fzus53 kapx 151822
nshapx
expires:202609160230;;502565

nearshore marine forecast
national weather service gaylord mi
222 pm edt tue sep 15 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.


lmz346-160230-
manistee to point betsie mi-
222 pm edt tue sep 15 2026

...gale warning in effect until 5 pm edt this afternoon...
...small craft advisory in effect until 10 pm edt this evening...

.tonight...north wind 10 to 15 knots with gusts up to 25 knots 
becoming northeast 5 to 10 knots early in the morning. mostly 
cloudy early in the evening then becoming partly cloudy. waves 3 
to 5 feet. 
.wednesday...northeast wind 5 to 10 knots. mostly sunny. waves
2 feet or less. 
.wednesday night...light winds. partly cloudy. waves 2 feet or
less. 
.thursday...northeast wind 5 to 10 knots. mostly sunny. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrr 151806
nshgrr
expires:202609160800;;501546

nearshore marine forecast
national weather service grand rapids mi
206 pm edt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz844-160800-
st joseph to south haven mi-
206 pm edt tue sep 15 2026

...small craft advisory in effect until 5 pm edt this afternoon...

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

$$

fzus53 kgrr 151806
nshgrr
expires:202609160800;;501545

nearshore marine forecast
national weather service grand rapids mi
206 pm edt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz845-160800-
south haven to holland mi-
206 pm edt tue sep 15 2026

...small craft advisory in effect until 5 pm edt this afternoon...

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

$$

fzus53 kgrr 151806
nshgrr
expires:202609160800;;501544

nearshore marine forecast
national weather service grand rapids mi
206 pm edt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz846-160800-
holland to grand haven mi-
206 pm edt tue sep 15 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...southwest winds 15 to 25 knots. mostly
cloudy with a slight chance of rain showers. waves 5 to 7 feet. 
.tonight...west winds around 15 knots veering north after midnight.
partly cloudy. a slight chance of rain showers in the evening. waves
3 to 5 feet subsiding to 2 to 4 feet in the late evening and
overnight. 
.wednesday...northeast winds 10 to 15 knots. mostly cloudy. waves
1 to 2 feet. 
.wednesday night...east winds 10 to 15 knots veering southeast after
midnight. mostly cloudy with rain showers likely and a slight chance
of thunderstorms. waves 1 foot or less. 
.thursday...east winds 10 to 15 knots backing northwest early in the
afternoon. mostly cloudy with rain showers likely and a slight
chance of thunderstorms. waves 1 foot or less. 
.thursday night...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves 1 to 2 feet. 
.friday...east winds 10 to 15 knots. partly sunny. waves around
1 foot. 
.saturday...southeast winds 20 to 25 knots veering south early in
the afternoon. rain showers and a chance of thunderstorms. waves
3 to 5 feet. 
.sunday...northeast winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 3 to 5 feet subsiding to 2 to 4 feet
in the late morning and afternoon. 

$$

fzus53 kgrr 151806
nshgrr
expires:202609160800;;501543

nearshore marine forecast
national weather service grand rapids mi
206 pm edt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz847-160800-
grand haven to whitehall mi-
206 pm edt tue sep 15 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...southwest winds to 30 knots. mostly cloudy
with a slight chance of rain showers. waves 6 to 9 feet. 
.tonight...west winds 15 to 20 knots veering north 10 to 15 knots
after midnight. partly cloudy. waves 4 to 6 feet subsiding to 2 to
4 feet. 
.wednesday...northeast winds 5 to 15 knots. partly sunny. waves 1 to
2 feet. 
.wednesday night...east winds 10 to 15 knots. mostly cloudy with
rain showers likely and a slight chance of thunderstorms. waves
1 foot or less. 
.thursday...east winds 10 to 15 knots backing northwest early in the
afternoon. mostly cloudy with rain showers likely and a slight
chance of thunderstorms. waves around 1 foot. 
.thursday night...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves 1 to 2 feet. 
.friday...east winds 10 to 15 knots. partly sunny. waves 1 foot or
less. 
.saturday...southeast winds to 30 knots veering south early in the
afternoon. rain showers and a chance of thunderstorms. waves 4 to
6 feet building to 5 to 7 feet early in the afternoon. 
.sunday...northeast winds 20 to 25 knots. mostly cloudy with a
chance of rain showers. waves 3 to 5 feet subsiding to 1 to 3 feet
in the late morning and afternoon. 

$$

fzus53 kgrr 151806
nshgrr
expires:202609160800;;501542

nearshore marine forecast
national weather service grand rapids mi
206 pm edt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz848-160800-
whitehall to pentwater mi-
206 pm edt tue sep 15 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...southwest winds to 30 knots. mostly cloudy
with a slight chance of rain showers. waves 6 to 9 feet. 
.tonight...west winds 10 to 20 knots veering northeast after
midnight. partly cloudy. waves 5 to 7 feet subsiding to 3 to 5 feet
in the late evening and overnight. 
.wednesday...northeast winds 10 to 15 knots. partly sunny. waves
1 to 3 feet. 
.wednesday night...northeast winds 10 to 15 knots veering east in
the late evening and overnight. partly cloudy with a chance of rain
showers and a slight chance of thunderstorms. waves 1 foot or less. 
.thursday...east winds around 10 knots backing north early in the
afternoon. mostly cloudy with a slight chance of rain showers. waves
around 1 foot. 
.thursday night...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves 1 to 2 feet. 
.friday...east winds 10 to 15 knots. partly sunny. waves 1 foot or
less. 
.saturday...southeast winds to 30 knots. rain showers and a chance
of thunderstorms. waves 5 to 7 feet building to 6 to 8 feet early in
the afternoon. 
.sunday...northeast winds 20 to 25 knots. partly sunny. waves 3 to
5 feet. 

$$

fzus53 kgrr 151806
nshgrr
expires:202609160800;;501541

nearshore marine forecast
national weather service grand rapids mi
206 pm edt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz849-160800-
pentwater to manistee mi-
206 pm edt tue sep 15 2026

...small craft advisory in effect until 11 pm edt this evening...

.through early evening...southwest winds to 30 knots. mostly cloudy.
waves 6 to 9 feet. 
.tonight...west winds 10 to 20 knots veering north after midnight.
partly cloudy. waves 5 to 7 feet subsiding to 2 to 4 feet after
midnight. 
.wednesday...northeast winds 5 to 15 knots. partly sunny. waves 1 to
3 feet. 
.wednesday night...northeast winds 5 to 15 knots veering east in the
late evening and overnight. partly cloudy with a chance of rain
showers. waves 1 foot or less. 
.thursday...east winds 5 to 10 knots backing northwest 10 to
15 knots early in the afternoon. partly sunny. waves around 1 foot. 
.thursday night...north winds 5 to 15 knots veering northeast after
midnight. partly cloudy. waves around 1 foot. 
.friday...east winds 5 to 15 knots. partly sunny. waves 1 foot or
less. 
.saturday...southeast winds 15 to 25 knots. rain showers and a
chance of thunderstorms. waves 3 to 6 feet.
.sunday...northeast winds 15 to 25 knots. partly sunny. waves 3 to
5 feet. 

$$

fzus53 kiwx 151949
nshiwx
expires:202609160215;;507780

nearshore marine forecast
national weather service northern indiana
349 pm edt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz043-160215-
new buffalo mi to st joseph mi-
349 pm edt tue sep 15 2026

.tonight...northwest winds 5 to 10 knots becoming northeast. a
chance of showers and thunderstorms early, then showers likely
with a chance of thunderstorms. a chance of showers and
thunderstorms late. waves 2 feet or less. 
.wednesday...northeast winds 5 to 10 knots. a chance of showers
and thunderstorms in the morning, then a chance of showers with a
slight chance of thunderstorms in the afternoon. waves 1 to
3 feet subsiding to 2 feet or less in the afternoon.
.wednesday night...northeast winds 5 to 10 knots becoming light
and variable. a chance of showers with a slight chance of
thunderstorms in the evening, then showers likely with a slight
chance of thunderstorms overnight. waves 1 foot or less. 
.thursday...southeast winds 10 knots or less becoming north. a
chance of showers with a slight chance of thunderstorms in the
morning, then a chance of showers in the afternoon. waves 1 foot
or less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 53 degrees and at michigan
city is 51 degrees.

$$

fzus53 kiwx 151949
nshiwx
expires:202609160215;;507781

nearshore marine forecast
national weather service northern indiana
349 pm edt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz046-160215-
michigan city in to new buffalo mi-
349 pm edt tue sep 15 2026

.tonight...northwest winds 5 to 10 knots becoming northeast. a
chance of showers and thunderstorms early, then showers likely
with a chance of thunderstorms from late evening on. waves 2 feet
or less. 
.wednesday...northeast winds 5 to 10 knots. a chance of showers
and thunderstorms in the morning, then a chance of showers with a
slight chance of thunderstorms in the afternoon. waves 1 to
3 feet subsiding to 2 feet or less in the afternoon.
.wednesday night...northeast winds 5 to 10 knots becoming light
and variable. a chance of showers with a slight chance of
thunderstorms in the evening, then showers likely with a slight
chance of thunderstorms overnight. waves around 1 foot. 
.thursday...southwest winds 10 knots or less becoming north. a
chance of showers with a slight chance of thunderstorms in the
morning, then a chance of showers in the afternoon. waves 1 foot
or less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 53 degrees and at michigan
city is 51 degrees.

$$

fzus53 klot 151939
nshlot
expires:202609160315;;507573

nearshore marine forecast
national weather service chicago/romeoville il
239 pm cdt tue sep 15 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>742-160315-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
239 pm cdt tue sep 15 2026

.late this afternoon...southwest winds 10 to 15 kt becoming west.
patchy fog. partly cloudy. waves around 1 ft. 
.tonight...northwest winds 10 to 15 kt becoming northeast. patchy
fog in the evening. scattered showers and thunderstorms. waves 1 
to 2 ft building to 2 to 4 ft. 
.wednesday...northeast winds 10 to 15 kt. slight chance of
showers and thunderstorms. waves 2 to 4 ft. 
.wednesday night...northeast winds around 10 kt becoming east.
chance of showers and thunderstorms. waves 2 to 4 ft subsiding to
1 to 3 ft.
.thursday...north winds around 10 kt becoming northeast. chance
of showers and thunderstorms in the morning. waves 1 to 2 ft.  

$$

fzus53 klot 151939
nshlot
expires:202609160315;;507574

nearshore marine forecast
national weather service chicago/romeoville il
239 pm cdt tue sep 15 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>745-160315-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
239 pm cdt tue sep 15 2026

.late this afternoon...variable winds less than 10 kt. isolated 
showers and thunderstorms. waves less than 1 ft. 
.tonight...north winds 10 to 15 kt becoming northeast. patchy
fog. scattered showers and thunderstorms. waves around 1 ft 
building to 2 to 4 ft. 
.wednesday...northeast winds 10 to 15 kt. slight chance of
showers and thunderstorms. waves 2 to 4 ft subsiding to 1 to
3 ft. 
.wednesday night...northeast winds around 10 kt becoming
southeast overnight. chance of showers and thunderstorms. waves
1 to 3 ft. 
.thursday...northwest winds around 10 kt becoming north in the
afternoon. chance of showers and thunderstorms in the morning.
waves 1 to 2 ft.  

$$

fzus53 kmkx 152210
nshmkx
expires:202609160400;;513437

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz643-160400-
sheboygan to port washington wi-
510 pm cdt tue sep 15 2026

.tonight...northwest wind 10 to 15 knots veering north after
midnight, then veering northeast 10 to 20 knots early in the
morning. mostly cloudy. waves 1 to 2 feet building to 2 to 4 feet
early in the morning. 
.wednesday...northeast wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then becoming northeast 10 to
15 knots late in the afternoon. partly sunny. waves 3 to 4 feet
subsiding to 1 to 3 feet late in the afternoon. 
.wednesday night...northeast wind 10 to 15 knots easing to 5 to
10 knots late in the evening, then veering east after midnight
backing northeast early in the morning. chance of showers and
slight chance of thunderstorms after midnight. waves 1 to 2 feet.
.thursday...northeast wind 5 to 10 knots. chance of showers in
the morning. waves around 1 foot. 

$$

fzus53 kmkx 152210
nshmkx
expires:202609160400;;513438

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz644-160400-
port washington to north point light wi-
510 pm cdt tue sep 15 2026

.tonight...northwest wind 5 to 10 knots rising to 10 to 15 knots
late in the evening, then veering north after midnight becoming
10 to 20 knots early in the morning. mostly cloudy. waves around
1 foot building to 2 to 4 feet early in the morning. 
.wednesday...northeast wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then becoming northeast 10 to
15 knots late in the afternoon. mostly cloudy. waves 3 to 4 feet
building to 4 to 6 feet late in the morning, then subsiding to
3 to 4 feet in the afternoon. 
.wednesday night...northeast wind 10 to 15 knots becoming east
5 to 10 knots in the late evening and early morning, then backing
northeast early in the morning. chance of showers and slight
chance of thunderstorms after midnight. waves 1 to 2 feet. 
.thursday...northeast wind 5 to 10 knots. chance of showers in
the morning. waves around 1 foot. 

$$

fzus53 kmkx 152210
nshmkx
expires:202609160400;;513439

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz645-160400-
north point light to wind point wi-
510 pm cdt tue sep 15 2026

.tonight...northwest wind 5 to 10 knots becoming north 10 to
15 knots in the late evening and early morning, then becoming
10 to 20 knots early in the morning. mostly cloudy. waves 1 to
2 feet building to 2 to 4 feet early in the morning. 
.wednesday...northeast wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then becoming northeast 10 to
15 knots late in the afternoon. mostly cloudy. waves 3 to 4 feet
building to 4 to 6 feet late in the morning, then subsiding to
3 to 4 feet in the afternoon. 
.wednesday night...northeast wind 10 to 15 knots veering east
late in the evening, then easing to 5 to 10 knots after midnight
backing northeast early in the morning. chance of showers and
slight chance of thunderstorms after midnight. waves 1 to 2 feet.
.thursday...northeast wind 5 to 10 knots. chance of showers and
slight chance of thunderstorms in the morning. waves around
1 foot. 

$$

fzus53 kmkx 152210
nshmkx
expires:202609160400;;513440

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt tue sep 15 2026

for waters within five nautical miles of shore on lake michigan


lmz646-160400-
wind point wi to winthrop harbor il-
510 pm cdt tue sep 15 2026

.tonight...northwest wind 5 to 10 knots becoming north 10 to
15 knots in the late evening and early morning, then becoming
10 to 20 knots early in the morning. slight chance of showers and
thunderstorms in the evening. waves 1 to 2 feet building to 2 to
4 feet early in the morning. 
.wednesday...northeast wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then becoming northeast 10 to
15 knots late in the afternoon. slight chance of showers in the
afternoon. waves 3 to 4 feet. 
.wednesday night...northeast wind 10 to 15 knots veering east
late in the evening, then easing to 5 to 10 knots after midnight
backing northeast early in the morning. chance of showers and
slight chance of thunderstorms after midnight. waves 2 to 4 feet
subsiding to 1 to 2 feet in the late evening and overnight. 
.thursday...northeast wind 5 to 10 knots backing north late in
the morning, then becoming north 5 to 10 knots early in the
afternoon becoming northeast 10 to 15 knots late in the
afternoon. slight chance of thunderstorms in the morning. chance
of showers through the day. waves around 1 foot. 

$$