fzus53 kapx 121959
nshapx
expires:202604130400;;260206

nearshore marine forecast
national weather service gaylord mi
359 pm edt sun apr 12 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.


lmz346-130400-
manistee to point betsie mi-
359 pm edt sun apr 12 2026

...small craft advisory in effect through monday morning...

.tonight...southwest wind 15 to 25 knots. gusts up to 30 knots 
early in the evening. rain showers and slight chance of 
thunderstorms early in the evening, then chance of showers after 
midnight. waves 7 to 10 feet. waves occasionally around 12 feet. 
.monday...southwest wind 10 to 15 knots. slight chance of
showers. waves 4 to 6 feet. 
.monday night...southeast wind 10 to 15 knots. rain showers and a
chance of thunderstorms. waves 2 to 3 feet. 
.tuesday...southwest wind 10 to 15 knots. chance of showers.
waves 2 to 3 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 122240
nshgrb
expires:202604130400;;266366

nearshore marine forecast
national weather service green bay wi
540 pm cdt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-130400-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
540 pm cdt sun apr 12 2026

...small craft advisory in effect through monday morning...

.late this afternoon...s wind 10 to 20 kts. waves 5 to 8 ft.
patchy dense fog. a chance of showers and thunderstorms. 
.tonight...sw wind 15 to 25 kts. waves 5 to 8 ft subsiding to
4 to 7 ft after midnight. a chance of showers and a slight chance
of thunderstorms in the evening. areas of dense fog. 
.monday...w wind 10 to 15 kts backing se in the late morning and
afternoon. waves 2 to 4 ft subsiding to 1 to 3 ft in the
afternoon. areas of dense fog in the morning, then patchy dense
fog in the afternoon. a chance of light rain in the afternoon. 
.monday night...se wind 10 to 15 kts veering sw after midnight.
waves 2 to 4 ft. rain and a chance of thunderstorms. 
.tuesday...sw wind 10 to 15 kts backing s early in the afternoon.
waves 2 to 4 ft. a chance of light rain in the afternoon.  

$$

fzus53 kgrr 121938
nshgrr
expires:202604130800;;259581

nearshore marine forecast
national weather service grand rapids mi
338 pm edt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz847-130800-
grand haven to whitehall mi-
338 pm edt sun apr 12 2026

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

.through early evening...south winds to 30 knots. mostly cloudy with
a chance of showers and thunderstorms. waves 6 to 8 feet. 
.tonight...southwest winds to 30 knots increasing to gales to
35 knots in the late evening and overnight. rain showers and a
chance of thunderstorms in the evening, then rain showers after
midnight. waves 6 to 8 feet. 
.monday...southwest winds to 30 knots backing south 15 to 25 knots
in the late morning and afternoon. mostly cloudy. waves 6 to 8 feet
subsiding to 4 to 6 feet in the late morning and afternoon. 
.monday night...south winds 10 to 15 knots increasing to 30 knots.
rain showers and a chance of thunderstorms. waves 2 to 3 feet
building to 4 to 6 feet in the late evening and overnight. 
.tuesday...south winds to 30 knots. mostly cloudy with rain showers
and a slight chance of thunderstorms. waves 4 to 6 feet. 
.tuesday night...southwest winds 20 to 25 knots. rain showers and a
chance of thunderstorms. waves 3 to 5 feet. 
.wednesday...west winds 15 to 20 knots backing southwest early in
the afternoon. rain showers. waves 3 to 5 feet. 
.thursday...southwest winds 15 to 25 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 4 to 6 feet. 
.friday...southeast winds 10 to 20 knots. partly sunny. waves 2 to
3 feet. 

$$

fzus53 kgrr 121938
nshgrr
expires:202604130800;;259584

nearshore marine forecast
national weather service grand rapids mi
338 pm edt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz844-130800-
st joseph to south haven mi-
338 pm edt sun apr 12 2026

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

.through early evening...southwest winds 20 to 25 knots. partly
sunny with a slight chance of rain showers. waves 2 to 4 feet. 
.tonight...southwest winds 20 to 25 knots. cloudy. a chance of rain
showers and a slight chance of thunderstorms in the evening, then a
chance of rain showers after midnight. waves 4 to 6 feet. 
.monday...southwest winds 15 to 25 knots decreasing to 10 to
15 knots early in the afternoon. mostly cloudy. waves 3 to 5 feet
subsiding to 2 to 3 feet early in the afternoon. 
.monday night...south winds 10 to 20 knots veering southwest 20 to
25 knots after midnight. mostly cloudy with a chance of showers and
thunderstorms. waves 2 to 3 feet building to 3 to 5 feet after
midnight. 
.tuesday...southwest winds 20 to 25 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 
.tuesday night...southwest winds 15 to 20 knots. rain showers and a
chance of thunderstorms. waves 2 to 3 feet. 
.wednesday...southwest winds 15 to 20 knots. rain showers. waves
2 to 3 feet. 
.thursday...southwest winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 2 to 4 feet.
.friday...south winds 10 to 15 knots. partly sunny. waves 1 to
2 feet. 

$$

fzus53 kgrr 121938
nshgrr
expires:202604130800;;259583

nearshore marine forecast
national weather service grand rapids mi
338 pm edt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz845-130800-
south haven to holland mi-
338 pm edt sun apr 12 2026

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

.through early evening...south winds around 25 knots. mostly cloudy
with a chance of rain showers and a slight chance of thunderstorms.
waves 4 to 6 feet. 
.tonight...southwest winds to 30 knots. rain showers and a slight
chance of thunderstorms in the evening, then rain showers after
midnight. waves 5 to 7 feet. 
.monday...southwest winds 15 to 25 knots. mostly cloudy. waves 5 to
7 feet. 
.monday night...south winds 10 to 15 knots increasing to 15 to
25 knots in the late evening and overnight. rain showers likely and
a chance of thunderstorms. waves 2 to 3 feet building to 3 to 5 feet
after midnight. 
.tuesday...southwest winds 20 to 25 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 4 to 6 feet. 
.tuesday night...southwest winds 15 to 20 knots. rain showers and a
chance of thunderstorms. waves 2 to 4 feet. 
.wednesday...southwest winds 15 to 20 knots. rain showers. waves
2 to 4 feet. 
.thursday...southwest winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 3 to 5 feet. 
.friday...south winds 10 to 15 knots. partly sunny. waves 1 to
3 feet. 

$$

fzus53 kgrr 121938
nshgrr
expires:202604130800;;259582

nearshore marine forecast
national weather service grand rapids mi
338 pm edt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz846-130800-
holland to grand haven mi-
338 pm edt sun apr 12 2026

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

.through early evening...south winds to 30 knots. mostly cloudy with
a chance of rain showers and a slight chance of thunderstorms. waves
5 to 7 feet. 
.tonight...southwest winds to 30 knots. rain showers and a chance of
thunderstorms in the evening, then rain showers after midnight.
waves 6 to 8 feet. 
.monday...southwest winds to 30 knots backing south 15 to 20 knots
early in the afternoon. mostly cloudy. waves 5 to 7 feet subsiding
to 2 to 4 feet early in the afternoon. 
.monday night...south winds 10 to 15 knots becoming southwest to
30 knots. rain showers and a chance of thunderstorms. waves 2 to
3 feet building to 4 to 6 feet in the late evening and overnight. 
.tuesday...southwest winds to 30 knots. mostly cloudy with a chance
of showers and thunderstorms. waves 4 to 6 feet. 
.tuesday night...southwest winds 20 to 25 knots. rain showers and a
chance of thunderstorms. waves 2 to 4 feet. 
.wednesday...southwest winds around 20 knots. rain showers. waves
2 to 4 feet. 
.thursday...southwest winds to 30 knots decreasing to 15 to 20 knots
early in the afternoon. mostly cloudy with rain showers likely.
waves 4 to 6 feet. 
.friday...south winds 10 to 20 knots. partly sunny. waves 1 to
3 feet. 

$$

fzus53 kgrr 121938
nshgrr
expires:202604130800;;259580

nearshore marine forecast
national weather service grand rapids mi
338 pm edt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz848-130800-
whitehall to pentwater mi-
338 pm edt sun apr 12 2026

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

.through early evening...south winds to 30 knots. mostly cloudy with
a chance of showers and thunderstorms. waves 6 to 8 feet. 
.tonight...south gales to 35 knots veering southwest to 30 knots
after midnight. rain showers and a chance of thunderstorms. waves
6 to 9 feet. 
.monday...southwest winds to 30 knots becoming south 10 to 15 knots
early in the afternoon. mostly cloudy. waves 6 to 8 feet subsiding
to 2 to 4 feet early in the afternoon. 
.monday night...south winds 10 to 15 knots increasing to 15 to
25 knots in the late evening and overnight. rain showers and a
chance of thunderstorms. waves 2 to 3 feet building to 4 to 6 feet
in the late evening and overnight. 
.tuesday...south winds 15 to 25 knots. mostly cloudy with rain
showers and a slight chance of thunderstorms. waves 4 to 6 feet. 
.tuesday night...southwest winds 15 to 20 knots veering west after
midnight. rain showers and a chance of thunderstorms. waves 3 to
5 feet. 
.wednesday...north winds 15 to 20 knots backing west early in the
afternoon. rain showers likely. waves 2 to 4 feet.
.thursday...southwest winds 15 to 25 knots. mostly cloudy with rain
showers likely and a chance of thunderstorms. waves 4 to 6 feet. 
.friday...southeast winds 15 to 25 knots. partly sunny. waves 2 to
4 feet.

$$

fzus53 kgrr 121938
nshgrr
expires:202604130800;;259579

nearshore marine forecast
national weather service grand rapids mi
338 pm edt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz849-130800-
pentwater to manistee mi-
338 pm edt sun apr 12 2026

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

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

$$

fzus53 kiwx 121938
nshiwx
expires:202604130215;;259586

nearshore marine forecast
national weather service northern indiana
338 pm edt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz046-130215-
michigan city in to new buffalo mi-
338 pm edt sun apr 12 2026

...small craft advisory in effect through monday morning...

.tonight...southwest winds 15 to 20 knots. gusts up to 30 knots.
showers likely with a slight chance of thunderstorms this
evening, then showers after midnight. waves 2 to 4 feet subsiding
to 1 to 3 feet. 
.monday...southwest winds 10 to 15 knots. partly sunny. waves
1 to 3 feet. 
.monday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. a chance of showers and thunderstorms in the
evening, then a chance of showers overnight. waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

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

$$

fzus53 kiwx 121938
nshiwx
expires:202604130215;;259585

nearshore marine forecast
national weather service northern indiana
338 pm edt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz043-130215-
new buffalo mi to st joseph mi-
338 pm edt sun apr 12 2026

...small craft advisory in effect through monday morning...

.tonight...southwest winds 15 to 20 knots. gusts up to 30 knots.
showers likely with a slight chance of thunderstorms this
evening, then showers after midnight. waves 2 to 4 feet building
to 3 to 5 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. gusts up to 25 knots. partly sunny. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.monday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. gusts up to 25 knots. a chance of showers and
thunderstorms in the evening, then a chance of showers overnight.
waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. gusts up to 25 knots. a chance of showers. waves 2 to
4 feet subsiding to 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

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

$$

fzus53 klot 121942
nshlot
expires:202604130315;;259695

nearshore marine forecast
national weather service chicago/romeoville il
242 pm cdt sun apr 12 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>745-130315-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
242 pm cdt sun apr 12 2026

...gale warning in effect until 9 pm cdt this evening...

...small craft advisory in effect from 9 pm cdt this evening
through late tonight...

.late this afternoon...southwest gales to 35 kt. partly cloudy.
waves 3 to 5 ft. 
.tonight...southwest gales to 35 kt decreasing to 20 to 25 kt. 
showers and slight chance of thunderstorms. waves 3 to 5 ft. 
.monday...southwest winds 15 to 20 kt. slight chance of showers
and thunderstorms in the afternoon. waves 2 to 4 ft.
.monday night...south winds 15 to 20 kt becoming southwest.
chance of showers and thunderstorms. waves 2 to 4 ft. 
.tuesday...southwest winds around 20 kt. chance of showers and 
thunderstorms in the afternoon. waves 2 to 4 ft. 

$$

fzus53 klot 121942
nshlot
expires:202604130315;;259694

nearshore marine forecast
national weather service chicago/romeoville il
242 pm cdt sun apr 12 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>742-130315-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
242 pm cdt sun apr 12 2026

...gale warning in effect until 9 pm cdt this evening...

...small craft advisory in effect from 9 pm cdt this evening
through late tonight...

.rest of this afternoon...southwest gales to 35 kt. slight chance
of showers and thunderstorms. waves 3 to 5 ft. 
.tonight...southwest gales to 35 kt decreasing to 20 to 25 kt. 
showers and slight chance of thunderstorms. waves 3 to 5 ft. 
.monday...southwest winds 15 to 20 kt becoming south late. slight
chance of showers and thunderstorms in the afternoon. waves 2 to 4
ft.
.monday night...south winds 15 to 20 kt becoming southwest.
chance of showers and thunderstorms. waves 2 to 4 ft.
.tuesday...southwest winds 15 to 20 kt. chance of showers and 
thunderstorms. waves 2 to 4 ft. 

$$

fzus53 kmkx 122210
nshmkx
expires:202604130400;;265571

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz646-130400-
wind point wi to winthrop harbor il-
510 pm cdt sun apr 12 2026

...small craft advisory in effect until 4 am cdt monday...

.tonight...southwest wind 10 to 20 knots becoming 15 to 20 knots
after midnight, then becoming southwest 15 to 20 knots early in
the morning. gusts up to 25 knots. rain showers and a chance of
thunderstorms through around midnight, then chance of showers and
slight chance of thunderstorms after midnight. patchy fog early
in the morning. waves 3 to 4 feet. 
.monday...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 early in the afternoon backing south
late in the afternoon. patchy fog in the morning. slight chance
of showers and thunderstorms in the afternoon. waves 1 to 2 feet.
.monday night...south wind 10 to 15 knots rising to 15 to
20 knots late in the evening, then veering southwest with gusts
to around 25 knots after midnight becoming southwest 15 to
20 knots with gusts to around 25 knots early in the morning.
chance of showers and thunderstorms. waves 1 to 2 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
early in the afternoon, then becoming southwest 10 to 15 knots
late in the afternoon. chance of showers and thunderstorms. waves
2 to 4 feet subsiding to 1 to 2 feet in the late morning and
afternoon. 

$$

fzus53 kmkx 122210
nshmkx
expires:202604130400;;265568

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz643-130400-
sheboygan to port washington wi-
510 pm cdt sun apr 12 2026

...small craft advisory in effect until 4 am cdt monday...

.tonight...southwest wind 15 to 25 knots becoming 15 to 20 knots
early in the morning. gusts up to 30 knots. patchy fog through
the night. showers and a chance of thunderstorms through around
midnight. slight chance of showers and thunderstorms after
midnight. waves 5 to 7 feet subsiding to 4 to 6 feet in the late
evening and overnight. 
.monday...southwest wind 15 to 20 knots easing to 10 to 15 knots
with gusts to around 20 knots late in the morning, then backing
south early in the afternoon backing southeast late in the
afternoon. patchy fog through the day. chance of showers and
thunderstorms in the afternoon. waves 2 to 4 feet subsiding to
1 to 2 feet in the late morning and afternoon. 
.monday night...southeast wind 10 to 15 knots veering south late
in the evening, then rising to 15 to 20 knots after midnight
veering southwest early in the morning. patchy fog through around
midnight. showers through around midnight. chance of
thunderstorms through the night. rain showers likely after
midnight. waves 3 to 4 feet. 
.tuesday...southwest wind 15 to 20 knots easing to 10 to 15 knots
early in the afternoon, then becoming southwest 10 to 15 knots
late in the afternoon. chance of showers and thunderstorms. waves
3 to 4 feet subsiding to 1 to 3 feet late in the afternoon. 

$$

fzus53 kmkx 122210
nshmkx
expires:202604130400;;265569

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz644-130400-
port washington to north point light wi-
510 pm cdt sun apr 12 2026

...small craft advisory in effect until 4 am cdt monday...

.tonight...southwest wind 15 to 25 knots becoming 15 to 20 knots
early in the morning. gusts up to 30 knots. patchy fog through
the night. showers and a chance of thunderstorms through around
midnight. chance of showers and slight chance of thunderstorms
after midnight. waves 3 to 5 feet subsiding to 3 to 4 feet after
midnight. 
.monday...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 early in the afternoon backing south
late in the afternoon. chance of showers and thunderstorms in the
afternoon. waves 1 to 2 feet. 
.monday night...south wind 10 to 15 knots becoming 10 to 20 knots
late in the evening, then veering southwest 15 to 20 knots after
midnight. rain showers likely through around midnight. chance of
thunderstorms through the night. chance of showers after
midnight. 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
early in the afternoon, then becoming southwest 10 to 15 knots
late in the afternoon. chance of showers and thunderstorms. waves
2 to 4 feet subsiding to 1 to 2 feet in the late morning and
afternoon. 

$$

fzus53 kmkx 122210
nshmkx
expires:202604130400;;265570

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt sun apr 12 2026

for waters within five nautical miles of shore on lake michigan


lmz645-130400-
north point light to wind point wi-
510 pm cdt sun apr 12 2026

...small craft advisory in effect until 4 am cdt monday...

.tonight...southwest wind 15 to 25 knots becoming 15 to 20 knots
early in the morning. gusts up to 30 knots. rain showers and a
chance of thunderstorms through around midnight, then chance of
showers and slight chance of thunderstorms after midnight. patchy
fog after midnight. waves 3 to 4 feet. 
.monday...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 early in the afternoon backing south
late in the afternoon. chance of showers and thunderstorms in the
afternoon. waves 1 to 2 feet. 
.monday night...south wind 10 to 15 knots rising to 15 to
20 knots late in the evening, then veering southwest with gusts
to around 25 knots after midnight becoming southwest 15 to
20 knots with gusts to around 25 knots early in the morning.
chance of showers and thunderstorms. waves 1 to 2 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
early in the afternoon, then becoming southwest 10 to 15 knots
late in the afternoon. chance of showers and thunderstorms. waves
2 to 4 feet subsiding to 1 to 2 feet in the late morning and
afternoon. 

$$