fzus53 kapx 230707
nshapx
expires:202604231515;;840781

nearshore marine forecast
national weather service gaylord mi
307 am edt thu apr 23 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.


lmz346-231515-
manistee to point betsie mi-
307 am edt thu apr 23 2026

.today...south wind 10 to 15 knots. partly cloudy. waves 2 feet
or less. 
.tonight...southeast wind 10 to 15 knots. chance of showers and
slight chance of thunderstorms. waves 2 feet or less. 
.friday...south wind 10 to 15 knots. rain showers likely and a
chance of thunderstorms. waves 2 feet or less. 
.friday night...north wind 10 to 15 knots. chance of showers.
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 230624
nshgrb
expires:202604231000;;837235

nearshore marine forecast
national weather service green bay wi
124 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-231000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
124 am cdt thu apr 23 2026

.rest of the night...s wind 5 to 10 kts. waves 2 ft or less.
mostly clear. 
.thursday...s wind 10 to 20 kts. waves 2 to 4 ft building to 3 to
5 ft in the afternoon. patchy fog in the afternoon. a small craft
advisory may be needed. 
.thursday night...s wind 15 to 25 kts. waves 4 to 7 ft. patchy
fog in the evening. a chance of showers and thunderstorms. 
.friday...s wind 10 to 20 kts veering w 10 to 15 kts early in the
afternoon. waves 4 to 7 ft. rain showers and a chance of
thunderstorms. a small craft advisory may be needed.  

$$

fzus53 kgrr 230811
nshgrr
expires:202604230915;;843764

nearshore marine forecast
national weather service grand rapids mi
411 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz844-230915-
st joseph to south haven mi-
411 am edt thu apr 23 2026

.rest of tonight...southeast winds 5 to 10 knots. mostly clear.
waves 1 foot or less. 
.thursday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly sunny. waves 1 foot or less. 
.thursday night...south winds 10 to 20 knots. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
around 1 foot. 
.friday...south winds 15 to 20 knots veering southwest 10 to
15 knots early in the afternoon. mostly cloudy with a chance of
showers and thunderstorms. waves 1 to 2 feet. 
.friday night...west winds 10 to 20 knots veering northwest around
20 knots after midnight. partly cloudy with a chance of showers and
thunderstorms. waves 1 to 2 feet building to 2 to 4 feet after
midnight. 
.saturday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...east winds around 10 knots. mostly sunny. waves around
1 foot. 
.monday...southeast winds 15 to 25 knots. mostly cloudy with rain
showers likely. waves 1 to 3 feet. 

$$

fzus53 kgrr 230811
nshgrr
expires:202604230915;;843763

nearshore marine forecast
national weather service grand rapids mi
411 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz845-230915-
south haven to holland mi-
411 am edt thu apr 23 2026

.rest of tonight...southeast winds around 10 knots. mostly clear.
waves less than 1 foot. 
.thursday...south winds around 10 knots. mostly sunny. waves 1 foot
or less. 
.thursday night...south winds 10 to 20 knots. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 2 feet. 
.friday...south winds 15 to 20 knots veering southwest 10 to
15 knots early in the afternoon. rain showers likely and a chance of
thunderstorms. waves 1 to 3 feet. 
.friday night...west winds 10 to 15 knots veering northwest 15 to
20 knots in the late evening and overnight. partly cloudy with a
chance of showers and thunderstorms. waves 1 to 3 feet building to
2 to 4 feet after midnight. 
.saturday...northwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...northeast winds 10 to 15 knots. mostly sunny. waves 1 foot
or less. 
.monday...southeast winds 15 to 25 knots. mostly cloudy with rain
showers likely. waves 1 to 3 feet. 

$$

fzus53 kgrr 230811
nshgrr
expires:202604230915;;843761

nearshore marine forecast
national weather service grand rapids mi
411 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz847-230915-
grand haven to whitehall mi-
411 am edt thu apr 23 2026

.rest of tonight...southeast winds 10 to 15 knots. partly cloudy.
waves 1 foot or less. 
.thursday...south winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.thursday night...south winds 10 to 20 knots. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet building to 2 to 4 feet after midnight. 
.friday...south winds 15 to 20 knots veering southwest 10 to
15 knots early in the afternoon. rain showers likely and a chance of
thunderstorms. waves 2 to 4 feet. 
.friday night...west winds 10 to 15 knots veering northwest 15 to
20 knots in the late evening and overnight. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
2 to 4 feet.
.saturday...northwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...east winds 10 to 15 knots backing northeast early in the
afternoon. mostly sunny. waves 1 foot or less. 
.monday...east winds to 30 knots. mostly cloudy with rain showers
likely. waves 1 to 3 feet building to 2 to 4 feet in the late
morning and afternoon. 

$$

fzus53 kgrr 230811
nshgrr
expires:202604230915;;843762

nearshore marine forecast
national weather service grand rapids mi
411 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz846-230915-
holland to grand haven mi-
411 am edt thu apr 23 2026

.rest of tonight...southeast winds around 10 knots. mostly clear.
waves 1 foot or less. 
.thursday...south winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.thursday night...south winds 10 to 20 knots. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
2 to 3 feet. 
.friday...south winds 15 to 20 knots veering southwest 10 to
15 knots early in the afternoon. rain showers and a chance of
thunderstorms. waves 2 to 3 feet. 
.friday night...west winds 10 to 15 knots veering northwest 15 to
20 knots in the late evening and overnight. partly cloudy with rain
showers and a slight chance of thunderstorms. waves 2 to 4 feet.
.saturday...northwest winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.monday...southeast winds 20 to 25 knots. mostly cloudy with rain
showers likely. waves 2 to 4 feet.

$$

fzus53 kgrr 230811
nshgrr
expires:202604230915;;843759

nearshore marine forecast
national weather service grand rapids mi
411 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz849-230915-
pentwater to manistee mi-
411 am edt thu apr 23 2026

.rest of tonight...southeast winds around 15 knots. partly cloudy.
waves around 1 foot. 
.thursday...south winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.thursday night...south winds 15 to 20 knots. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet building to 2 to 4 feet after midnight. 
.friday...south winds 10 to 20 knots veering southwest early in the
afternoon. rain showers and a chance of thunderstorms. waves 2 to
4 feet. 
.friday night...west winds 10 to 20 knots veering north in the late
evening and overnight. mostly cloudy with rain showers. waves 2 to
4 feet.
.saturday...north winds 10 to 20 knots. mostly sunny. waves 2 to
3 feet. 
.sunday...northeast winds around 10 knots backing north early in the
afternoon. mostly sunny. waves 1 foot or less. 
.monday...southeast winds to 30 knots. mostly cloudy with a chance
of rain showers. waves 2 to 4 feet.

$$

fzus53 kgrr 230811
nshgrr
expires:202604230915;;843760

nearshore marine forecast
national weather service grand rapids mi
411 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz848-230915-
whitehall to pentwater mi-
411 am edt thu apr 23 2026

.rest of tonight...southeast winds 10 to 15 knots. mostly clear.
waves around 1 foot. 
.thursday...south winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.thursday night...south winds 15 to 20 knots. partly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
2 to 4 feet.
.friday...south winds 15 to 20 knots veering southwest 10 to
15 knots early in the afternoon. rain showers likely and a chance of
thunderstorms. waves 2 to 4 feet. 
.friday night...west winds 10 to 15 knots veering northwest 15 to
20 knots in the late evening and overnight. partly cloudy with a
chance of rain showers. waves 2 to 4 feet.
.saturday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet.
.sunday...northeast winds around 10 knots backing north early in the
afternoon. mostly sunny. waves 1 foot or less. 
.monday...southeast winds to 30 knots. mostly cloudy with rain
showers likely. waves 2 to 4 feet.

$$

fzus53 kiwx 230745
nshiwx
expires:202604231400;;842061

nearshore marine forecast
national weather service northern indiana
345 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz043-231400-
new buffalo mi to st joseph mi-
345 am edt thu apr 23 2026

.today...south winds 10 knots or less. areas of fog early. waves
1 foot or less. 
.tonight...south winds 10 to 15 knots. a chance of showers and
thunderstorms overnight. waves 2 feet or less. 
.friday...south winds 10 to 15 knots becoming southwest. a chance
of showers and thunderstorms in the morning, then showers with a
chance of thunderstorms in the afternoon. waves 1 to 2 feet. 
.friday night...west winds 10 to 15 knots becoming northwest.
showers with a chance of thunderstorms in the evening. waves 1 to
3 feet. 

winds and waves higher in and near thunderstorms.

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

$$

fzus53 kiwx 230745
nshiwx
expires:202604231400;;842060

nearshore marine forecast
national weather service northern indiana
345 am edt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz046-231400-
michigan city in to new buffalo mi-
345 am edt thu apr 23 2026

.today...south winds 10 knots or less. areas of fog early. waves
1 foot or less. 
.tonight...south winds 10 to 15 knots. a slight chance of showers
and thunderstorms overnight. waves 1 foot or less. 
.friday...south winds 10 to 15 knots becoming southwest. a chance
of showers and thunderstorms in the morning, then showers with a
chance of thunderstorms in the afternoon. waves 2 feet or less. 
.friday night...west winds around 10 knots becoming northwest.
showers with a chance of thunderstorms in the evening. waves 1 to
2 feet. 

winds and waves higher in and near thunderstorms.

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

$$

fzus53 klot 230120
nshlot
expires:202604230915;;826862

nearshore marine forecast
national weather service chicago/romeoville il
820 pm cdt wed apr 22 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>742-230915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
820 pm cdt wed apr 22 2026

.rest of tonight...northeast winds 5 to 10 kt becoming south 
late. areas of fog. waves 1 to 2 ft. 
.thursday...south winds 5 to 10 kt increasing to 15 to 25 kt in
the afternoon. patchy fog in the morning. waves 1 to 3 ft. 
.thursday night...south winds 15 to 25 kt. chance of showers and
thunderstorms overnight. waves 2 to 4 ft. 
.friday...southwest winds 15 to 20 kt becoming west 10 to 15 kt 
in the late afternoon. showers likely and a chance of 
thunderstorms in the afternoon. waves 2 to 4 ft subsiding to 1 to 
3 ft. 

$$

fzus53 klot 230120
nshlot
expires:202604230915;;826863

nearshore marine forecast
national weather service chicago/romeoville il
820 pm cdt wed apr 22 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>745-230915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
820 pm cdt wed apr 22 2026

.rest of tonight...northeast winds 5 to 10 kt becoming south. 
areas of fog. waves around 1 ft. 
.thursday...south winds 5 to 10 kt increasing to 15 to 20 kt in
the afternoon. partly cloudy. waves 1 to 2 ft. 
.thursday night...south winds 15 to 20 kt. chance of showers and
thunderstorms overnight. waves 1 to 3 ft. 
.friday...south winds 10 to 20 kt becoming southwest in the
afternoon. showers likely and a chance of thunderstorms. waves 1 
to 3 ft. 

$$

fzus53 kmkx 230811
nshmkx
expires:202604232100;;843748

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz646-232100-
wind point wi to winthrop harbor il-
310 am cdt thu apr 23 2026

.early this morning...south wind 5 to 10 knots. partly cloudy.
waves around 1 foot. 
.today...south wind 5 to 10 knots rising to 10 to 15 knots late
in the morning, then becoming south 10 to 15 knots early in the
afternoon becoming southeast 15 to 20 knots late in the
afternoon. patchy fog in the morning. 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 in
the late evening and overnight. rain showers likely and a chance
of thunderstorms after midnight. waves 2 to 4 feet. 
.friday...south wind 10 to 15 knots veering southwest late in the
afternoon. chance of thunderstorms in the morning. rain showers
likely through the day. slight chance of thunderstorms in the
afternoon. waves 2 to 4 feet subsiding to 1 to 2 feet in the
afternoon. 
.friday night...northwest wind 10 to 15 knots veering north early
in the morning. partly cloudy. waves 1 to 2 feet. 

$$

fzus53 kmkx 230811
nshmkx
expires:202604232100;;843747

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz645-232100-
north point light to wind point wi-
310 am cdt thu apr 23 2026

.early this morning...south wind 5 to 10 knots. partly cloudy.
waves around 1 foot. 
.today...south wind 5 to 10 knots rising to 10 to 15 knots late
in the morning, then becoming south 10 to 15 knots early in the
afternoon becoming southeast 15 to 20 knots late in the
afternoon. partly sunny. waves 1 to 2 feet building to 2 to
4 feet late in the afternoon. 
.tonight...south wind 15 to 20 knots. rain showers likely and a
chance of thunderstorms after midnight. waves 2 to 4 feet. 
.friday...south wind 10 to 15 knots veering southwest late in the
afternoon. chance of thunderstorms in the morning. rain showers
likely through the day. slight chance of thunderstorms in the
afternoon. waves 2 to 4 feet subsiding to 1 to 2 feet late in the
afternoon. 
.friday night...west wind 10 to 15 knots veering north after
midnight. partly cloudy. waves 1 to 2 feet. 

$$

fzus53 kmkx 230811
nshmkx
expires:202604232100;;843746

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz644-232100-
port washington to north point light wi-
310 am cdt thu apr 23 2026

.early this morning...south wind 5 to 10 knots. partly cloudy.
waves around 1 foot. 
.today...south wind 10 to 15 knots becoming southeast 15 to
20 knots in the afternoon. partly sunny. waves 1 to 2 feet
building to 3 to 4 feet in the afternoon. 
.tonight...south wind 15 to 20 knots. rain showers and a chance
of thunderstorms after midnight. waves 3 to 4 feet. 
.friday...south wind 10 to 15 knots veering west late in the
afternoon. chance of thunderstorms in the morning. rain showers
likely through the day. slight chance of thunderstorms in the
afternoon. waves 3 to 4 feet subsiding to 1 to 2 feet late in the
afternoon. 
.friday night...northwest wind 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 

$$

fzus53 kmkx 230811
nshmkx
expires:202604232100;;843745

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt thu apr 23 2026

for waters within five nautical miles of shore on lake michigan


lmz643-232100-
sheboygan to port washington wi-
310 am cdt thu apr 23 2026

...small craft advisory in effect from this afternoon through
friday afternoon...

.early this morning...south wind 5 to 10 knots. partly cloudy.
waves around 1 foot. 
.today...south wind 10 to 15 knots rising to 15 to 20 knots in
the afternoon. partly sunny. waves 1 to 2 feet building to 3 to
4 feet in the afternoon. 
.tonight...south wind 15 to 20 knots. rain showers and a chance
of thunderstorms after midnight. waves 4 to 6 feet. 
.friday...south wind 15 to 20 knots easing to 10 to 15 knots late
in the morning, then veering southwest early in the afternoon
veering west late in the afternoon. chance of thunderstorms in
the morning. rain showers likely through the day. slight chance
of thunderstorms in the afternoon. waves 4 to 6 feet subsiding to
3 to 5 feet late in the morning, then subsiding to 3 to 4 feet in
the afternoon. 
.friday night...northwest wind 10 to 15 knots veering north after
midnight, then backing northwest early in the morning. chance of
showers through around midnight. waves 2 to 4 feet subsiding to
1 to 2 feet in the late evening and overnight. 

$$