fzus53 kapx 270748
nshapx
expires:202608271600;;434038

nearshore marine forecast
national weather service gaylord mi
348 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.


lmz346-271600-
manistee to point betsie mi-
348 am edt thu aug 27 2026

.today...north wind 10 to 15 knots decreasing to 5 to 10 knots
early in the evening. mostly cloudy early in the morning then
clearing. 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 270953
nshgrb
expires:202608271600;;438832

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

for waters within five nautical miles of shore on lake michigan


lmz541>543-271600-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
453 am cdt thu aug 27 2026

.early this morning...nw wind 10 to 15 kts. waves 2 ft or less.
partly cloudy. 
.today...n wind 10 to 15 kts veering e 5 to 10 kts early in the
afternoon. 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. partly cloudy in the evening then becoming
mostly cloudy.  

$$

fzus53 kgrr 271003
nshgrr
expires:202608272000;;439334

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

for waters within five nautical miles of shore on lake michigan


lmz849-272000-
pentwater to manistee mi-
603 am edt thu aug 27 2026

.today...northwest winds 10 to 20 knots. mostly 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 backing northwest 10 to 15 knots
early in the afternoon. mostly sunny. waves 1 foot or less. 
.friday night...northeast winds 5 to 15 knots veering south in the
late evening and overnight. partly cloudy. waves around 1 foot. 
.saturday...south winds 15 to 25 knots. partly sunny with a slight
chance of rain showers. waves 1 to 3 feet building to 3 to 5 feet in
the late morning and afternoon. 
.sunday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 5 to 7 feet. 
.monday...south winds 10 to 20 knots. partly sunny with rain showers
likely. waves 3 to 5 feet. 

$$

fzus53 kgrr 271003
nshgrr
expires:202608272000;;439335

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

for waters within five nautical miles of shore on lake michigan


lmz848-272000-
whitehall to pentwater mi-
603 am edt thu aug 27 2026

.today...northwest winds 10 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 southeast in the late
morning and early afternoon, then veering west early in the
afternoon. mostly sunny. waves 1 foot or less. 
.friday night...northwest winds 10 to 15 knots backing south in the
late evening and overnight. partly cloudy. waves around 1 foot. 
.saturday...south winds 10 to 20 knots increasing to 20 to 25 knots
early in the afternoon. partly sunny. waves 1 to 3 feet building to
3 to 5 feet in the late morning and afternoon. 
.sunday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 5 to 7 feet. 
.monday...south winds 15 to 20 knots. partly sunny with rain showers
likely. waves 3 to 5 feet. 

$$

fzus53 kgrr 271003
nshgrr
expires:202608272000;;439336

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

for waters within five nautical miles of shore on lake michigan


lmz847-272000-
grand haven to whitehall mi-
603 am edt thu aug 27 2026

.today...northwest winds 10 to 20 knots. sunny. waves 2 to 4 feet. 
.tonight...north winds 10 to 20 knots veering east 5 to 10 knots
after midnight. mostly clear. waves 2 to 4 feet. 
.friday...east winds 5 to 10 knots veering southeast in the late
morning and early afternoon, then veering west 10 to 15 knots early
in the afternoon. mostly sunny. waves 1 foot or less. 
.friday night...west winds 10 to 15 knots backing south in the late
evening and overnight. partly cloudy. waves around 1 foot. 
.saturday...south 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 271003
nshgrr
expires:202608272000;;439338

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

for waters within five nautical miles of shore on lake michigan


lmz845-272000-
south haven to holland mi-
603 am edt thu aug 27 2026

.today...northwest winds 10 to 15 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 backing northeast in the late
morning and early afternoon, then backing northwest early in the
afternoon. sunny. waves 1 foot or less. 
.friday night...northwest winds around 10 knots backing south in the
late evening and overnight. partly cloudy. waves 1 foot or less. 
.saturday...south winds 10 to 15 knots. partly 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 271003
nshgrr
expires:202608272000;;439337

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

for waters within five nautical miles of shore on lake michigan


lmz846-272000-
holland to grand haven mi-
603 am edt thu aug 27 2026

.today...northwest winds 10 to 20 knots. sunny. waves 2 to 4 feet. 
.tonight...north winds 10 to 15 knots veering east 5 to 10 knots
after midnight. mostly clear. waves 2 to 4 feet. 
.friday...east winds 5 to 10 knots veering southeast in the late
morning and early afternoon, then veering west early in the
afternoon. sunny. waves 1 foot or less. 
.friday night...west winds around 10 knots backing south in the late
evening and overnight. partly cloudy. waves 1 foot or less. 
.saturday...south winds 10 to 20 knots. partly sunny. waves 1 to
3 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 271003
nshgrr
expires:202608272000;;439339

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

for waters within five nautical miles of shore on lake michigan


lmz844-272000-
st joseph to south haven mi-
603 am edt thu aug 27 2026

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

$$

fzus53 kiwx 270751
nshiwx
expires:202608271430;;434075

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

for waters within five nautical miles of shore on lake michigan


lmz043-271430-
new buffalo mi to st joseph mi-
351 am edt thu aug 27 2026

.today...northwest winds 5 to 10 knots becoming north around 10
knots. mostly sunny. waves 2 feet or less building to 1 to 3 feet
early in the afternoon. 
.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...northeast winds less than 10 knots becoming
south. mostly clear. waves 1 foot or less. 

the water temperature at st. joseph is 72 degrees and at michigan
city is 73 degrees.


$$

fzus53 kiwx 270751
nshiwx
expires:202608271430;;434076

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

for waters within five nautical miles of shore on lake michigan


lmz046-271430-
michigan city in to new buffalo mi-
351 am edt thu aug 27 2026

.today...northwest winds 5 to 10 knots becoming north around 10
knots. mostly sunny. waves around 1 foot building to 1 to 3 feet 
early in the afternoon. 
.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 around
1 foot. 
.friday night...east winds 10 knots or less becoming south.
mostly clear. waves 1 foot or less. 

the water temperature at st. joseph is 72 degrees and at michigan
city is 73 degrees.

$$

fzus53 klot 270822
nshlot
expires:202608271530;;435752

nearshore marine forecast
national weather service chicago/romeoville il
322 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>745-271530-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
322 am cdt thu aug 27 2026

.today...northwest winds 15 to 20 kt subsiding to 10 to 15 kt mid
morning then becoming northeast in the afternoon. mostly sunny. 
waves 2 to 4 ft subsiding to 1 to 3 ft.
.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 270822
nshlot
expires:202608271530;;435751

nearshore marine forecast
national weather service chicago/romeoville il
322 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>742-271530-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
322 am cdt thu aug 27 2026

.today...northwest winds 15 to 20 kt subsiding to 10 to 15 kt mid
morning then becoming northeast in the afternoon. mostly sunny. 
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 271010
nshmkx
expires:202608271600;;439950

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

for waters within five nautical miles of shore on lake michigan


lmz646-271600-
wind point wi to winthrop harbor il-
510 am cdt thu aug 27 2026

.today...northwest 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 271010
nshmkx
expires:202608271600;;439949

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

for waters within five nautical miles of shore on lake michigan


lmz645-271600-
north point light to wind point wi-
510 am cdt thu aug 27 2026

.today...northwest 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 271010
nshmkx
expires:202608271600;;439948

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

for waters within five nautical miles of shore on lake michigan


lmz644-271600-
port washington to north point light wi-
510 am cdt thu aug 27 2026

.today...northwest 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. 

$$

fzus53 kmkx 271010
nshmkx
expires:202608271600;;439947

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

for waters within five nautical miles of shore on lake michigan


lmz643-271600-
sheboygan to port washington wi-
510 am cdt thu aug 27 2026

.today...northwest 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. 

$$