fzus53 kapx 260211
nshapx
expires:202608261015;;365600

nearshore marine forecast
national weather service gaylord mi
1011 pm edt tue aug 25 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.


lmz346-261015-
manistee to point betsie mi-
1011 pm edt tue aug 25 2026

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

.overnight...south wind 10 to 15 knots with gusts to around
25 knots. showers and slight chance of thunderstorms, especially 
after midnight. waves 2 to 3 feet building to 2 to 4 feet after 
midnight. 
.wednesday...southwest wind 15 to 20 knots. showers likely and a
chance of thunderstorms. waves 3 to 5 feet. 
.wednesday night...northwest wind 10 to 15 knots. mostly cloudy.
waves 2 to 3 feet. 
.thursday...north wind 10 to 15 knots. mostly sunny. 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 260254
nshgrb
expires:202608261000;;366558

nearshore marine forecast
national weather service green bay wi
954 pm cdt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-261000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
954 pm cdt tue aug 25 2026

...small craft advisory in effect until 4 am cdt wednesday...

.rest of tonight...s wind 10 to 20 kts. waves 3 to 5 ft. a slight
chance of showers early in the evening, then showers likely and a
chance of thunderstorms after midnight. 
.wednesday...sw wind 10 to 15 kts veering w early in the
afternoon. waves 3 to 5 ft subsiding to 1 to 3 ft in the
afternoon. a slight chance of showers and thunderstorms. 
.wednesday night...nw wind 10 to 15 kts. waves 2 ft or less.
mostly clear. 
.thursday...n wind 10 to 15 kts veering ne 5 to 10 kts early in
the afternoon. waves 2 ft or less. mostly sunny.  

$$

fzus53 kgrr 260008
nshgrr
expires:202608260800;;361188

nearshore marine forecast
national weather service grand rapids mi
808 pm edt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz847-260800-
grand haven to whitehall mi-
808 pm edt tue aug 25 2026

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

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

$$

fzus53 kgrr 260008
nshgrr
expires:202608260800;;361187

nearshore marine forecast
national weather service grand rapids mi
808 pm edt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz848-260800-
whitehall to pentwater mi-
808 pm edt tue aug 25 2026

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

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

$$

fzus53 kgrr 260008
nshgrr
expires:202608260800;;361186

nearshore marine forecast
national weather service grand rapids mi
808 pm edt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz849-260800-
pentwater to manistee mi-
808 pm edt tue aug 25 2026

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

.through early evening...south winds 15 to 20 knots. mostly sunny.
waves 1 to 3 feet. 
.tonight...south winds 15 to 25 knots. partly cloudy. a chance of
rain showers and a slight chance of thunderstorms after midnight.
waves 2 to 4 feet building to 3 to 5 feet after midnight. 
.wednesday...southwest winds 15 to 25 knots. partly sunny with a
chance of rain showers and a slight chance of thunderstorms. waves
4 to 6 feet. 
.wednesday night...west winds 10 to 15 knots veering northwest in
the late evening and overnight. partly cloudy with a slight chance
of showers and thunderstorms. waves 3 to 5 feet subsiding to 1 to
3 feet in the late evening and overnight. 
.thursday...north winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday night...northeast winds 5 to 15 knots. mostly clear. waves
1 to 3 feet. 
.friday...northeast winds 5 to 15 knots backing north early in the
afternoon. sunny. waves around 1 foot. 
.saturday...south winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.sunday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 5 to 7 feet building to 6 to 8 feet early in the
afternoon. 

$$

fzus53 kgrr 260008
nshgrr
expires:202608260800;;361191

nearshore marine forecast
national weather service grand rapids mi
808 pm edt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz844-260800-
st joseph to south haven mi-
808 pm edt tue aug 25 2026

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

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

$$

fzus53 kgrr 260008
nshgrr
expires:202608260800;;361190

nearshore marine forecast
national weather service grand rapids mi
808 pm edt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz845-260800-
south haven to holland mi-
808 pm edt tue aug 25 2026

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

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

$$

fzus53 kgrr 260008
nshgrr
expires:202608260800;;361189

nearshore marine forecast
national weather service grand rapids mi
808 pm edt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz846-260800-
holland to grand haven mi-
808 pm edt tue aug 25 2026

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

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

$$

fzus53 kiwx 260241
nshiwx
expires:202608260815;;366254

nearshore marine forecast
national weather service northern indiana
1041 pm edt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz046-260815-
michigan city in to new buffalo mi-
1041 pm edt tue aug 25 2026

.overnight...south winds 5 to 10 knots. partly cloudy.
waves 1 foot or less. 
.wednesday...south winds 5 to 15 knots becoming southwest. a
chance of showers and thunderstorms in the afternoon. waves
2 feet or less. 
.wednesday night...west winds 5 to 10 knots becoming northwest. a
chance of showers and thunderstorms in the evening. waves 1 to
2 feet. 
.thursday...northwest winds around 10 knots becoming north.
sunny. waves around 2 feet. 

winds and waves higher in and near thunderstorms.

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


$$

fzus53 kiwx 260241
nshiwx
expires:202608260815;;366255

nearshore marine forecast
national weather service northern indiana
1041 pm edt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz043-260815-
new buffalo mi to st joseph mi-
1041 pm edt tue aug 25 2026

.overnight...south winds 5 to 10 knots. partly cloudy.
waves 1 foot or less. 
.wednesday...south winds 10 to 15 knots becoming southwest. a
chance of showers and thunderstorms in the afternoon. waves 1 to
3 feet. 
.wednesday night...west winds 5 to 10 knots becoming northwest. a
chance of showers and thunderstorms in the evening. waves 1 to
2 feet. 
.thursday...northwest winds around 10 knots becoming north.
sunny. waves 2 to 3 feet. 

winds and waves higher in and near thunderstorms.

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

$$

fzus53 klot 260250
nshlot
expires:202608260930;;366377

nearshore marine forecast
national weather service chicago/romeoville il
950 pm cdt tue aug 25 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>742-260930-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
950 pm cdt tue aug 25 2026

.rest of tonight...south winds 10 to 15 kt. chance of showers and
slight chance of thunderstorms after midnight. waves 1 to 3 ft. 
.wednesday...southwest winds 15 to 20 kt becoming west in the
afternoon. chance of showers and slight chance of thunderstorms.
waves 1 to 3 ft. 
.wednesday night...northwest winds 10 to 15 kt. mostly clear.
waves 1 to 2 ft. 
.thursday...northwest winds around 10 kt becoming northeast in
the afternoon. mostly sunny. waves 1 to 2 ft.  

$$

fzus53 klot 260250
nshlot
expires:202608260930;;366378

nearshore marine forecast
national weather service chicago/romeoville il
950 pm cdt tue aug 25 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>745-260930-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
950 pm cdt tue aug 25 2026

.rest of tonight...southeast winds 10 to 15 kt. slight chance of
showers and thunderstorms after midnight. waves 1 to 2 ft. 
.wednesday...southwest winds 10 to 20 kt in the morning. chance 
of showers and thunderstorms. waves 1 to 3 ft. 
.wednesday night...west winds 10 to 15 kt becoming northwest.
slight chance of showers and thunderstorms in the evening. waves
1 to 3 ft. 
.thursday...northwest winds 10 to 15 kt becoming north in the
afternoon. mostly sunny. waves 1 to 3 ft building to 2 to 4 ft.  

$$

fzus53 kmkx 260410
nshmkx
expires:202608261000;;369298

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz643-261000-
sheboygan to port washington wi-
1110 pm cdt tue aug 25 2026

.rest of tonight...southwest wind 15 to 20 knots. chance of
showers and slight chance of thunderstorms through the night.
waves 2 to 4 feet. 
.wednesday...southwest wind 15 to 20 knots becoming west 10 to
15 knots in the afternoon. chance of showers and thunderstorms in
the morning. waves 3 to 4 feet subsiding to 1 to 2 feet in the
afternoon. 
.wednesday night...northwest wind 10 to 15 knots with gusts to
around 20 knots becoming northwest 10 to 15 knots in the late
evening and overnight. mostly clear. waves around 1 foot. 
.thursday...northwest wind 10 to 15 knots veering north late in
the morning, then becoming northeast 5 to 10 knots in the
afternoon. sunny. waves around 1 foot. 

$$

fzus53 kmkx 260410
nshmkx
expires:202608261000;;369299

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz644-261000-
port washington to north point light wi-
1110 pm cdt tue aug 25 2026

.rest of tonight...southwest wind 10 to 15 knots rising to 15 to
20 knots early in the morning. chance of showers and slight
chance of thunderstorms through the night. waves 1 to 2 feet. 
.wednesday...southwest wind 15 to 20 knots becoming west 10 to
15 knots in the afternoon. chance of showers and slight chance of
thunderstorms in the morning. slight chance of showers in the
afternoon. waves 1 to 2 feet. 
.wednesday night...northwest wind 10 to 15 knots with gusts to
around 20 knots becoming northwest 10 to 15 knots after midnight.
mostly clear. waves around 1 foot. 
.thursday...northwest wind 10 to 15 knots veering north late in
the morning, then becoming northeast 5 to 10 knots in the
afternoon. sunny. waves around 1 foot. 

$$

fzus53 kmkx 260410
nshmkx
expires:202608261000;;369300

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz645-261000-
north point light to wind point wi-
1110 pm cdt tue aug 25 2026

.rest of tonight...south wind 10 to 15 knots becoming southwest
15 to 20 knots early in the morning. chance of showers and slight
chance of thunderstorms through the night. waves 1 to 2 feet. 
.wednesday...southwest wind 15 to 20 knots becoming west 10 to
15 knots in the afternoon. chance of showers and slight chance of
thunderstorms. waves 1 to 2 feet. 
.wednesday night...northwest wind 10 to 15 knots. chance of
showers and slight chance of thunderstorms through around
midnight. waves around 1 foot. 
.thursday...northwest wind 10 to 15 knots veering north late in
the morning, then veering northeast early in the afternoon easing
to 5 to 10 knots late in the afternoon. sunny. waves around
1 foot. 

$$

fzus53 kmkx 260410
nshmkx
expires:202608261000;;369301

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt tue aug 25 2026

for waters within five nautical miles of shore on lake michigan


lmz646-261000-
wind point wi to winthrop harbor il-
1110 pm cdt tue aug 25 2026

.rest of tonight...south wind 10 to 15 knots veering southwest
10 to 20 knots early in the morning. chance of showers through
the night. slight chance of thunderstorms early in the morning.
waves 1 to 2 feet. 
.wednesday...southwest wind 15 to 20 knots easing to 10 to
15 knots with gusts to around 20 knots late in the morning, then
veering west early in the afternoon becoming west 10 to 15 knots
late in the afternoon. chance of showers and slight chance of
thunderstorms. waves 1 to 2 feet. 
.wednesday night...northwest wind 10 to 15 knots. chance of
showers and slight chance of thunderstorms through around
midnight. waves around 1 foot. 
.thursday...northwest wind 10 to 15 knots veering north late in
the morning, then becoming north 10 to 15 knots early in the
afternoon becoming northeast 5 to 10 knots late in the afternoon.
sunny. waves around 1 foot. 

$$