fzus53 kapx 291912
nshapx
expires:202608300315;;568086

nearshore marine forecast
national weather service gaylord mi
312 pm edt sat aug 29 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.


lmz346-300315-
manistee to point betsie mi-
312 pm edt sat aug 29 2026

...small craft advisory in effect until 10 pm edt this evening...

.tonight...south wind 10 to 15 knots. scattered showers early in
the evening, then showers after midnight. waves 2 to 3 feet. 
.sunday...south wind 10 to 15 knots. scattered showers. waves
2 to 3 feet. 
.sunday night...southeast wind 5 to 10 knots. scattered showers.
waves 2 to 3 feet. 
.monday...south wind 10 to 15 knots. scattered showers. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 291856
nshgrb
expires:202608292200;;566921

nearshore marine forecast
national weather service green bay wi
156 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-292200-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
156 pm cdt sat aug 29 2026

.this afternoon...sw wind 10 to 15 kts. waves 1 to 3 ft. a chance
of showers and a slight chance of thunderstorms. 
.tonight...s wind 10 to 20 kts. waves 2 to 4 ft. a chance of
showers and a slight chance of thunderstorms. 
.sunday...s wind 10 to 15 kts backing se early in the afternoon.
waves 3 to 5 ft. a chance of showers. a small craft advisory may
be needed. 
.sunday night...e wind 5 to 10 kts veering se 10 to 15 kts after
midnight. waves 3 to 5 ft. a chance of showers. a small craft
advisory may be needed.  

$$

fzus53 kgrr 291823
nshgrr
expires:202608300800;;563762

nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz844-300800-
st joseph to south haven mi-
223 pm edt sat aug 29 2026

...small craft advisory in effect from 2 am edt sunday through
sunday evening...

.through early evening...southwest winds 10 to 15 knots. mostly
cloudy. a chance of rain showers. waves 1 to 2 feet. 
.tonight...south winds 10 to 20 knots. mostly cloudy. a chance of
rain showers in the evening, then a chance of rain showers and a
slight chance of thunderstorms after midnight. waves around 1 foot. 
.sunday...south winds 15 to 20 knots. partly sunny with a chance of
rain showers and a slight chance of thunderstorms. waves 2 to
4 feet. 
.sunday night...south winds 10 to 15 knots. partly cloudy. waves
1 to 2 feet. 
.monday...south winds around 15 knots. partly sunny. waves around
1 foot. 
.monday night...southwest winds 10 to 15 knots. partly cloudy. waves
1 to 2 feet. 
.tuesday...southwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.wednesday...southwest winds 10 to 15 knots. mostly sunny. waves
1 foot or less. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves
1 foot or less. 

$$

fzus53 kgrr 291823
nshgrr
expires:202608300800;;563761

nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz845-300800-
south haven to holland mi-
223 pm edt sat aug 29 2026

...small craft advisory in effect from 2 am edt sunday through
sunday evening...

.through early evening...southwest winds around 15 knots. cloudy. a
chance of rain showers. waves 1 to 3 feet. 
.tonight...south winds 10 to 20 knots. mostly cloudy. a slight
chance of rain showers in the evening, then a chance of rain showers
and a slight chance of thunderstorms after midnight. waves 1 to
2 feet. 
.sunday...south winds 15 to 25 knots. mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.sunday night...south winds around 15 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
2 to 4 feet. 
.monday...south winds 15 to 20 knots. mostly cloudy. waves 1 to
2 feet. 
.monday night...southwest winds around 15 knots. partly cloudy.
waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 15 knots. partly sunny. waves 1 to
3 feet. 
.wednesday...southwest winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves
1 foot or less. 

$$

fzus53 kgrr 291823
nshgrr
expires:202608300800;;563760

nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz846-300800-
holland to grand haven mi-
223 pm edt sat aug 29 2026

...small craft advisory in effect from 2 am edt sunday through
sunday evening...

.through early evening...southwest winds 15 to 20 knots. cloudy. a
chance of rain showers. waves 2 to 4 feet. 
.tonight...south winds 10 to 20 knots. mostly cloudy. a chance of
rain showers in the evening, then a chance of rain showers and a
slight chance of thunderstorms after midnight. waves 1 to 3 feet. 
.sunday...south winds 20 to 25 knots. rain showers likely and a
slight chance of thunderstorms. waves 3 to 5 feet. 
.sunday night...south winds 15 to 20 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
3 to 5 feet subsiding to 2 to 4 feet in the late evening and
overnight. 
.monday...south winds 15 to 20 knots. mostly cloudy with a slight
chance of showers and thunderstorms. waves 2 to 4 feet. 
.monday night...southwest winds 15 to 20 knots. partly cloudy. waves
2 to 4 feet. 
.tuesday...southwest winds 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 10 to 15 knots. mostly sunny. waves
1 to 2 feet. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves
1 foot or less. 

$$

fzus53 kgrr 291823
nshgrr
expires:202608300800;;563759

nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz847-300800-
grand haven to whitehall mi-
223 pm edt sat aug 29 2026

...small craft advisory in effect from 2 am edt sunday through
sunday evening...

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

$$

fzus53 kgrr 291823
nshgrr
expires:202608300800;;563758

nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz848-300800-
whitehall to pentwater mi-
223 pm edt sat aug 29 2026

...small craft advisory in effect from 2 am edt sunday through
sunday evening...

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

$$

fzus53 kgrr 291823
nshgrr
expires:202608300800;;563757

nearshore marine forecast
national weather service grand rapids mi
223 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz849-300800-
pentwater to manistee mi-
223 pm edt sat aug 29 2026

...small craft advisory in effect from 2 am edt sunday through
sunday evening...

.through early evening...southwest winds 15 to 20 knots. cloudy with
a chance of rain showers. waves 2 to 4 feet. 
.tonight...south winds 10 to 20 knots. cloudy with a chance of rain
showers. waves 2 to 4 feet. 
.sunday...south winds 15 to 25 knots. mostly cloudy with a chance of
showers and thunderstorms. waves 3 to 5 feet. 
.sunday night...south winds 5 to 15 knots. mostly cloudy with a
chance of showers and thunderstorms. waves 3 to 5 feet subsiding to
1 to 3 feet after midnight. 
.monday...south winds 10 to 20 knots. partly sunny with a chance of
rain showers and a slight chance of thunderstorms. waves 2 to
4 feet. 
.monday night...southwest winds 10 to 20 knots. partly cloudy. waves
2 to 4 feet. 
.tuesday...southwest winds 5 to 15 knots. partly sunny. waves 1 to
3 feet. 
.wednesday...south winds 5 to 10 knots veering west 10 to 15 knots
early in the afternoon. partly sunny. waves around 1 foot. 
.thursday...north winds 5 to 15 knots. mostly sunny. waves 1 foot or
less. 

$$

fzus53 kiwx 291823
nshiwx
expires:202608300315;;563802

nearshore marine forecast
national weather service northern indiana
223 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-300315-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
223 pm edt sat aug 29 2026

.tonight...south winds 5 to 15 knots. a slight chance of showers
after midnight. a slight chance of showers and thunderstorms
late. waves 2 feet or less. 
.sunday...south winds 10 to 15 knots. gusts up to 25 knots. a
chance of showers with a slight chance of thunderstorms in the
morning. waves 2 feet or less. 
.sunday night...south winds around 10 knots. mostly cloudy. waves
2 feet or less. 
.monday...south winds around 10 knots. partly sunny. waves 1 foot
or less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 74 degrees and at michigan
city is 70 degrees.


$$

fzus53 klot 291509
nshlot
expires:202608292115;;556991

nearshore marine forecast
national weather service chicago/romeoville il
1009 am cdt sat aug 29 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>745-292115-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
1009 am cdt sat aug 29 2026

.rest of today...southwest winds 10 to 15 kt becoming south.
partly cloudy late in the morning, then becoming mostly cloudy.
waves 1 to 2 ft. 
.tonight...south winds 10 to 20 kt. a chance of sprinkles in the 
evening. waves 1 to 2 ft. 
.sunday...south winds 15 to 25 kt becoming southwest. slight 
chance of showers in the morning. waves 1 to 3 ft. 
.sunday night...south winds 10 to 15 kt. mostly cloudy. waves
1 to 2 ft.  

$$

fzus53 klot 291509
nshlot
expires:202608292115;;556990

nearshore marine forecast
national weather service chicago/romeoville il
1009 am cdt sat aug 29 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>742-292115-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
1009 am cdt sat aug 29 2026

.rest of today...southwest winds around 10 kt becoming south 
10 to 20 kt. slight chance of showers in the afternoon. waves 1 
to 3 ft.
.tonight...south winds 15 to 20 kt. slight chance of showers.
waves 1 to 3 ft building to 2 to 4 ft. 
.sunday...south winds 15 to 25 kt becoming southwest. chance of
showers and slight chance of thunderstorms in the morning. waves
2 to 4 ft subsiding to 1 to 3 ft in the afternoon. 
.sunday night...southwest winds 15 to 20 kt diminishing to 10 to
15 kt. slight chance of showers overnight. waves 1 to 3 ft. 

$$

fzus53 kmkx 291810
nshmkx
expires:202608292200;;563238

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz646-292200-
wind point wi to winthrop harbor il-
110 pm cdt sat aug 29 2026

.rest of today...south wind 10 to 15 knots. chance of showers.
waves around 1 foot. 
.tonight...south wind 10 to 15 knots becoming south 10 to
15 knots with gusts to around 20 knots in the late evening and
early morning, then rising to 15 to 20 knots with gusts to around
25 knots early in the morning. slight chance of showers through
around midnight, then chance of showers and slight chance of
thunderstorms after midnight. waves 1 to 2 feet building to 2 to
4 feet after midnight. 
.sunday...south wind 15 to 20 knots becoming southwest 10 to
15 knots in the afternoon. gusts up to 25 knots. chance of
thunderstorms in the morning. chance of showers through the day.
slight chance of thunderstorms in the afternoon. waves 2 to
4 feet. 
.sunday night...south wind 10 to 15 knots easing to 5 to 10 knots
in the late evening and early morning, then rising to 10 to
15 knots early in the morning. slight chance of showers and
thunderstorms. waves 1 to 2 feet. 

$$

fzus53 kmkx 291810
nshmkx
expires:202608292200;;563236

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz644-292200-
port washington to north point light wi-
110 pm cdt sat aug 29 2026

.rest of today...south wind 10 to 15 knots. chance of showers.
waves around 1 foot. 
.tonight...south wind 10 to 15 knots. gusts up to 20 knots.
slight chance of showers through around midnight, then chance of
showers and slight chance of thunderstorms after midnight. waves
1 to 2 feet building to 2 to 4 feet after midnight. 
.sunday...south wind 10 to 15 knots veering southwest late in the
afternoon. gusts up to 20 knots. chance of showers and slight
chance of thunderstorms. waves 2 to 4 feet. 
.sunday night...south wind 5 to 15 knots backing southeast 5 to
10 knots in the late evening and early morning, then veering
south early in the morning. slight chance of showers through
around midnight. slight chance of thunderstorms through the
night. chance of showers after midnight. waves 2 to 4 feet
subsiding to 1 to 2 feet in the late evening and overnight. 

$$

fzus53 kmkx 291810
nshmkx
expires:202608292200;;563235

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz643-292200-
sheboygan to port washington wi-
110 pm cdt sat aug 29 2026

.rest of today...south wind 10 to 15 knots. chance of showers.
waves around 1 foot. 
.tonight...southeast wind 10 to 20 knots veering south 15 to
20 knots in the late evening and early morning, then becoming
10 to 20 knots early in the morning. slight chance of showers
through around midnight, then chance of showers and slight chance
of thunderstorms after midnight. waves 1 to 2 feet building to
3 to 4 feet in the late evening and overnight. 
.sunday...south wind 10 to 15 knots with gusts to around 20 knots
becoming south 10 to 15 knots late in the afternoon. chance of
showers in the morning. slight chance of thunderstorms through
the day. slight chance of showers in the afternoon. waves 3 to
4 feet. 
.sunday night...south wind 5 to 10 knots backing southeast late
in the evening, then becoming southeast 5 to 10 knots after
midnight becoming south 10 to 15 knots early in the morning.
chance of showers and slight chance of thunderstorms after
midnight. waves 3 to 4 feet subsiding to 1 to 3 feet early in the
morning. 

$$

fzus53 kmkx 291810
nshmkx
expires:202608292200;;563237

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz645-292200-
north point light to wind point wi-
110 pm cdt sat aug 29 2026

.rest of today...south wind 10 to 15 knots. chance of showers.
waves around 1 foot. 
.tonight...south wind 10 to 15 knots rising to 15 to 20 knots
late in the evening, then becoming south 15 to 20 knots after
midnight. slight chance of showers through around midnight, then
chance of showers and slight chance of thunderstorms after
midnight. waves 1 to 2 feet building to 2 to 4 feet in the late
evening and overnight. 
.sunday...south wind 15 to 20 knots becoming southwest 10 to
15 knots in the afternoon. chance of thunderstorms in the
morning. chance of showers through the day. slight chance of
thunderstorms in the afternoon. waves 2 to 4 feet. 
.sunday night...south wind 10 to 15 knots easing to 5 to 10 knots
in the late evening and early morning, then rising to 10 to
15 knots early in the morning. slight chance of showers through
around midnight. slight chance of thunderstorms through the
night. chance of showers after midnight. waves 1 to 2 feet. 

$$