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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

fzus51 kbuf 200813
nshbuf
expires:202604201500;;681715

nearshore marine forecast
national weather service buffalo ny
413 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.


loz045-201500-
mexico bay to the saint lawrence river along lake ontario-
413 am edt mon apr 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest winds 10 to 15 knots becoming west. partly
sunny this morning, then becoming mostly sunny. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.tonight...west winds 5 to 15 knots. 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 15 knots. mostly cloudy.
waves 2 feet 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.
partly to mostly cloudy. waves 1 foot or less. 
.friday...northeast winds 10 knots or less becoming east 10 to
15 knots. a chance of showers friday night. waves 1 foot or less.

$$

fzus51 kbuf 200813
nshbuf
expires:202604201500;;681714

nearshore marine forecast
national weather service buffalo ny
413 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.


loz044-201500-
sodus bay to mexico bay along lake ontario-
413 am edt mon apr 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest winds 15 to 20 knots becoming west 10 to
15 knots. scattered snow showers early. waves 3 to 5 feet
subsiding to 2 to 4 feet. waves occasionally around 6 feet. 
.tonight...west winds 5 to 15 knots becoming southwest. mainly
clear. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday...south winds 5 to 10 knots. partly sunny in the
morning, then becoming mostly cloudy. waves 1 foot or less. 
.tuesday night...southeast winds 5 to 10 knots. mostly cloudy.
waves 1 foot or less. 
.wednesday...east winds 10 knots or less becoming north. becoming
mainly clear. waves 1 foot or less. 
.thursday...northwest winds less than 10 knots becoming
northeast. 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. 

$$

fzus51 kbuf 200813
nshbuf
expires:202604201500;;681713

nearshore marine forecast
national weather service buffalo ny
413 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.


loz043-201500-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
413 am edt mon apr 20 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.today...northwest winds 15 to 20 knots becoming west 10 to
15 knots. scattered snow showers early. waves 3 to 5 feet
subsiding to 2 to 4 feet. waves occasionally around 6 feet. 
.tonight...west winds 5 to 15 knots becoming southwest. mainly
clear. waves 1 to 3 feet. 
.tuesday...south 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 less than 10 knots becoming northwest.
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.

$$

fzus51 kbuf 200813
nshbuf
expires:202604201500;;681712

nearshore marine forecast
national weather service buffalo ny
413 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.


loz042-201500-
niagara river to hamlin beach along lake ontario-
413 am edt mon apr 20 2026

...small craft advisory in effect until 10 am edt this morning...

.today...northwest winds 15 to 20 knots becoming west 10 to
15 knots. scattered snow showers early. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.tonight...west 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
northeast. mostly cloudy. waves 1 foot or less. 
.wednesday...northeast winds less than 10 knots becoming
northwest. becoming mainly clear. waves 1 foot or less. 
.thursday...east winds 10 knots or less. 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 friday night. waves 1 to 3 feet. 

$$

fzus51 kbuf 200813
nshbuf
expires:202604201500;;681711

nearshore marine forecast
national weather service buffalo ny
413 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.


lez040-041-201500-
buffalo to ripley along lake erie-
413 am edt mon apr 20 2026

.today...northwest winds 5 to 10 knots becoming west. partly to
mostly sunny. waves 1 to 3 feet subsiding to 1 foot or less. 
.tonight...west winds 10 knots or less becoming south. mainly
clear. waves 1 foot or less. 
.tuesday...south winds 5 to 10 knots. partly 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. partly cloudy.
waves 1 foot or less. 
.thursday...light and variable winds. partly cloudy. waves 1 foot
or less. 
.friday...east winds 10 knots or less. a chance of showers friday
night. waves 1 foot or less. 

$$

fzus51 kbuf 200813
nshbuf
expires:202604201500;;681709

nearshore marine forecast
national weather service buffalo ny
413 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.


lez020-201500-
upper niagara river and buffalo harbor-
413 am edt mon apr 20 2026

.today...northwest winds 5 to 10 knots. scattered snow showers
early this afternoon. 
.tonight...southwest winds less than 10 knots. 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...light and variable winds. becoming mainly clear. 
.thursday...light and variable winds. partly cloudy. 
.friday...east winds 10 knots or less. a chance of showers friday
night. 

the water temperature off buffalo is 46 degrees.

$$

fzus51 kcle 200744
nshcle
expires:202604201415;;680203

nearshore marine forecast
national weather service cleveland oh
344 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.


lez142>144-201415-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-
344 am edt mon apr 20 2026

.today...north winds 10 knots or less. sunny. waves 2 feet or
less. 
.tonight...east winds 10 knots or less becoming south 10 to
15 knots. mostly clear. waves 2 feet or less. 
.tuesday...south winds 15 to 20 knots becoming southwest. mostly
sunny. waves 2 feet or less. 
.tuesday night...southwest winds 5 to 15 knots becoming west. a
chance of showers. 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.

$$

fzus51 kcle 200744
nshcle
expires:202604201415;;680204

nearshore marine forecast
national weather service cleveland oh
344 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.


lez145>149-201415-
vermilion to avon point oh-avon point to willowick oh-
willowick to geneva-on-the lake oh-geneva-on-the-
lake to conneaut oh-conneaut oh to ripley ny-
344 am edt mon apr 20 2026

.today...northwest winds 5 to 10 knots. mostly sunny. waves 1 to
3 feet. 
.tonight...west winds 5 to 15 knots becoming south. mostly clear.
waves 1 foot or less. 
.tuesday...south winds 15 to 20 knots diminishing to 10 to
15 knots. mostly sunny. waves 2 feet or less. 
.tuesday night...southwest winds 5 to 10 knots becoming west. a
chance of showers. 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.

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680144

nearshore marine forecast
national weather service duluth mn
241 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-
241 am cdt mon apr 20 2026

...small craft advisory in effect from 2 pm cdt this afternoon
through this evening...

.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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680143

nearshore marine forecast
national weather service duluth mn
241 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-
241 am cdt mon apr 20 2026

...small craft advisory in effect from 2 pm cdt this afternoon
through this evening...

.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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680134

nearshore marine forecast
national weather service duluth mn
241 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-
241 am cdt mon apr 20 2026

...small craft advisory in effect from noon cdt today through
this evening...

.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 2 to 4 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 2 to 4 feet. 
.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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680135

nearshore marine forecast
national weather service duluth mn
241 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-
241 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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680136

nearshore marine forecast
national weather service duluth mn
241 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-
241 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 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...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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680137

nearshore marine forecast
national weather service duluth mn
241 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-
241 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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680138

nearshore marine forecast
national weather service duluth mn
241 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-
241 am cdt mon apr 20 2026

...small craft advisory in effect from 2 pm cdt this afternoon
through this evening...

.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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680139

nearshore marine forecast
national weather service duluth mn
241 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-
241 am cdt mon apr 20 2026

...small craft advisory in effect from 2 pm cdt this afternoon
through this evening...

.today...southwest wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 3 feet. 
.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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680140

nearshore marine forecast
national weather service duluth mn
241 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-
241 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. 

$$

fzus53 kdlh 200741
nshdlh
expires:202604201600;;680141

nearshore marine forecast
national weather service duluth mn
241 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-
241 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. 

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

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.

$$

fzus53 kgrb 200741
nshgrb
expires:202604201000;;680156

nearshore marine forecast
national weather service green bay wi
241 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-
241 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. 

$$

fzus53 kgrb 200741
nshgrb
expires:202604201000;;680155

nearshore marine forecast
national weather service green bay wi
241 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-
241 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 subsiding to 1 to 3 ft after midnight.
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. 

$$

fzus53 kgrb 200741
nshgrb
expires:202604201000;;680157

nearshore marine forecast
national weather service green bay wi
241 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-
241 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.  

$$

fzus53 kiwx 200750
nshiwx
expires:202604201415;;680303

nearshore marine forecast
national weather service northern indiana
350 am edt mon apr 20 2026

for waters within five nautical miles of shore on lake michigan


lmz046-201415-
michigan city in to new buffalo mi-
350 am edt mon apr 20 2026

.today...east winds less than 10 knots. sunny. waves 1 to 2 feet.
.tonight...east winds 10 knots or less becoming south 10 to
15 knots. mostly clear. waves 1 to 2 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. gusts up to 25 knots. mostly sunny. waves 1 to 3 feet. 
.tuesday night...west winds 5 to 10 knots. mostly cloudy in the
evening, then becoming partly cloudy. waves 2 feet or less. 

the water temperature at st. joseph is 50 degrees and at michigan
city is 48 degrees.

$$

fzus53 kiwx 200750
nshiwx
expires:202604201415;;680304

nearshore marine forecast
national weather service northern indiana
350 am edt mon apr 20 2026

for waters within five nautical miles of shore on lake michigan


lmz043-201415-
new buffalo mi to st joseph mi-
350 am edt mon apr 20 2026

.today...east winds less than 10 knots. sunny. waves 1 to 2 feet.
.tonight...east winds 10 knots or less becoming south 10 to
15 knots. mostly clear. waves 2 feet or less. 
.tuesday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. gusts up to 25 knots. mostly sunny. waves 1 to 3 feet. 
.tuesday night...west winds 5 to 10 knots. mostly cloudy in the
evening, then becoming partly cloudy. waves 1 to 2 feet. 

the water temperature at st. joseph is 50 degrees and at michigan
city is 48 degrees.

$$

fzus53 klot 200743
nshlot
expires:202604201515;;680198

nearshore marine forecast
national weather service chicago/romeoville il
243 am cdt mon apr 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>742-201515-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
243 am cdt mon apr 20 2026

.today...southeast winds around 5 kt increasing to 10 to 15 kt in
the afternoon. mostly sunny. waves 1 ft or less, building to 1 
to 3 ft.
.tonight...southeast winds 10 to 15 kt becoming south 15 to 20 kt
overnight. mostly cloudy in the evening, then becoming partly
cloudy. waves 2 to 4 ft. 
.tuesday...southwest winds 15 to 25 kt. mostly cloudy in the
morning, then becoming partly cloudy. waves 2 to 4 ft subsiding
to 1 to 2 ft. 
.tuesday night...west winds 10 to 15 kt becoming northwest
overnight. slight chance of showers and thunderstorms in the
evening. waves 1 to 2 ft.  

$$

fzus53 klot 200743
nshlot
expires:202604201515;;680199

nearshore marine forecast
national weather service chicago/romeoville il
243 am cdt mon apr 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>745-201515-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
243 am cdt mon apr 20 2026

.today...east winds around 5 kt increasing to 10 to 15 kt in the
afternoon. sunny. waves 1 to 2 ft. 
.tonight...southeast winds 10 to 15 kt becoming south and
increasing to 15 to 25 kt overnight. partly cloudy. waves 1 to
3 ft. 
.tuesday...southwest winds 15 to 25 kt increasing to 20 to 25 kt.
a small craft advisory may be needed. partly cloudy. waves 1 to 3
ft.
.tuesday night...southwest winds 15 to 20 kt diminishing to 10 to
15 kt and becoming west. chance of showers and thunderstorms in 
the evening. waves 1 to 2 ft. 

$$

fzus53 kmkx 200810
nshmkx
expires:202604202100;;681622

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt mon apr 20 2026

for waters within five nautical miles of shore on lake michigan


lmz643-202100-
sheboygan to port washington wi-
310 am cdt mon apr 20 2026

.early this morning...east wind 5 to 10 knots. clear. waves 1 to
3 feet. 
.today...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. 
.tonight...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 subsiding to 1 to
3 feet late in the afternoon. 
.tuesday night...east wind 5 to 10 knots becoming northeast 10 to
15 knots in the late evening and early morning, then becoming
north 5 to 10 knots early in the morning. mostly clear. waves
1 to 2 feet. 

$$

fzus53 kmkx 200810
nshmkx
expires:202604202100;;681625

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt mon apr 20 2026

for waters within five nautical miles of shore on lake michigan


lmz646-202100-
wind point wi to winthrop harbor il-
310 am cdt mon apr 20 2026

.early this morning...northeast wind 5 to 10 knots veering east
early in the morning. clear. waves 1 to 2 feet. 
.today...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. 
.tonight...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 late morning and
afternoon. 
.tuesday night...southwest wind 5 to 10 knots veering north early
in the morning. partly cloudy. waves around 1 foot. 

$$

fzus53 kmkx 200810
nshmkx
expires:202604202100;;681623

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt mon apr 20 2026

for waters within five nautical miles of shore on lake michigan


lmz644-202100-
port washington to north point light wi-
310 am cdt mon apr 20 2026

.early this morning...northeast wind 5 to 10 knots veering east
early in the morning. clear. waves 1 to 2 feet. 
.today...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. 
.tonight...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 late morning
and afternoon. 
.tuesday night...east wind 5 to 10 knots backing north after
midnight. partly cloudy. waves 1 to 2 feet. 

$$

fzus53 kmkx 200810
nshmkx
expires:202604202100;;681624

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt mon apr 20 2026

for waters within five nautical miles of shore on lake michigan


lmz645-202100-
north point light to wind point wi-
310 am cdt mon apr 20 2026

.early this morning...northeast wind 5 to 10 knots veering east
early in the morning. clear. waves 1 to 3 feet. 
.today...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. 
.tonight...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. 
.tuesday night...southwest wind 5 to 10 knots veering northwest
late in the evening, then veering north after midnight becoming
north 5 to 10 knots early in the morning. partly cloudy. waves
around 1 foot. 

$$