fzus53 kapx 271437
nshapx
expires:202608272245;;448457

nearshore marine forecast
national weather service gaylord mi
1037 am edt thu aug 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.


lmz346-272245-
manistee to point betsie mi-
1037 am edt thu aug 27 2026

.today...north wind 10 to 15 knots. mostly sunny. waves 2 to
3 feet. 
.tonight...northeast wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.friday...light winds. sunny. waves 2 feet or less. 
.friday night...south wind 5 to 10 knots. partly cloudy. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 271638
nshgrb
expires:202608272200;;451869

nearshore marine forecast
national weather service green bay wi
1138 am cdt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-272200-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1138 am cdt thu aug 27 2026

.this afternoon...ne wind 5 to 10 kts. waves 2 ft or less. mostly
sunny. 
.tonight...e wind 5 to 10 kts. waves 2 ft or less. a chance of
sprinkles. 
.friday...se wind 10 to 15 kts. waves 2 ft or less. a chance of
sprinkles in the morning. 
.friday night...s wind 10 to 15 kts veering sw after midnight.
waves 2 ft or less. mostly clear in the evening then becoming
mostly cloudy.  

$$

fzus53 kgrr 271443
nshgrr
expires:202608272100;;448652

nearshore marine forecast
national weather service grand rapids mi
1043 am edt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz847-272100-
grand haven to whitehall mi-
1043 am edt thu aug 27 2026

.rest of today...northwest winds 15 to 20 knots. sunny. waves 2 to
4 feet. 
.tonight...north winds 10 to 20 knots veering east around 10 knots
after midnight. mostly clear. waves 2 to 4 feet. 
.friday...east winds around 10 knots veering southwest early in the
afternoon. mostly sunny. waves 1 foot or less. 
.friday night...south winds 5 to 15 knots. partly cloudy. waves
around 1 foot. 
.saturday...southwest winds 15 to 20 knots. partly sunny. waves 2 to
4 feet. 
.sunday...south winds 20 to 25 knots. mostly cloudy with a chance of
rain showers. waves 4 to 6 feet. 
.monday...south winds 15 to 20 knots. partly sunny with a chance of
rain showers. waves 3 to 5 feet. 

$$

fzus53 kgrr 271443
nshgrr
expires:202608272100;;448655

nearshore marine forecast
national weather service grand rapids mi
1043 am edt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz844-272100-
st joseph to south haven mi-
1043 am edt thu aug 27 2026

.rest of today...northwest winds 10 to 15 knots. sunny. waves 1 to
3 feet. 
.tonight...north winds 5 to 15 knots veering east after midnight.
mostly clear. waves 1 to 3 feet. 
.friday...southeast winds around 5 knots veering west early in the
afternoon. sunny. waves around 1 foot. 
.friday night...south winds around 5 knots increasing to 5 to
15 knots in the late evening and overnight. mostly clear. waves less
than 1 foot. 
.saturday...southwest winds 10 to 15 knots. partly sunny. waves
1 foot or less. 
.sunday...south winds 15 to 20 knots. partly sunny. waves 1 to
3 feet. 
.monday...southwest winds 15 to 20 knots. partly sunny with a chance
of rain showers. waves 1 to 3 feet. 

$$

fzus53 kgrr 271443
nshgrr
expires:202608272100;;448654

nearshore marine forecast
national weather service grand rapids mi
1043 am edt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz845-272100-
south haven to holland mi-
1043 am edt thu aug 27 2026

.rest of today...northwest winds 15 to 20 knots. sunny. waves 2 to
4 feet. 
.tonight...north winds 5 to 15 knots veering east after midnight.
mostly clear. waves 2 to 4 feet. 
.friday...east winds 5 to 10 knots veering west early in the
afternoon. sunny. waves 1 foot or less. 
.friday night...southwest winds 5 to 15 knots backing south in the
late evening and overnight. mostly clear. waves 1 foot or less. 
.saturday...southwest winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 
.sunday...south winds 15 to 20 knots. mostly cloudy with a chance of
rain showers. waves 2 to 4 feet. 
.monday...southwest winds 15 to 20 knots. partly sunny with a chance
of rain showers. waves 2 to 4 feet. 

$$

fzus53 kgrr 271443
nshgrr
expires:202608272100;;448653

nearshore marine forecast
national weather service grand rapids mi
1043 am edt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz846-272100-
holland to grand haven mi-
1043 am edt thu aug 27 2026

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

$$

fzus53 kgrr 271443
nshgrr
expires:202608272100;;448651

nearshore marine forecast
national weather service grand rapids mi
1043 am edt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz848-272100-
whitehall to pentwater mi-
1043 am edt thu aug 27 2026

.rest of today...north winds 15 to 20 knots. sunny. waves 2 to
4 feet. 
.tonight...northeast winds 5 to 15 knots veering east after
midnight. mostly clear. waves 1 to 3 feet. 
.friday...east winds 5 to 10 knots veering south in the late morning
and afternoon. mostly sunny. waves 1 foot or less. 
.friday night...south winds 5 to 15 knots. partly cloudy. waves
around 1 foot. 
.saturday...southwest winds 15 to 20 knots. partly sunny. waves 2 to
4 feet building to 3 to 5 feet early in the afternoon. 
.sunday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 4 to 6 feet. 
.monday...south winds 15 to 20 knots. partly sunny with rain showers
likely. waves 3 to 5 feet. 

$$

fzus53 kgrr 271443
nshgrr
expires:202608272100;;448650

nearshore marine forecast
national weather service grand rapids mi
1043 am edt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz849-272100-
pentwater to manistee mi-
1043 am edt thu aug 27 2026

.rest of today...north winds 15 to 20 knots. sunny. waves 2 to
4 feet. 
.tonight...northeast winds 5 to 15 knots veering east after
midnight. mostly clear. waves 1 to 3 feet. 
.friday...east winds 5 to 10 knots veering southwest early in the
afternoon. mostly sunny. waves 1 foot or less. 
.friday night...south winds 5 to 15 knots. partly cloudy. waves
around 1 foot. 
.saturday...southwest winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet building to 3 to 5 feet early in the afternoon. 
.sunday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 4 to 6 feet. 
.monday...south winds 10 to 20 knots. partly sunny with rain showers
likely. waves 3 to 5 feet. 

$$

fzus53 kiwx 271338
nshiwx
expires:202608272215;;446624

nearshore marine forecast
national weather service northern indiana
938 am edt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-272215-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
938 am edt thu aug 27 2026

.rest of today...north winds 5 to 10 knots. sunny. waves 2 to 3 
feet. 
.tonight...north winds 10 knots or less becoming northeast.
mostly clear. waves 1 to 2 feet. 
.friday...east winds less than 10 knots. sunny. waves 1 foot or
less. 
.friday night...east winds 10 knots or less becoming south.
mostly clear. waves 1 foot or less. 

the water temperature at st. joseph and michigan city is 73 
degrees.

$$

fzus53 klot 271436
nshlot
expires:202608272115;;448366

nearshore marine forecast
national weather service chicago/romeoville il
936 am cdt thu aug 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-
936 am cdt thu aug 27 2026

.rest of today...north winds 10 to 15 kt becoming northeast in the
afternoon. mostly sunny. waves 2 to 4 ft subsiding to 1 to 3 ft
this afternoon.
.tonight...northeast winds around 10 kt becoming east overnight.
mostly clear. waves 1 to 3 ft. 
.friday...east winds around 5 kt becoming northeast. mostly
sunny. waves 1 to 2 ft. 
.friday night...southeast winds around 10 kt becoming south
overnight. mostly clear in the evening, then becoming partly
cloudy. waves around 1 ft.  

$$

fzus53 klot 271436
nshlot
expires:202608272115;;448365

nearshore marine forecast
national weather service chicago/romeoville il
936 am cdt thu aug 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-
936 am cdt thu aug 27 2026

.rest of today...north winds 10 to 15 kt becoming northeast in the
afternoon. mostly sunny late in the morning, then becoming partly
cloudy. waves 1 to 3 ft. 
.tonight...northeast winds around 10 kt becoming east. mostly
clear. waves 1 to 2 ft. 
.friday...southeast winds around 5 kt becoming east. mostly
sunny. waves 1 to 2 ft. 
.friday night...southeast winds around 10 kt becoming south
overnight. partly cloudy. waves 1 to 2 ft.  

$$

fzus53 kmkx 271610
nshmkx
expires:202608272200;;451386

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 am cdt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz645-272200-
north point light to wind point wi-
1110 am cdt thu aug 27 2026

.rest of today...northeast wind 10 to 15 knots veering east late
in the afternoon. sunny. waves around 1 foot. 
.tonight...east wind 5 to 10 knots. mostly clear. waves around
1 foot. 
.friday...southeast wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then becoming southeast 10 to 15 knots
late in the afternoon. mostly sunny. waves 1 to 2 feet. 
.friday night...southeast wind 10 to 15 knots veering southwest
early in the morning. partly cloudy. waves 1 to 2 feet. 

$$

fzus53 kmkx 271610
nshmkx
expires:202608272200;;451384

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 am cdt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz643-272200-
sheboygan to port washington wi-
1110 am cdt thu aug 27 2026

.rest of today...northeast wind 10 to 15 knots veering east late
in the afternoon. sunny. waves around 1 foot. 
.tonight...east wind 5 to 10 knots. partly cloudy. waves 1 to
2 feet. 
.friday...southeast wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then becoming southeast 10 to 15 knots
late in the afternoon. mostly sunny. waves 1 to 2 feet. 
.friday night...southeast wind 10 to 15 knots veering southwest
early in the morning. partly cloudy. waves 1 to 2 feet. 

$$

fzus53 kmkx 271610
nshmkx
expires:202608272200;;451387

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 am cdt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz646-272200-
wind point wi to winthrop harbor il-
1110 am cdt thu aug 27 2026

.rest of today...northeast wind 10 to 15 knots veering east late
in the afternoon. sunny. waves around 1 foot. 
.tonight...east wind 5 to 10 knots. mostly clear. waves around
1 foot. 
.friday...southeast wind 5 to 10 knots rising to 10 to 15 knots
in the afternoon. sunny. waves 1 to 2 feet. 
.friday night...southeast wind 10 to 15 knots becoming south 5 to
10 knots in the late evening and early morning, then veering
southwest early in the morning. partly cloudy. waves 1 to 2 feet.

$$

fzus53 kmkx 271610
nshmkx
expires:202608272200;;451385

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 am cdt thu aug 27 2026

for waters within five nautical miles of shore on lake michigan


lmz644-272200-
port washington to north point light wi-
1110 am cdt thu aug 27 2026

.rest of today...northeast wind 10 to 15 knots veering east late
in the afternoon. sunny. waves around 1 foot. 
.tonight...east wind 5 to 10 knots. mostly clear. waves around
1 foot. 
.friday...southeast wind 5 to 10 knots rising to 10 to 15 knots
in the afternoon. mostly sunny. waves 1 to 2 feet. 
.friday night...southeast wind 10 to 15 knots veering south late
in the evening, then becoming south 10 to 15 knots after midnight
becoming southwest 5 to 10 knots early in the morning. partly
cloudy. waves 1 to 2 feet. 

$$