fzus53 kapx 271753
nshapx
expires:202604280200;;621839

nearshore marine forecast
national weather service gaylord mi
153 pm edt mon apr 27 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.


lmz346-280200-
manistee to point betsie mi-
153 pm edt mon apr 27 2026

...gale warning in effect until 9 pm edt this evening...
...small craft advisory in effect from 9 pm edt this evening
through tuesday afternoon...

.tonight...south wind 15 to 25 knots becoming southwest 10 to
20 knots early in the morning. gusts up to 40 knots this evening.
rain showers and a chance of thunderstorms early in the evening, 
then chance of showers and slight chance of thunderstorms after 
midnight. waves 4 to 6 feet. 
.tuesday...southwest wind 10 to 20 knots. mostly sunny. waves
4 to 6 feet. 
.tuesday night...north wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 
.wednesday...north wind 5 to 10 knots. mostly sunny. waves 2 feet
or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 271936
nshgrb
expires:202604272200;;628481

nearshore marine forecast
national weather service green bay wi
236 pm cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-272200-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
236 pm cdt mon apr 27 2026

...small craft advisory in effect through tuesday afternoon...

.this afternoon...se wind 15 to 25 kts. waves 6 to 10 ft. patchy
fog. numerous showers and scattered thunderstorms. 
.tonight...s wind 15 to 25 kts veering w after midnight. waves
6 to 10 ft subsiding to 5 to 8 ft after midnight. patchy fog in
the evening. numerous showers and scattered thunderstorms in the
evening, then a chance of showers after midnight. 
.tuesday...w wind 15 to 25 kts decreasing to 10 to 15 kts in the
late morning and afternoon. waves 4 to 7 ft subsiding to 1 to
3 ft in the afternoon. partly sunny. 
.tuesday night...nw wind 5 to 10 kts veering ne in the late
evening and overnight. waves 2 ft or less. mostly cloudy.  

$$

fzus53 kgrr 271936
nshgrr
expires:202604280800;;628473

nearshore marine forecast
national weather service grand rapids mi
336 pm edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz849-280800-
pentwater to manistee mi-
336 pm edt mon apr 27 2026

...gale warning in effect until 8 pm edt this evening...
...small craft advisory in effect from 8 pm edt this evening through
tuesday afternoon...

.through early evening...southeast gales to 35 knots. cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
3 to 5 feet. 
.tonight...south winds to 30 knots veering southwest after midnight.
rain showers and a chance of thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight. waves 5 to
7 feet. 
.tuesday...southwest winds 15 to 25 knots. partly sunny. waves 5 to
7 feet. 
.tuesday night...west winds 10 to 15 knots veering north in the late
evening and early morning, then veering northeast after midnight.
partly cloudy. waves 2 to 3 feet. 
.wednesday...north winds 10 to 20 knots. partly sunny. waves 1 to
2 feet. 
.wednesday night...north winds 5 to 15 knots. partly cloudy. waves
around 1 foot. 
.thursday...north winds 5 to 15 knots. mostly sunny. waves around
1 foot. 
.friday...north winds 10 to 20 knots. sunny. waves 1 to 3 feet. 
.saturday...northwest winds 10 to 15 knots. sunny. waves around
1 foot. 

$$

fzus53 kgrr 271936
nshgrr
expires:202604280800;;628478

nearshore marine forecast
national weather service grand rapids mi
336 pm edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz844-280800-
st joseph to south haven mi-
336 pm edt mon apr 27 2026

...gale warning in effect until 8 pm edt this evening...
...small craft advisory in effect from 8 pm edt this evening through
tuesday afternoon...

.through early evening...southeast winds to 30 knots. rain showers
and a slight chance of thunderstorms. waves 2 to 3 feet. 
.tonight...south winds to 30 knots veering southwest 20 to 25 knots
after midnight. rain showers and a chance of thunderstorms. waves
2 to 4 feet. 
.tuesday...west winds 20 to 25 knots decreasing to 10 to 20 knots
early in the afternoon. partly sunny. waves 3 to 5 feet. 
.tuesday night...southwest winds 5 to 10 knots backing east in the
late evening and early morning, then backing north after midnight.
partly cloudy. waves 1 to 2 feet. 
.wednesday...north winds 10 to 20 knots. partly sunny with a chance
of rain showers. waves 2 to 3 feet. 
.wednesday night...northwest winds 10 to 20 knots. mostly clear.
waves 1 to 3 feet.
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 
.friday...north winds 10 to 20 knots. partly sunny. waves 2 to
3 feet. 
.saturday...north winds 10 to 15 knots. sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 271936
nshgrr
expires:202604280800;;628477

nearshore marine forecast
national weather service grand rapids mi
336 pm edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz845-280800-
south haven to holland mi-
336 pm edt mon apr 27 2026

...gale warning in effect until 8 pm edt this evening...
...small craft advisory in effect from 8 pm edt this evening through
tuesday afternoon...

.through early evening...southeast winds to 30 knots. rain showers
likely. waves 2 to 4 feet. 
.tonight...south winds to 30 knots veering southwest 20 to 25 knots
after midnight. rain showers and a chance of thunderstorms. waves
3 to 5 feet. 
.tuesday...west winds 15 to 25 knots. partly sunny. waves 4 to
6 feet. 
.tuesday night...southwest winds 5 to 15 knots backing south in the
late evening and early morning, then veering north after midnight.
partly cloudy. waves 1 to 3 feet. 
.wednesday...north winds 10 to 20 knots. partly sunny with a slight
chance of rain showers. waves 1 to 2 feet building to 2 to 3 feet
early in the afternoon. 
.wednesday night...northwest winds 10 to 20 knots. mostly clear.
waves 1 to 3 feet.
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.friday...north winds 10 to 20 knots backing northwest around
20 knots early in the afternoon. mostly sunny. waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon. 
.saturday...north winds 10 to 15 knots backing northwest early in
the afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 271936
nshgrr
expires:202604280800;;628476

nearshore marine forecast
national weather service grand rapids mi
336 pm edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz846-280800-
holland to grand haven mi-
336 pm edt mon apr 27 2026

...gale warning in effect until 8 pm edt this evening...
...small craft advisory in effect from 8 pm edt this evening through
tuesday afternoon...

.through early evening...southeast gales to 35 knots. rain showers
likely. waves 3 to 5 feet. 
.tonight...south winds to 30 knots veering southwest after midnight.
rain showers and a chance of thunderstorms. waves 5 to 7 feet. 
.tuesday...west winds 15 to 25 knots. partly sunny. waves 4 to
6 feet. 
.tuesday night...southwest winds 5 to 15 knots veering northwest
after midnight. partly cloudy. waves 2 to 3 feet. 
.wednesday...north winds 10 to 20 knots backing northwest around
20 knots early in the afternoon. partly sunny with a slight chance
of rain showers. waves 2 to 3 feet. 
.wednesday night...northwest winds 10 to 20 knots. mostly clear.
waves 2 to 3 feet. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.friday...north winds 10 to 20 knots backing northwest 20 to
25 knots early in the afternoon. mostly sunny. waves 2 to 4 feet.
.saturday...north winds 10 to 20 knots backing northwest early in
the afternoon. sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 271936
nshgrr
expires:202604280800;;628475

nearshore marine forecast
national weather service grand rapids mi
336 pm edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz847-280800-
grand haven to whitehall mi-
336 pm edt mon apr 27 2026

...gale warning in effect until 8 pm edt this evening...
...small craft advisory in effect from 8 pm edt this evening through
tuesday afternoon...

.through early evening...southeast gales to 35 knots. rain showers
likely and a slight chance of thunderstorms. waves 3 to 5 feet. 
.tonight...south winds to 30 knots veering southwest 20 to 25 knots
after midnight. rain showers with thunderstorms likely in the
evening, then rain showers and a chance of thunderstorms after
midnight. waves 6 to 8 feet. 
.tuesday...west winds 20 to 25 knots decreasing to 10 to 20 knots
early in the afternoon. partly sunny. waves 5 to 7 feet. 
.tuesday night...west winds 5 to 10 knots veering north after
midnight. partly cloudy. waves 2 to 3 feet. 
.wednesday...north winds 10 to 20 knots. partly sunny with a slight
chance of rain showers. waves 2 to 3 feet. 
.wednesday night...northwest winds 10 to 20 knots. mostly clear.
waves 2 to 3 feet. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.friday...north winds 10 to 20 knots backing northwest 20 to
25 knots early in the afternoon. mostly sunny. waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon. 
.saturday...northwest winds 10 to 20 knots. sunny. waves 1 to
2 feet. 

$$

fzus53 kgrr 271936
nshgrr
expires:202604280800;;628474

nearshore marine forecast
national weather service grand rapids mi
336 pm edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz848-280800-
whitehall to pentwater mi-
336 pm edt mon apr 27 2026

...gale warning in effect until 8 pm edt this evening...
...small craft advisory in effect from 8 pm edt this evening through
tuesday afternoon...

.through early evening...southeast gales to 35 knots. rain showers
and a slight chance of thunderstorms. waves 3 to 5 feet. 
.tonight...south winds to 30 knots veering southwest 20 to 25 knots
after midnight. rain showers with thunderstorms likely in the
evening, then a chance of showers and thunderstorms after midnight.
waves 6 to 8 feet. 
.tuesday...southwest winds 15 to 25 knots. partly sunny. waves 5 to
7 feet. 
.tuesday night...west winds 10 to 15 knots veering north after
midnight. partly cloudy. waves 2 to 3 feet. 
.wednesday...north winds 10 to 20 knots. partly sunny. waves 1 to
3 feet. 
.wednesday night...north winds 10 to 15 knots. mostly clear. waves
1 to 2 feet. 
.thursday...north winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.friday...north winds 10 to 20 knots. mostly sunny. waves 2 to
3 feet. 
.saturday...northwest winds 10 to 15 knots. sunny. waves around
1 foot. 

$$

fzus53 kiwx 271925
nshiwx
expires:202604280215;;628172

nearshore marine forecast
national weather service northern indiana
325 pm edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz046-280215-
michigan city in to new buffalo mi-
325 pm edt mon apr 27 2026

...gale warning in effect until 8 pm edt this evening...
...small craft advisory in effect from 8 pm edt this evening
through tuesday morning...

.tonight...south winds 15 to 25 knots becoming southwest and
diminishing to 10 to 15 knots. gusts up to 35 knot gales
decreasing to 25 knots. a chance of showers and thunderstorms
early, then showers with a chance of thunderstorms late this
evening. a chance of showers and thunderstorms after midnight.
waves 1 to 3 feet. 
.tuesday...west winds 5 to 15 knots. partly sunny. waves 1 to
3 feet. 
.tuesday night...north winds less than 10 knots. a chance of
showers overnight. waves 1 foot or less. 
.wednesday...north winds 5 to 15 knots. a chance of showers in
the morning. waves 2 feet or less building to 2 to 3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 45 degrees and at michigan
city is 48 degrees.

$$

fzus53 kiwx 271925
nshiwx
expires:202604280215;;628173

nearshore marine forecast
national weather service northern indiana
325 pm edt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz043-280215-
new buffalo mi to st joseph mi-
325 pm edt mon apr 27 2026

...gale warning in effect until 8 pm edt this evening...
...small craft advisory in effect from 8 pm edt this evening
through tuesday morning...

.tonight...south winds 15 to 25 knots becoming southwest. gusts
up to 35 knot gales decreasing to 25 knots. a chance of showers
and thunderstorms early, then showers with a chance of
thunderstorms. waves 2 to 4 feet. 
.tuesday...west winds 15 to 20 knots diminishing to 5 to
15 knots. gusts up to 25 knots. mostly cloudy in the morning,
then becoming mostly sunny. waves 2 to 4 feet subsiding to 1 to
2 feet. 
.tuesday night...west winds less than 10 knots. a chance of
showers overnight. waves 2 feet or less. 
.wednesday...north winds 5 to 15 knots. a chance of showers in
the morning. waves 2 feet or less building to 2 to 3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 45 degrees and at michigan
city is 48 degrees.

$$

fzus53 klot 271802
nshlot
expires:202604272115;;622200

nearshore marine forecast
national weather service chicago/romeoville il
102 pm cdt mon apr 27 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>742-272115-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
102 pm cdt mon apr 27 2026

...gale warning in effect until 7 pm cdt this evening...
...small craft advisory in effect from 7 pm cdt this evening
through tuesday morning...

.rest of today...southeast gales to 40 kt with a few 50 kt storm
force gusts becoming south to 30 kt late. showers and a chance of
thunderstorms early and then a chance of showers and thunderstorms
late. waves 4 to 7 ft occasionally to 9 ft.
.tonight...south winds to 30 kt becoming southwest 20 to 25 kt
overnight. showers and a chance of thunderstorms in the evening,
then chance of showers overnight. waves 4 to 7 ft occasionally 
to 9 ft subsiding to 2 to 4 ft.
.tuesday...west winds 20 to 25 kt diminishing to 10 to 15 kt and
then becoming northwest late. mostly cloudy. waves 1 to 3 ft. 
.tuesday night...variable winds 5 to 10 kt becoming north. slight
chance of showers. waves 1 to 2 ft. 

$$

fzus53 klot 271802
nshlot
expires:202604272115;;622201

nearshore marine forecast
national weather service chicago/romeoville il
102 pm cdt mon apr 27 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>745-272115-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
102 pm cdt mon apr 27 2026

...gale warning in effect until 7 pm cdt this evening...
...small craft advisory in effect from 7 pm cdt this evening
through tuesday morning...

.rest of today...south gales to 40 kt. showers and a chance of
thunderstorms. waves 2 to 4 ft building to 3 to 5 ft. 
.tonight...south winds to 30 kt becoming southwest 20 to 25 kt
overnight. showers and a chance of thunderstorms in the evening,
then slight chance of showers overnight. waves 3 to 5 ft
subsiding to 2 to 4 ft.
.tuesday...west winds 20 to 25 kt diminishing to 10 to 15 kt and
then becoming north 5 to 10 kt late. mostly cloudy in the 
morning, then becoming partly cloudy. waves 2 to 4 ft subsiding to
1 to 3 ft. 
.tuesday night...northeast winds 5 to 10 kt. slight chance of 
showers. waves 1 to 2 ft.

$$

fzus53 kmkx 271810
nshmkx
expires:202604272200;;622810

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz643-272200-
sheboygan to port washington wi-
110 pm cdt mon apr 27 2026

...small craft advisory in effect until 2 pm cdt this afternoon...
...gale warning in effect until 7 pm cdt this evening...
...small craft advisory in effect from 7 pm cdt this evening
through tuesday afternoon...

.rest of today...southeast wind 15 to 25 knots with gusts to
around 30 knots. slight chance of thunderstorms early in the
afternoon. rain showers likely through the day. chance of
thunderstorms late in the afternoon. waves 7 to 9 feet. 
.tonight...south wind up to 30 knots easing to 15 to 25 knots
late in the evening, then veering southwest 15 to 20 knots after
midnight veering west 10 to 20 knots with gusts to around
25 knots early in the morning. chance of thunderstorms through
around midnight. chance of showers through the night. waves 7 to
9 feet subsiding to 4 to 6 feet. 
.tuesday...west wind 10 to 20 knots with gusts to around 25 knots
becoming 15 to 20 knots in the late morning and early afternoon,
then easing to 10 to 15 knots late in the afternoon. partly
sunny. waves 3 to 4 feet subsiding to 1 to 2 feet in the
afternoon. 
.tuesday night...northwest wind 10 to 15 knots easing to 5 to
10 knots late in the evening, then veering north after midnight
becoming northeast 10 to 15 knots early in the morning. mostly
cloudy. waves around 1 foot. 

$$

fzus53 kmkx 271810
nshmkx
expires:202604272200;;622812

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz645-272200-
north point light to wind point wi-
110 pm cdt mon apr 27 2026

...small craft advisory in effect until 2 pm cdt this afternoon...
...gale warning in effect until 7 pm cdt this evening...
...small craft advisory in effect from 7 pm cdt this evening
through tuesday afternoon...

.rest of today...southeast wind 15 to 25 knots with gusts to
around 30 knots. rain showers likely and slight chance of
thunderstorms early in the afternoon, then chance of showers and
thunderstorms late in the afternoon. waves 5 to 7 feet building
to 6 to 8 feet late in the afternoon. 
.tonight...south wind 15 to 25 knots veering southwest 15 to
20 knots after midnight, then veering west early in the morning.
rain showers likely and a chance of thunderstorms through around
midnight, then chance of showers and slight chance of
thunderstorms after midnight. waves 5 to 7 feet subsiding to 3 to
4 feet. 
.tuesday...west wind 15 to 20 knots easing to 10 to 15 knots
early in the afternoon, then becoming west 10 to 15 knots 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...northwest wind 5 to 10 knots veering north late
in the evening, then becoming north 5 to 10 knots after midnight
rising to 10 to 15 knots early in the morning. mostly cloudy.
waves around 1 foot. 

$$

fzus53 kmkx 271810
nshmkx
expires:202604272200;;622813

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz646-272200-
wind point wi to winthrop harbor il-
110 pm cdt mon apr 27 2026

...small craft advisory in effect until 2 pm cdt this afternoon...
...gale warning in effect until 7 pm cdt this evening...
...small craft advisory in effect from 7 pm cdt this evening
through tuesday afternoon...

.rest of today...southeast wind 15 to 25 knots with gusts to
around 35 knots. rain showers likely and slight chance of
thunderstorms early in the afternoon, then chance of showers and
thunderstorms late in the afternoon. waves 5 to 7 feet. 
.tonight...south wind 15 to 25 knots with gusts to around
30 knots becoming south 15 to 25 knots late in the evening, then
veering southwest 15 to 20 knots after midnight veering west with
gusts to around 25 knots early in the morning. rain showers
likely and a chance of thunderstorms through around midnight,
then chance of showers and slight chance of thunderstorms after
midnight. waves 5 to 7 feet subsiding to 3 to 5 feet. 
.tuesday...west wind 15 to 20 knots easing to 10 to 15 knots in
the afternoon. partly sunny. waves around 1 foot. 
.tuesday night...northwest wind 5 to 10 knots backing southeast
late in the evening, then backing north after midnight becoming
5 to 15 knots early in the morning. mostly cloudy. waves around
1 foot. 

$$

fzus53 kmkx 271810
nshmkx
expires:202604272200;;622811

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt mon apr 27 2026

for waters within five nautical miles of shore on lake michigan


lmz644-272200-
port washington to north point light wi-
110 pm cdt mon apr 27 2026

...small craft advisory in effect until 2 pm cdt this afternoon...
...gale warning in effect until 7 pm cdt this evening...
...small craft advisory in effect from 7 pm cdt this evening
through tuesday afternoon...

.rest of today...southeast wind 15 to 25 knots with gusts to
around 30 knots. rain showers likely and slight chance of
thunderstorms early in the afternoon, then chance of showers and
thunderstorms late in the afternoon. waves 6 to 8 feet. 
.tonight...south wind 15 to 25 knots veering southwest 15 to
20 knots after midnight, then veering west early in the morning.
chance of thunderstorms through around midnight. chance of
showers through the night. waves 6 to 8 feet subsiding to 4 to
6 feet after midnight, then subsiding to 3 to 5 feet early in the
morning. 
.tuesday...west wind 15 to 20 knots with gusts to around 25 knots
becoming west 15 to 20 knots in the late morning and early
afternoon, then easing to 10 to 15 knots 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...northwest wind 5 to 10 knots veering north late
in the evening, then becoming north 5 to 10 knots after midnight
rising to 10 to 15 knots early in the morning. mostly cloudy.
waves around 1 foot. 

$$