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 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.
lmz344-345-211045-
sleeping bear point to grand traverse light mi-
point betsie to sleeping bear point mi-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
mostly cloudy. waves 2 to 4 feet.
.monday...northeast wind 10 to 15 knots. mostly cloudy. waves
2 to 3 feet.
.monday night...east wind 10 to 15 knots. mostly cloudy. waves
2 to 3 feet.
.tuesday...northeast wind 10 to 15 knots. mostly sunny. waves
2 to 3 feet.
see the open lakes forecast for days 3 through 5.
$$
(10/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794794
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lmz342-211045-
norwood mi to 5nm west of mackinac bridge including little
traverse bay-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy early in the evening then becoming mostly cloudy.
waves 2 to 3 feet.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(11/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794798
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 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.
lhz345-211045-
straits of mackinac within 5 nm of mackinac bridge including
mackinac island-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy early in the evening then becoming mostly cloudy.
waves 2 feet or less.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 feet or
less.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(12/67)
Latest Nearshore Marine Forecast by KAPX
Issued 9/20/2026 10:36 PM America/New_York.
Valid through 9/21/2026 6:45 AM America/New_York.
fzus53 kapx 210236
nshapx
expires:202609211045;;794799
nearshore marine forecast
national weather service gaylord mi
1036 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lakes huron...
michigan and superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz346-211045-
st ignace to false detour channel-
1036 pm edt sun sep 20 2026
...small craft advisory in effect until 8 am edt monday...
.overnight...east wind 10 to 20 knots and gusting to 25 knots.
partly cloudy. waves 2 to 3 feet.
.monday...east wind 10 to 15 knots. partly sunny. waves 2 to
3 feet.
.monday night...east wind 10 to 15 knots. partly cloudy. waves
2 feet or less.
.tuesday...east wind 10 to 15 knots. sunny. waves 2 feet or less.
see the open lakes forecast for days 3 through 5.
$$
(13/67)
Latest Nearshore Marine Forecast by KBUF
Issued 9/20/2026 10:03 PM America/New_York.
Valid through 9/21/2026 5:00 AM America/New_York.
fzus51 kbuf 210203
nshbuf
expires:202609210900;;793547
nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun sep 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.
loz043-210900-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
1003 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday morning...
.overnight...northeast winds 10 to 15 knots increasing to
15 to 25 knots. mostly cloudy. waves 1 to 3 feet building to 4 to
7 feet. waves occasionally around 9 feet.
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves
4 to 7 feet subsiding to 3 to 6 feet. waves occasionally around
9 feet.
.monday night...northeast winds 15 to 25 knots becoming east.
mostly cloudy. waves 3 to 5 feet building to 4 to 7 feet. waves
occasionally around 9 feet.
.tuesday...east winds 15 to 20 knots becoming northeast. mostly
sunny. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet.
.tuesday night...northeast winds 15 to 20 knots becoming east.
partly to mostly cloudy. waves 3 to 6 feet. waves occasionally
around 7 feet.
.wednesday...east winds 15 to 20 knots. mainly clear, then
becoming partly cloudy. waves 3 to 5 feet subsiding to 2 to
4 feet. waves occasionally around 6 feet.
.thursday...east winds 5 to 15 knots becoming northeast. partly
cloudy. waves 1 to 3 feet.
.friday...northeast winds 5 to 15 knots. partly to mostly cloudy.
waves 1 to 3 feet.
the water temperature off rochester is 50 degrees, and the water
temperature at the central lake buoy is 69 degrees.
$$
(14/67)
Latest Nearshore Marine Forecast by KBUF
Issued 9/20/2026 10:03 PM America/New_York.
Valid through 9/21/2026 5:00 AM America/New_York.
fzus51 kbuf 210203
nshbuf
expires:202609210900;;793542
nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez020-210900-
upper niagara river and buffalo harbor-
1003 pm edt sun sep 20 2026
.overnight...light and variable winds becoming northeast
5 to 10 knots. mostly cloudy.
.monday...northeast winds 5 to 10 knots. cloudy.
.monday night...northeast winds 5 to 10 knots. mostly cloudy.
.tuesday...northeast winds 5 to 15 knots. partly to mostly sunny.
.tuesday night...northeast winds 5 to 15 knots becoming east.
partly to mostly cloudy.
.wednesday...east winds 5 to 10 knots. partly cloudy.
.thursday...east winds 10 knots or less. partly cloudy.
.friday...northeast winds less than 10 knots. partly cloudy.
the water temperature off buffalo is 72 degrees.
$$
(15/67)
Latest Nearshore Marine Forecast by KBUF
Issued 9/20/2026 10:03 PM America/New_York.
Valid through 9/21/2026 5:00 AM America/New_York.
fzus51 kbuf 210203
nshbuf
expires:202609210900;;793545
nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun sep 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.
lez040-210900-
ripley to dunkirk along lake erie-
1003 pm edt sun sep 20 2026
...small craft advisory in effect from 2 am edt monday through
tuesday evening...
.overnight...northeast winds 10 to 15 knots increasing to
15 to 20 knots. mostly cloudy. waves 1 to 3 feet.
.monday...northeast winds 15 to 25 knots. cloudy. waves 2 to
4 feet.
.monday night...northeast winds 15 to 25 knots becoming east.
mostly cloudy. waves 3 to 5 feet subsiding to 2 to 4 feet. waves
occasionally around 6 feet.
.tuesday...east winds 15 to 25 knots becoming northeast. a chance
of showers in the afternoon. waves 2 to 4 feet.
.tuesday night...east winds 15 to 25 knots diminishing to 10 to
15 knots. a chance of showers in the evening. waves 2 to 4 feet
subsiding to 1 to 3 feet.
.wednesday...east winds 10 to 15 knots. a chance of showers
during the day. waves 2 feet or less.
.thursday...east winds 5 to 15 knots. partly cloudy. waves 2 feet
or less.
.friday...northeast winds 5 to 15 knots. partly cloudy. waves
2 feet or less.
$$
(16/67)
Latest Nearshore Marine Forecast by KBUF
Issued 9/20/2026 10:03 PM America/New_York.
Valid through 9/21/2026 5:00 AM America/New_York.
fzus51 kbuf 210203
nshbuf
expires:202609210900;;793544
nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez041-210900-
dunkirk to buffalo along lake erie-
1003 pm edt sun sep 20 2026
...small craft advisory in effect from 2 am edt monday through
tuesday evening...
.overnight...northeast winds 5 to 10 knots increasing to
15 to 20 knots. mostly cloudy. waves 1 to 3 feet.
.monday...northeast winds 15 to 20 knots. cloudy. waves 1 to
3 feet.
.monday night...northeast winds 15 to 20 knots. mostly cloudy.
waves 2 to 4 feet.
.tuesday...northeast winds 15 to 25 knots becoming east. partly
sunny in the morning, then becoming mostly cloudy. waves 1 to
3 feet.
.tuesday night...east winds 15 to 25 knots diminishing to 10 to
15 knots. partly to mostly cloudy. waves 1 to 3 feet.
.wednesday...east winds 5 to 15 knots. partly to mostly cloudy.
waves 2 feet or less.
.thursday...east winds 5 to 15 knots. partly cloudy. waves 2 feet
or less.
.friday...northeast winds 5 to 10 knots. partly cloudy. waves
1 foot or less.
$$
(17/67)
Latest Nearshore Marine Forecast by KBUF
Issued 9/20/2026 10:03 PM America/New_York.
Valid through 9/21/2026 5:00 AM America/New_York.
fzus51 kbuf 210203
nshbuf
expires:202609210900;;793549
nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun sep 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.
loz045-210900-
mexico bay to the saint lawrence river along lake ontario-
1003 pm edt sun sep 20 2026
...small craft advisory in effect through monday evening...
.overnight...northeast winds 10 to 15 knots increasing to
15 to 25 knots. partly to mostly cloudy. waves 1 foot or less
building to 1 to 3 feet.
.monday...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. partly sunny in the morning, then becoming mostly
cloudy. waves 1 to 3 feet.
.monday night...northeast winds 15 to 20 knots. mostly cloudy.
waves 1 to 3 feet.
.tuesday...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. mostly sunny. waves 2 feet or less.
.tuesday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots. becoming mainly clear. waves 2 feet or less.
.wednesday...east winds 5 to 15 knots. mainly clear, then
becoming partly cloudy. waves 1 foot or less.
.thursday...northeast winds 5 to 15 knots. partly to mostly
cloudy. waves 1 foot or less.
.friday...northeast winds 5 to 15 knots. partly cloudy. waves
2 feet or less.
the water temperature off cape vincent is 68 degrees.
$$
(18/67)
Latest Nearshore Marine Forecast by KBUF
Issued 9/20/2026 10:03 PM America/New_York.
Valid through 9/21/2026 5:00 AM America/New_York.
fzus51 kbuf 210203
nshbuf
expires:202609210900;;793548
nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
loz044-210900-
sodus bay to mexico bay along lake ontario-
1003 pm edt sun sep 20 2026
...small craft advisory in effect through monday evening...
.overnight...northeast winds 10 to 15 knots increasing to
15 to 20 knots. mostly cloudy. waves 1 to 3 feet building to 4 to
7 feet. waves occasionally around 9 feet.
.monday...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. mostly cloudy. waves 4 to 7 feet subsiding to 2 to
4 feet. waves occasionally around 9 feet.
.monday night...northeast winds 15 to 20 knots becoming east
10 to 15 knots. mostly cloudy. waves 2 to 4 feet building to 3 to
5 feet, then subsiding to 2 to 4 feet. waves occasionally around
6 feet.
.tuesday...east winds 10 to 15 knots becoming northeast 15 to
20 knots. mostly sunny. waves 1 to 3 feet building to 2 to
4 feet.
.tuesday night...northeast winds 15 to 20 knots becoming east
5 to 15 knots. partly cloudy. waves 2 to 4 feet subsiding to 1 to
3 feet.
.wednesday...east winds 5 to 15 knots. mainly clear, then
becoming partly cloudy. waves 2 feet or less.
.thursday...east winds 5 to 15 knots. partly to mostly cloudy.
waves 2 feet or less.
.friday...northeast winds 5 to 15 knots. partly cloudy. waves
1 to 3 feet.
the water temperature off oswego is 69 degrees.
$$
(19/67)
Latest Nearshore Marine Forecast by KBUF
Issued 9/20/2026 10:03 PM America/New_York.
Valid through 9/21/2026 5:00 AM America/New_York.
fzus51 kbuf 210203
nshbuf
expires:202609210900;;793546
nearshore marine forecast
national weather service buffalo ny
1003 pm edt sun sep 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.
loz042-210900-
niagara river to hamlin beach along lake ontario-
1003 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.overnight...northeast winds 15 to 25 knots. mostly cloudy.
waves 1 to 3 feet building to 3 to 6 feet. waves occasionally
around 7 feet.
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves
4 to 7 feet subsiding to 3 to 5 feet. waves occasionally around
9 feet.
.monday night...northeast winds 15 to 25 knots. mostly cloudy.
waves 3 to 6 feet building to 4 to 7 feet. waves occasionally
around 9 feet.
.tuesday...northeast winds 15 to 25 knots becoming east. partly
sunny. waves 5 to 8 feet. waves occasionally around 10 feet.
.tuesday night...east winds 15 to 25 knots. partly to mostly
cloudy. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet.
.wednesday...east winds 15 to 25 knots. partly cloudy. waves 3 to
5 feet subsiding to 2 to 4 feet. waves occasionally around
6 feet.
.thursday...east winds 5 to 15 knots. partly cloudy. waves 1 to
3 feet.
.friday...northeast winds 5 to 10 knots. partly cloudy. waves
2 feet or less.
$$
(20/67)
Latest Nearshore Marine Forecast by KCLE
Issued 9/20/2026 9:56 PM America/New_York.
Valid through 9/21/2026 4:15 AM America/New_York.
fzus51 kcle 210156
nshcle
expires:202609210815;;793279
nearshore marine forecast
national weather service cleveland oh
956 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez145-146-210815-
vermilion to avon point oh-avon point to willowick oh-
956 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.overnight...northeast winds 15 to 20 knots becoming east.
a chance of showers. waves 3 to 6 feet. waves occasionally around
7 feet.
.monday...east winds 15 to 25 knots becoming northeast. a chance
of showers. waves 5 to 8 feet. waves occasionally around 10 feet.
.monday night...northeast winds 15 to 25 knots. a chance of
showers in the evening. waves 5 to 8 feet. waves occasionally
around 10 feet.
.tuesday...northeast winds 15 to 25 knots. mostly cloudy. waves
5 to 8 feet. waves occasionally around 10 feet.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 71 degrees, off cleveland 72
degrees, and off erie 72 degrees.
$$
(21/67)
Latest Nearshore Marine Forecast by KCLE
Issued 9/20/2026 9:56 PM America/New_York.
Valid through 9/21/2026 4:15 AM America/New_York.
fzus51 kcle 210156
nshcle
expires:202609210815;;793277
nearshore marine forecast
national weather service cleveland oh
956 pm edt sun sep 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.
lez142>144-210815-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-
956 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.overnight...northeast winds 15 to 25 knots. a chance of
showers. waves 3 to 6 feet. waves occasionally around 7 feet.
.monday...northeast winds 15 to 25 knots. a chance of showers.
waves 5 to 8 feet. waves occasionally around 10 feet.
.monday night...northeast winds 15 to 25 knots increasing to
30 knots. a chance of showers in the evening. waves 5 to 8 feet.
waves occasionally around 10 feet.
.tuesday...northeast winds 15 to 25 knots increasing to 30 knots.
a chance of showers in the morning. waves 5 to 8 feet. waves
occasionally around 10 feet.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 71 degrees, off cleveland 72
degrees, and off erie 72 degrees.
$$
(22/67)
Latest Nearshore Marine Forecast by KCLE
Issued 9/20/2026 9:56 PM America/New_York.
Valid through 9/21/2026 4:15 AM America/New_York.
fzus51 kcle 210156
nshcle
expires:202609210815;;793280
nearshore marine forecast
national weather service cleveland oh
956 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez149-210815-
conneaut oh to ripley ny-
956 pm edt sun sep 20 2026
...small craft advisory in effect from 2 am edt monday through
tuesday evening...
.overnight...northeast winds 15 to 20 knots. mostly cloudy.
waves 1 to 3 feet building to 2 to 4 feet.
.monday...east winds 15 to 25 knots becoming northeast. mostly
cloudy. waves 3 to 5 feet. waves occasionally around 6 feet.
.monday night...northeast winds 15 to 25 knots. mostly cloudy.
waves 3 to 6 feet. waves occasionally around 7 feet.
.tuesday...northeast winds 15 to 20 knots. a chance of showers in
the afternoon. waves 3 to 5 feet. waves occasionally around
6 feet.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 71 degrees, off cleveland 72
degrees, and off erie 72 degrees.
$$
(23/67)
Latest Nearshore Marine Forecast by KCLE
Issued 9/20/2026 9:56 PM America/New_York.
Valid through 9/21/2026 4:15 AM America/New_York.
fzus51 kcle 210156
nshcle
expires:202609210815;;793278
nearshore marine forecast
national weather service cleveland oh
956 pm edt sun sep 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.
lez147-148-210815-
willowick to geneva-on-the lake oh-geneva-on-the-
lake to conneaut oh-
956 pm edt sun sep 20 2026
...small craft advisory in effect from 2 am edt monday through
wednesday evening...
.overnight...northeast winds 15 to 20 knots becoming east.
a slight chance of showers late. waves 2 to 4 feet building to
3 to 6 feet. waves occasionally around 7 feet.
.monday...east winds 15 to 25 knots becoming northeast. a slight
chance of showers. waves 3 to 6 feet building to 4 to 7 feet.
waves occasionally around 9 feet.
.monday night...northeast winds 15 to 25 knots. mostly cloudy.
waves 5 to 8 feet. waves occasionally around 10 feet.
.tuesday...east winds 15 to 25 knots increasing to 30 knots.
mostly cloudy. waves 4 to 7 feet. waves occasionally around
9 feet.
see lake erie open lakes forecast for wednesday through friday.
the water temperature off toledo is 71 degrees, off cleveland 72
degrees, and off erie 72 degrees.
$$
(24/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797082
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz148-211000-
oak point to saxon harbor wi-
1100 pm cdt sun sep 20 2026
.rest of tonight...east wind 5 to 10 knots. gusts up to 20 knots
late in the evening. mostly cloudy. waves 1 to 3 feet subsiding
to 1 to 2 feet.
.monday...east wind 10 to 15 knots with gusts to around 20 knots
becoming northeast with gusts to around 25 knots late in the
afternoon. mostly cloudy. waves 1 to 3 feet.
.monday night...east wind 10 to 15 knots with gusts to around
25 knots becoming southeast 5 knots early in the morning. partly
cloudy. waves 1 to 3 feet.
.tuesday...southeast wind 5 knots becoming northeast 10 to
15 knots with gusts to around 25 knots in the afternoon. sunny.
waves 1 to 2 feet.
$$
(25/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797081
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 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.
lsz121-211000-
chequamegon bay-bayfield to oak point wi-
1100 pm cdt sun sep 20 2026
.rest of tonight...east wind 5 to 10 knots. mostly cloudy. waves
1 to 2 feet.
.monday...east wind 5 to 10 knots with gusts to around 20 knots
becoming northeast 10 to 15 knots with gusts to around 20 knots
late in the afternoon. mostly cloudy. waves 1 foot or less.
.monday night...northeast wind 10 to 15 knots with gusts to
around 20 knots becoming east 5 knots after midnight. partly
cloudy. waves 1 to 2 feet.
.tuesday...southeast wind 5 knots becoming northeast with gusts
to around 20 knots in the afternoon. sunny. waves 1 foot or less.
$$
(26/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797072
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz140-211000-
grand portage to grand marais mn-
1100 pm cdt sun sep 20 2026
.rest of tonight...northeast wind 5 to 10 knots. mostly cloudy.
waves 1 foot or less.
.monday...east wind 5 to 10 knots. mostly cloudy in the morning
then becoming mostly sunny. waves 1 to 2 feet.
.monday night...east wind 5 to 10 knots becoming northeast early
in the morning. partly cloudy. waves 1 to 2 feet.
.tuesday...northeast wind 5 knots becoming east in the afternoon.
sunny. waves 1 foot or less.
$$
(27/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797073
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 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.
lsz141-211000-
grand marais to taconite harbor mn-
1100 pm cdt sun sep 20 2026
.rest of tonight...northeast wind 5 to 10 knots. mostly cloudy.
waves 1 to 2 feet.
.monday...east wind 5 to 10 knots. partly sunny. waves 1 to
2 feet.
.monday night...northeast wind 5 to 10 knots. partly cloudy.
waves 1 to 2 feet.
.tuesday...east wind 5 to 10 knots. mostly sunny. waves 1 foot or
less.
$$
(28/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797074
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz142-211000-
taconite harbor to silver bay harbor mn-
1100 pm cdt sun sep 20 2026
.rest of tonight...northeast wind 5 to 10 knots. mostly cloudy.
waves 1 to 2 feet.
.monday...east wind 5 to 10 knots. gusts up to 20 knots in the
afternoon. mostly cloudy. waves 1 to 2 feet.
.monday night...northeast wind 5 to 10 knots. gusts up to
20 knots early in the evening. partly cloudy. waves 1 to 2 feet.
.tuesday...east wind 5 to 10 knots. gusts up to 20 knots late in
the afternoon. mostly sunny. waves 1 to 2 feet.
$$
(29/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797075
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 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.
lsz143-211000-
silver bay harbor to two harbors mn-
1100 pm cdt sun sep 20 2026
.rest of tonight...northeast wind 10 to 15 knots with gusts to
around 20 knots. mostly cloudy. waves 1 to 3 feet.
.monday...east wind 10 to 15 knots. gusts up to 25 knots. mostly
cloudy. waves 1 to 2 feet.
.monday night...northeast wind 10 to 15 knots. gusts up to
25 knots. partly cloudy. waves 1 to 2 feet.
.tuesday...east wind 10 to 15 knots. gusts up to 25 knots. mostly
sunny. waves 1 to 2 feet.
$$
(30/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797076
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz144-211000-
two harbors to duluth mn-
1100 pm cdt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots with gusts to around
20 knots. mostly cloudy. waves 1 to 3 feet.
.monday...east wind 15 to 20 knots with gusts to around 25 knots.
mostly cloudy. waves 1 to 3 feet.
.monday night...northeast wind 10 to 15 knots. gusts up to
25 knots. partly cloudy in the evening then becoming mostly
cloudy. waves 1 to 3 feet subsiding to 1 to 2 feet in the late
evening and overnight.
.tuesday...east wind 10 to 15 knots. gusts up to 25 knots. mostly
sunny. waves 1 to 3 feet.
$$
(31/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797077
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 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.
lsz145-211000-
duluth mn to port wing wi-
1100 pm cdt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots with gusts to around
20 knots. mostly cloudy. waves 1 to 3 feet.
.monday...east wind 15 to 20 knots with gusts to around 25 knots.
mostly cloudy. waves 1 to 2 feet building to 1 to 3 feet late in
the afternoon.
.monday night...east wind 10 to 15 knots. gusts up to 25 knots.
partly cloudy in the evening then becoming mostly cloudy. waves
1 to 3 feet subsiding to 1 to 2 feet in the late evening and
overnight.
.tuesday...east wind 10 to 15 knots with gusts to around
25 knots. mostly sunny. waves 1 to 3 feet.
$$
(32/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797078
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz146-211000-
port wing to sand island wi-
1100 pm cdt sun sep 20 2026
.rest of tonight...east wind 5 to 10 knots with gusts to around
20 knots. mostly cloudy. waves 1 to 2 feet.
.monday...east wind 10 to 15 knots. gusts up to 25 knots. mostly
cloudy. waves 1 to 2 feet.
.monday night...east wind 10 to 15 knots with gusts to around
20 knots easing to 5 knots early in the morning. partly cloudy.
waves 1 to 2 feet.
.tuesday...east wind 10 to 15 knots with gusts to around
20 knots. sunny. waves 1 to 2 feet.
$$
(33/67)
Latest Nearshore Marine Forecast by KDLH
Issued 9/20/2026 11:00 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kdlh 210400
nshdlh
expires:202609211000;;797079
nearshore marine forecast
national weather service duluth mn
1100 pm cdt sun sep 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.
lsz147-211000-
sand island to bayfield wi-
1100 pm cdt sun sep 20 2026
.rest of tonight...east wind 5 to 10 knots. gusts up to 20 knots
late in the evening. mostly cloudy. waves 1 to 2 feet.
.monday...east wind 5 to 10 knots. gusts up to 20 knots in the
afternoon. mostly cloudy. waves 1 to 2 feet.
.monday night...east wind 5 to 10 knots. gusts up to 20 knots in
the evening. partly cloudy. waves 1 to 2 feet.
.tuesday...east wind 5 to 10 knots becoming northeast with gusts
to around 20 knots late in the afternoon. sunny. waves 1 foot or
less.
$$
(34/67)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793151
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz422-210945-
inner saginaw bay sw of point au gres to bay port mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds to 30 knots. partly cloudy
this evening becoming mostly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet.
.monday...northeast winds to 30 knots diminishing to 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. mostly cloudy. waves 3 to 5 feet. waves occasionally
around 7 feet.
.monday night...northeast winds to 30 knots becoming east 20 to
25 knots after midnight. partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet.
.tuesday...northeast winds 20 to 25 knots. gusts to 30 knots in
the late morning and afternoon. partly cloudy. waves 3 to 5 feet.
waves occasionally around 7 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(35/67)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793155
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 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.
lhz443-210945-
port sanilac to port huron mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. partly cloudy.
waves 5 to 7 feet. waves occasionally around 10 feet.
.monday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. partly cloudy
becoming mostly cloudy in the late morning and early afternoon
becoming partly cloudy. waves 4 to 6 feet subsiding to 2 to
4 feet early in the afternoon. waves occasionally around 8 feet.
.monday night...northeast winds 20 to 25 knots. mostly cloudy
early in the evening then clearing. waves 3 to 5 feet. waves
occasionally around 7 feet.
.tuesday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. mostly sunny until
late afternoon becoming partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(36/67)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793154
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lhz442-210945-
harbor beach to port sanilac mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. partly cloudy.
waves 5 to 7 feet. waves occasionally around 10 feet.
.monday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. partly cloudy early
in the morning becoming mostly cloudy. waves 4 to 6 feet. waves
occasionally around 8 feet.
.monday night...northeast winds 20 to 25 knots becoming east
15 to 20 knots after midnight. partly cloudy. waves 3 to 5 feet.
waves occasionally around 6 feet.
.tuesday...northeast winds 15 to 20 knots. mostly sunny until
late afternoon becoming partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(37/67)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793153
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 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.
lhz441-210945-
port austin to harbor beach mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. partly cloudy.
waves 5 to 7 feet. waves occasionally around 10 feet.
.monday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and early afternoon, then increasing
to 20 to 25 knots early in the afternoon. mostly cloudy. waves
5 to 7 feet. waves occasionally around 10 feet.
.monday night...northeast winds 20 to 25 knots becoming east
15 to 20 knots after midnight. partly cloudy. waves 4 to 6 feet.
waves occasionally around 8 feet.
.tuesday...northeast winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots early in the afternoon. partly
cloudy until late afternoon becoming mostly sunny. waves 4 to
6 feet. waves occasionally around 8 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(38/67)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793156
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lez444-210945-
michigan waters of lake erie from detroit river to north cape mi-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. mostly cloudy.
waves 2 to 4 feet.
.monday...northeast winds 20 to 25 knots. mostly cloudy with a
slight chance of showers. waves 3 to 5 feet. waves occasionally
around 7 feet.
.monday night...northeast winds 20 to 25 knots. gusts to 30 knots
in the late evening and overnight. partly cloudy. waves 3 to
5 feet. waves occasionally around 7 feet.
.tuesday...northeast winds 20 to 25 knots. gusts to 30 knots
early in the morning. partly cloudy until late afternoon becoming
mostly cloudy. waves 3 to 5 feet. waves occasionally around
7 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake erie open lake forecast for days 3 through 5.
the water temperature at belle isle is 67 degrees.
$$
(39/67)
Latest Nearshore Marine Forecast by KDTX
Issued 9/20/2026 9:45 PM America/New_York.
Valid through 9/21/2026 5:45 AM America/New_York.
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793152
nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 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.
lhz421-210945-
outer saginaw bay sw of alabaster to port austin mi to inner
saginaw bay-
945 pm edt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds 20 to 25 knots. partly cloudy
this evening becoming mostly cloudy. waves 5 to 7 feet. waves
occasionally around 10 feet.
.monday...northeast winds 20 to 25 knots. gusts to 30 knots in
the late morning and afternoon. mostly cloudy. waves 6 to 9 feet.
waves occasionally around 12 feet.
.monday night...northeast winds 20 to 25 knots with gusts to
30 knots becoming east 15 to 20 knots after midnight. partly
cloudy until early morning becoming mostly cloudy. waves 5 to
7 feet. waves occasionally around 10 feet.
.tuesday...northeast winds 20 to 25 knots. gusts to 30 knots in
the late morning and afternoon. mostly cloudy early in the
morning becoming partly cloudy. waves 5 to 7 feet. waves
occasionally around 10 feet.
small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.
see lake huron open lake forecast for days 3 through 5.
$$
(40/67)
Latest Nearshore Marine Forecast by KGRB
Issued 9/20/2026 10:48 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kgrb 210348
nshgrb
expires:202609211000;;796734
nearshore marine forecast
national weather service green bay wi
1048 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz521-522-211000-
green bay south of line from cedar river to rock island passage
and north of a line from oconto wi to little sturgeon bay wi-
green bay south of line from oconto wi to little sturgeon bay wi-
1048 pm cdt sun sep 20 2026
...small craft advisory in effect through tuesday evening...
.rest of tonight...ne wind 15 to 25 kts veering e after midnight.
waves 3 to 5 ft. mostly cloudy.
.monday...ne wind 15 to 25 kts. waves 2 to 4 ft. mostly cloudy.
.monday night...e wind 15 to 25 kts decreasing to 10 to 15 kts
after midnight. waves 2 to 4 ft subsiding to 1 to 3 ft after
midnight. mostly cloudy.
.tuesday...ne wind 10 to 20 kts. waves 1 to 3 ft. partly cloudy
in the morning then clearing.
$$
(41/67)
Latest Nearshore Marine Forecast by KGRB
Issued 9/20/2026 10:48 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kgrb 210348
nshgrb
expires:202609211000;;796735
nearshore marine forecast
national weather service green bay wi
1048 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz541>543-211000-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1048 pm cdt sun sep 20 2026
...small craft advisory in effect through tuesday evening...
.rest of tonight...ne wind 15 to 25 kts veering e after midnight.
waves 5 to 8 ft. mostly cloudy.
.monday...ne wind 15 to 25 kts. waves 4 to 7 ft. mostly cloudy.
.monday night...e wind 15 to 25 kts. waves 4 to 7 ft. mostly
cloudy.
.tuesday...ne wind 15 to 25 kts. waves 3 to 5 ft. partly cloudy
in the morning then clearing.
$$
(42/67)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794576
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz849-210915-
pentwater to manistee mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 2 to 4 feet.
.monday...northeast winds 10 to 20 knots. mostly cloudy. waves 1 to
3 feet.
.monday night...northeast winds 10 to 20 knots. mostly cloudy. waves
1 to 3 feet.
.tuesday...northeast winds 10 to 20 knots. partly sunny. waves 1 to
3 feet.
.tuesday night...east winds 10 to 20 knots. mostly clear. waves 1 to
2 feet.
.wednesday...east winds 10 to 15 knots. sunny. waves around 1 foot.
.thursday...east winds 5 to 15 knots backing northeast early in the
afternoon. sunny. waves 1 foot or less.
.friday...east winds 5 to 10 knots backing north early in the
afternoon. mostly sunny. waves less than 1 foot.
$$
(43/67)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794579
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz846-210915-
holland to grand haven mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 1 to 3 feet.
.monday...northeast winds 20 to 25 knots. mostly cloudy. waves 2 to
4 feet.
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
2 to 4 feet.
.tuesday...northeast winds 15 to 20 knots. partly sunny. waves 1 to
3 feet.
.tuesday night...northeast winds 15 to 25 knots. partly cloudy.
waves 1 to 3 feet.
.wednesday...east winds around 20 knots. mostly sunny. waves 1 to
2 feet.
.thursday...east winds 10 to 20 knots. mostly sunny. waves around
1 foot.
.friday...east winds 10 to 15 knots backing northeast 5 to 10 knots
early in the afternoon. mostly sunny. waves less than 1 foot.
$$
(44/67)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794578
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz847-210915-
grand haven to whitehall mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 1 to 2 feet.
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet.
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
1 to 3 feet.
.tuesday...northeast winds 15 to 20 knots. partly sunny. waves 1 to
2 feet.
.tuesday night...northeast winds 15 to 20 knots. partly cloudy.
waves 1 to 2 feet.
.wednesday...east winds 15 to 20 knots. mostly sunny. waves 1 to
2 feet.
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less.
.friday...east winds 5 to 15 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot.
$$
(45/67)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794577
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz848-210915-
whitehall to pentwater mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 2 to 4 feet.
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet.
.monday night...northeast winds 15 to 20 knots. partly cloudy. waves
1 to 2 feet.
.tuesday...northeast winds 15 to 20 knots. partly sunny. waves 1 to
3 feet.
.tuesday night...east winds 10 to 20 knots. partly cloudy. waves
1 to 2 feet.
.wednesday...east winds 15 to 20 knots. sunny. waves 1 to 2 feet.
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less.
.friday...east winds 5 to 10 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot.
$$
(46/67)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794581
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz844-210915-
st joseph to south haven mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 15 to 20 knots. partly cloudy
late in the evening then becoming mostly cloudy. waves 2 to 4 feet.
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves 2 to
4 feet.
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
2 to 4 feet.
.tuesday...northeast winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet.
.tuesday night...northeast winds 15 to 20 knots. partly cloudy.
waves 2 to 4 feet.
.wednesday...northeast winds 15 to 20 knots. mostly sunny. waves
1 to 3 feet.
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less.
.friday...east winds around 10 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot.
$$
(47/67)
Latest Nearshore Marine Forecast by KGRR
Issued 9/20/2026 10:27 PM America/New_York.
Valid through 9/21/2026 5:15 AM America/New_York.
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794580
nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz845-210915-
south haven to holland mi-
1027 pm edt sun sep 20 2026
.rest of tonight...northeast winds 15 to 20 knots. partly cloudy.
waves 1 to 3 feet.
.monday...northeast winds 20 to 25 knots. mostly cloudy. waves 1 to
3 feet.
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
1 to 3 feet.
.tuesday...northeast winds 15 to 20 knots. mostly sunny. waves 1 to
2 feet.
.tuesday night...northeast winds 15 to 20 knots. partly cloudy.
waves 1 to 3 feet.
.wednesday...east winds 15 to 20 knots. mostly sunny. waves 1 to
2 feet.
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less.
.friday...east winds around 10 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot.
$$
(48/67)
Latest Nearshore Marine Forecast by KIWX
Issued 9/20/2026 10:29 PM America/New_York.
Valid through 9/21/2026 4:15 AM America/New_York.
fzus53 kiwx 210229
nshiwx
expires:202609210815;;794655
nearshore marine forecast
national weather service northern indiana
1029 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz043-210815-
new buffalo mi to st joseph mi-
1029 pm edt sun sep 20 2026
.overnight...northeast winds 15 to 20 knots. cloudy. waves 2 to 4
feet.
.monday...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. cloudy. waves 2 to 4 feet subsiding to 1 to 3 feet.
.monday night...northeast winds 15 to 20 knots diminishing to
10 to 15 knots. mostly cloudy. waves 1 to 3 feet.
.tuesday...northeast winds 10 to 15 knots. partly sunny. waves
1 to 2 feet.
the water temperature at st. joseph is 52 degrees and at michigan
city is 51 degrees.
$$
(49/67)
Latest Nearshore Marine Forecast by KIWX
Issued 9/20/2026 10:29 PM America/New_York.
Valid through 9/21/2026 4:15 AM America/New_York.
fzus53 kiwx 210229
nshiwx
expires:202609210815;;794656
nearshore marine forecast
national weather service northern indiana
1029 pm edt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz046-210815-
michigan city in to new buffalo mi-
1029 pm edt sun sep 20 2026
.overnight...northeast winds 15 to 20 knots. cloudy. waves 2 to 4
feet.
.monday...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. a slight chance of showers in the morning. waves 2 to
4 feet.
.monday night...northeast winds 15 to 20 knots. mostly cloudy.
waves 2 to 4 feet.
.tuesday...northeast winds 10 to 15 knots. partly sunny. waves
1 to 3 feet.
the water temperature at st. joseph is 52 degrees and at michigan
city is 51 degrees.
$$
(50/67)
Latest Nearshore Marine Forecast by KLOT
Issued 9/20/2026 9:38 PM US/Central.
Valid through 9/21/2026 4:15 AM US/Central.
fzus53 klot 210238
nshlot
expires:202609210915;;794871
nearshore marine forecast
national weather service chicago/romeoville il
938 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz743-744-210915-
calumet harbor il to gary in-gary to burns harbor in-
938 pm cdt sun sep 20 2026
...small craft advisory in effect through wednesday morning...
.rest of tonight...northeast winds to 30 kt. areas of drizzle
late in the evening, then chance of showers and areas of drizzle
after midnight. waves 4 to 7 ft occasionally to 9 ft.
.monday...northeast winds 20 to 25 kt. slight chance of showers
in the morning. waves 4 to 6 ft occasionally to 8 ft.
.monday night...northeast winds 20 to 25 kt diminishing to 15 to
20 kt. cloudy. waves 5 to 8 ft occasionally to 10 ft.
.tuesday...northeast winds 15 to 20 kt. mostly cloudy in the
morning, then becoming partly cloudy. waves 4 to 6 ft
occasionally to 8 ft.
$$
(51/67)
Latest Nearshore Marine Forecast by KLOT
Issued 9/20/2026 9:38 PM US/Central.
Valid through 9/21/2026 4:15 AM US/Central.
fzus53 klot 210238
nshlot
expires:202609210915;;794872
nearshore marine forecast
national weather service chicago/romeoville il
938 pm cdt sun sep 20 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.
lmz745-210915-
burns harbor to michigan city in-
938 pm cdt sun sep 20 2026
...small craft advisory in effect until 7 am cdt monday...
.rest of tonight...northeast winds 20 to 25 kt. areas of drizzle
late in the evening, then chance of showers and areas of drizzle
after midnight. waves 4 to 6 ft occasionally to 8 ft.
.monday...northeast winds 10 to 20 kt. slight chance of showers
in the morning. waves 3 to 5 ft.
.monday night...northeast winds 20 to 25 kt diminishing to 15 to
20 kt. mostly cloudy. waves 4 to 6 ft occasionally to 8 ft.
.tuesday...northeast winds 15 to 20 kt. mostly cloudy in the
morning, then becoming partly cloudy. waves 3 to 5 ft.
$$
(52/67)
Latest Nearshore Marine Forecast by KLOT
Issued 9/20/2026 9:38 PM US/Central.
Valid through 9/21/2026 4:15 AM US/Central.
fzus53 klot 210238
nshlot
expires:202609210915;;794870
nearshore marine forecast
national weather service chicago/romeoville il
938 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.
lmz740>742-210915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
938 pm cdt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast winds to 30 kt. areas of drizzle
late in the evening, then areas of drizzle and slight chance of
showers after midnight. waves 6 to 9 ft occasionally to 12 ft.
.monday...northeast winds 20 to 25 kt. slight chance of showers
in the morning. waves 6 to 9 ft occasionally to 12 ft subsiding
to 5 to 8 ft occasionally to 10 ft.
.monday night...northeast winds 15 to 25 kt. mostly cloudy. waves
5 to 8 ft occasionally to 10 ft.
.tuesday...northeast winds 15 to 25 kt. mostly cloudy. waves 6 to
9 ft occasionally to 12 ft.
$$
(53/67)
Latest Nearshore Marine Forecast by KMKX
Issued 9/20/2026 9:10 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kmkx 210210
nshmkx
expires:202609211000;;794213
nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz643-211000-
sheboygan to port washington wi-
910 pm cdt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast wind up to 30 knots easing to 15 to
25 knots after midnight, then becoming east 10 to 20 knots early
in the morning. mostly cloudy. waves 7 to 9 feet.
.monday...east wind 10 to 20 knots becoming northeast 15 to
25 knots late in the morning, then easing to 10 to 20 knots early
in the afternoon becoming northeast 10 to 20 knots late in the
afternoon. mostly cloudy. waves 6 to 8 feet subsiding to 5 to
7 feet in the afternoon.
.monday night...northeast wind 10 to 20 knots becoming 15 to
20 knots late in the evening, then veering east after midnight.
gusts up to 25 knots. mostly cloudy. waves 5 to 7 feet subsiding
to 4 to 6 feet early in the morning.
.tuesday...east wind 15 to 20 knots backing northeast 10 to
20 knots late in the morning, then becoming 15 to 20 knots early
in the afternoon becoming northeast 15 to 20 knots late in the
afternoon. gusts up to 25 knots. partly sunny. waves 4 to 6 feet
building to 5 to 7 feet in the late morning and early afternoon,
then subsiding to 4 to 6 feet late in the afternoon.
$$
(54/67)
Latest Nearshore Marine Forecast by KMKX
Issued 9/20/2026 9:10 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kmkx 210210
nshmkx
expires:202609211000;;794216
nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz646-211000-
wind point wi to winthrop harbor il-
910 pm cdt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast wind 15 to 25 knots veering east
after midnight. cloudy. waves 7 to 9 feet.
.monday...east wind 15 to 25 knots backing northeast early in the
afternoon, then easing to 10 to 20 knots late in the afternoon.
mostly cloudy. waves 6 to 8 feet subsiding to 5 to 7 feet late in
the afternoon.
.monday night...northeast wind 15 to 20 knots veering east 10 to
20 knots in the late evening and early morning, then becoming
15 to 20 knots early in the morning. mostly cloudy. waves 5 to
7 feet.
.tuesday...east wind 15 to 20 knots backing northeast 10 to
20 knots in the late morning and early afternoon, then becoming
15 to 20 knots late in the afternoon. gusts up to 25 knots.
mostly cloudy. waves 5 to 7 feet.
$$
(55/67)
Latest Nearshore Marine Forecast by KMKX
Issued 9/20/2026 9:10 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kmkx 210210
nshmkx
expires:202609211000;;794215
nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz645-211000-
north point light to wind point wi-
910 pm cdt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast wind 15 to 25 knots veering east
after midnight. cloudy. waves 8 to 10 feet.
.monday...east wind 15 to 25 knots becoming northeast 10 to
20 knots in the afternoon. mostly cloudy. waves 6 to 8 feet
subsiding to 5 to 7 feet late in the afternoon.
.monday night...northeast wind 15 to 20 knots veering east 10 to
20 knots late in the evening, then becoming 15 to 20 knots after
midnight. mostly cloudy. waves 5 to 7 feet.
.tuesday...east wind 15 to 20 knots backing northeast 10 to
20 knots late in the morning, then becoming 15 to 20 knots early
in the afternoon becoming northeast 15 to 20 knots late in the
afternoon. gusts up to 25 knots. mostly cloudy. waves 5 to 7 feet
building to 6 to 8 feet in the late morning and early afternoon,
then subsiding to 5 to 7 feet late in the afternoon.
$$
(56/67)
Latest Nearshore Marine Forecast by KMKX
Issued 9/20/2026 9:10 PM US/Central.
Valid through 9/21/2026 5:00 AM US/Central.
fzus53 kmkx 210210
nshmkx
expires:202609211000;;794214
nearshore marine forecast
national weather service milwaukee/sullivan wi
910 pm cdt sun sep 20 2026
for waters within five nautical miles of shore on lake michigan
lmz644-211000-
port washington to north point light wi-
910 pm cdt sun sep 20 2026
...small craft advisory in effect through wednesday evening...
.rest of tonight...northeast wind 15 to 25 knots with gusts to
around 30 knots veering east after midnight. cloudy. waves 7 to
9 feet.
.monday...east wind 15 to 25 knots becoming northeast 10 to
20 knots in the afternoon. mostly cloudy. waves 6 to 8 feet
subsiding to 5 to 7 feet late in the afternoon.
.monday night...northeast wind 15 to 20 knots veering east late
in the evening, then becoming east 15 to 20 knots after midnight.
mostly cloudy. waves 5 to 7 feet.
.tuesday...east wind 15 to 20 knots becoming 10 to 20 knots late
in the morning, then backing northeast 15 to 20 knots in the
afternoon. gusts up to 25 knots. partly sunny. waves 5 to 7 feet.
$$
(57/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795251
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 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.
lsz248-210800-
huron islands to marquette mi-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...east wind 10 to 20 knots. partly cloudy by
midnight then becoming mostly cloudy. waves 2 to 4 feet.
.monday...east wind 10 to 15 knots. mostly cloudy. waves
subsiding to 1 to 2 feet.
.monday night...east wind 5 to 15 knots. mostly clear. waves 1 to
2 feet.
.tuesday...east wind 10 to 15 knots. sunny. waves building to
1 to 2 feet.
$$
(58/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795250
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz247-210800-
lower entrance of portage canal to huron islands mi including
keweenaw and huron bays-
1101 pm edt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots with gusts up to
23 knots. partly cloudy by midnight then becoming mostly cloudy.
waves 2 to 3 feet building to 2 to 4 feet.
.monday...east wind 10 to 15 knots with gusts up to 22 knots.
mostly cloudy. waves subsiding to 1 to 2 feet.
.monday night...east wind 5 to 15 knots veering southeast less
than 10 knots after midnight. partly cloudy. waves 1 to 2 feet.
.tuesday...east wind 5 to 15 knots becoming 10 to 15 knots in the
afternoon. sunny. waves building to 1 to 2 feet.
$$
(59/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795249
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 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.
lsz246-210800-
point isabelle to lower entrance of portage canal mi-
1101 pm edt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots with gusts up to
22 knots. partly cloudy by midnight then becoming mostly cloudy.
waves 1 to 2 feet building to 2 to 3 feet.
.monday...east wind 10 to 15 knots with gusts up to 22 knots.
mostly cloudy. waves building to 2 to 4 feet, then subsiding to
1 to 2 feet.
.monday night...east wind less than 10 knots with gusts up to
18 knots. mostly clear. waves 1 to 2 feet.
.tuesday...east wind 5 to 15 knots with gusts up to 22 knots.
sunny. waves building to 1 to 2 feet.
$$
(60/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795248
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz244-245-210800-
eagle river to manitou island mi-
manitou island to point isabelle mi-
1101 pm edt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots. partly cloudy by
midnight then becoming mostly cloudy. waves 1 to 2 feet building
to 2 to 3 feet.
.monday...east wind 5 to 15 knots. mostly cloudy. waves subsiding
to 1 to 2 feet.
.monday night...east wind less than 10 knots. mostly clear. waves
1 to 2 feet.
.tuesday...east wind less than 10 knots with gusts up to
17 knots. sunny. waves building to 1 to 2 feet.
$$
(61/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795247
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 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.
lsz242-243-210800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1101 pm edt sun sep 20 2026
.rest of tonight...east wind 10 to 15 knots. partly cloudy by
midnight then becoming mostly cloudy. waves 1 to 2 feet.
.monday...east wind less than 10 knots backing northeast 10 to
15 knots late. cloudy through early afternoon then becoming
partly cloudy. waves 1 to 2 feet.
.monday night...east wind 5 to 15 knots veering southeast less
than 10 knots after midnight. mostly clear. waves 1 to 2 feet.
.tuesday...east wind 5 to 15 knots. sunny. waves building to 1 to
2 feet.
$$
(62/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795246
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz240-241-210800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1101 pm edt sun sep 20 2026 /1001 pm cdt sun sep 20 2026/
.rest of tonight...east wind less than 10 knots. mostly cloudy.
waves 2 to 3 feet subsiding to 1 to 2 feet.
.monday...east wind less than 10 knots backing northeast 5 to
15 knots with gusts up to 26 knots by late morning. mostly
cloudy. waves building to 2 to 3 feet.
.monday night...east wind 5 to 15 knots with gusts up to 23 knots
veering southeast less than 10 knots after midnight. mostly
clear. waves subsiding to 1 to 2 feet.
.tuesday...east wind less than 10 knots backing northeast 10 to
15 knots with gusts up to 24 knots in the afternoon. sunny. waves
calm to 1 foot.
$$
(63/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795245
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 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.
lmz248-250-210800-
seul choix point to point detour mi-
5nm east of a line from fairport mi to rock island passage-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...northeast wind 15 to 20 knots. partly cloudy
by midnight then becoming mostly cloudy. waves 2 to 4 feet
building to 3 to 5 feet occasionally to 7 feet, then subsiding to
2 to 4 feet.
.monday...east wind 10 to 15 knots. mostly cloudy. waves
subsiding to 2 to 3 feet.
.monday night...northeast wind 10 to 15 knots. mostly cloudy in
the evening then becoming partly cloudy. waves building to 2 to
4 feet, then subsiding to 1 to 2 feet.
.tuesday...east wind 10 to 20 knots. sunny. waves building to
2 to 3 feet.
$$
(64/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795244
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lmz221-210800-
green bay north of line from cedar river mi to rock island
passage-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...northeast wind 15 to 20 knots. partly cloudy
by midnight then becoming mostly cloudy. waves 2 to 3 feet
building to 2 to 4 feet.
.monday...northeast wind 10 to 15 knots. mostly cloudy. waves
subsiding to 2 to 3 feet.
.monday night...northeast wind 10 to 15 knots. mostly cloudy in
the evening then becoming partly cloudy. waves subsiding to 1 to
2 feet, then building to 2 to 3 feet.
.tuesday...northeast wind 10 to 15 knots. sunny. waves building
to 2 to 3 feet.
$$
(65/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795254
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 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.
lsz251-210800-
grand marais to whitefish point mi-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...east wind 10 to 20 knots. partly cloudy. waves
3 to 5 feet occasionally to 7 feet subsiding to 2 to 3 feet.
.monday...east wind 10 to 15 knots backing northeast late. mostly
cloudy. waves subsiding to 1 to 2 feet.
.monday night...northeast wind 10 to 15 knots veering east after
midnight. mostly clear. waves 1 to 2 feet.
.tuesday...east wind 10 to 15 knots backing northeast 5 to
15 knots in the afternoon. sunny. waves 1 to 2 feet.
$$
(66/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795253
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 20 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz250-210800-
munising to grand marais mi-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...east wind 10 to 20 knots. partly cloudy. waves
3 to 5 feet occasionally to 7 feet subsiding to 2 to 3 feet.
.monday...east wind 10 to 15 knots backing northeast by late
morning. mostly cloudy. waves subsiding to 1 to 2 feet.
.monday night...northeast wind less than 10 knots veering east
after midnight. gusts up to 17 knots. mostly clear. waves 1 to
2 feet.
.tuesday...east wind less than 10 knots backing northeast 10 to
15 knots in the afternoon. gusts up to 22 knots. sunny. waves
building to 1 to 2 feet.
$$
(67/67)
Latest Nearshore Marine Forecast by KMQT
Issued 9/20/2026 11:01 PM America/New_York.
Valid through 9/21/2026 4:00 AM America/New_York.
fzus53 kmqt 210301
nshmqt
expires:202609210800;;795252
nearshore marine forecast
national weather service marquette mi
1101 pm edt sun sep 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.
lsz249-210800-
marquette to munising mi-
1101 pm edt sun sep 20 2026
...small craft advisory in effect until 2 am edt monday...
.rest of tonight...northeast wind 15 to 20 knots veering east
10 to 15 knots late. partly cloudy by midnight then becoming
mostly cloudy. waves 2 to 4 feet.
.monday...east wind 10 to 15 knots backing northeast by late
morning. mostly cloudy. waves subsiding to 1 to 2 feet.
.monday night...northeast wind 10 to 15 knots veering east less
than 10 knots after midnight. partly cloudy. waves 1 to 2 feet.
.tuesday...east wind less than 10 knots backing northeast 10 to
15 knots in the afternoon. sunny. waves building to 1 to 2 feet.
$$
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