fzus53 kapx 300127
nshapx
expires:202608300930;;581508

nearshore marine forecast
national weather service gaylord mi
927 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.


lmz346-300930-
manistee to point betsie mi-
927 pm edt sat aug 29 2026

.overnight...south wind 10 to 15 knots. scattered showers early
in the evening, then showers after midnight. waves 2 feet or
less. 
.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 to 3 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 300358
nshgrb
expires:202608301000;;585726

nearshore marine forecast
national weather service green bay wi
1058 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-301000-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1058 pm cdt sat aug 29 2026

.rest of tonight...s wind 10 to 15 kts. waves 2 to 4 ft. a chance
of showers. a slight chance of thunderstorms after midnight. 
.sunday...s wind 10 to 15 kts backing se early in the afternoon.
waves 2 to 4 ft. a chance of showers and a slight chance of
thunderstorms. 
.sunday night...se wind 10 to 15 kts. waves 2 to 4 ft subsiding
to 1 to 3 ft after midnight. a chance of showers. 
.monday...s wind 10 to 15 kts. waves 1 to 3 ft building to 2 to
4 ft in the afternoon. a chance of thunderstorms in the morning.
a chance of showers.  

$$

fzus53 kgrr 300306
nshgrr
expires:202608300900;;584014

nearshore marine forecast
national weather service grand rapids mi
1106 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz846-300900-
holland to grand haven mi-
1106 pm edt sat aug 29 2026

...small craft advisory in effect through sunday evening...

.rest of tonight...south winds 15 to 20 knots. cloudy with a chance
of rain showers and a slight chance of thunderstorms. waves 1 to
2 feet building to 2 to 4 feet after midnight. 
.sunday...south winds 20 to 25 knots. mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves 3 to
5 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 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 1 to
3 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 to
2 feet. 

$$

fzus53 kgrr 300306
nshgrr
expires:202608300900;;584016

nearshore marine forecast
national weather service grand rapids mi
1106 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz844-300900-
st joseph to south haven mi-
1106 pm edt sat aug 29 2026

...small craft advisory in effect through sunday evening...

.rest of tonight...south winds 10 to 20 knots. mostly cloudy with a
slight chance of showers and thunderstorms. waves 1 to 2 feet. 
.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 with a
slight chance of rain showers. waves 1 to 3 feet. 
.monday...south winds around 15 knots. partly sunny. waves 1 to
2 feet. 
.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
around 1 foot. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
3 feet. 

$$

fzus53 kgrr 300306
nshgrr
expires:202608300900;;584015

nearshore marine forecast
national weather service grand rapids mi
1106 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz845-300900-
south haven to holland mi-
1106 pm edt sat aug 29 2026

...small craft advisory in effect through sunday evening...

.rest of tonight...south winds 15 to 20 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 3 feet. 
.sunday...south winds 15 to 25 knots. mostly cloudy with a chance of
rain showers and a slight chance of thunderstorms. waves 3 to
5 feet. 
.sunday night...south winds around 15 knots. mostly cloudy with a
slight chance of showers and thunderstorms. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight. 
.monday...south winds 15 to 20 knots. mostly cloudy. waves 2 to
4 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
1 to 2 feet. 
.thursday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
3 feet. 

$$

fzus53 kgrr 300306
nshgrr
expires:202608300900;;584013

nearshore marine forecast
national weather service grand rapids mi
1106 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz847-300900-
grand haven to whitehall mi-
1106 pm edt sat aug 29 2026

...small craft advisory in effect through sunday evening...

.rest of tonight...south winds 15 to 25 knots. cloudy with a chance
of showers and thunderstorms. waves 2 to 4 feet building to 3 to
5 feet after midnight. 
.sunday...south winds 15 to 25 knots. rain showers likely and a
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 2 to 4 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 building to
3 to 5 feet in the late morning and afternoon. 
.monday night...southwest winds 15 to 20 knots. partly cloudy. waves
3 to 5 feet subsiding to 2 to 4 feet after midnight. 
.tuesday...southwest winds 10 to 15 knots. partly sunny. waves 1 to
3 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 around
1 foot. 

$$

fzus53 kgrr 300306
nshgrr
expires:202608300900;;584012

nearshore marine forecast
national weather service grand rapids mi
1106 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz848-300900-
whitehall to pentwater mi-
1106 pm edt sat aug 29 2026

...small craft advisory in effect through sunday evening...

.rest of tonight...south winds 15 to 25 knots. cloudy with a chance
of showers and thunderstorms. waves 2 to 4 feet building to 3 to
5 feet after midnight. 
.sunday...south winds 15 to 25 knots. rain showers likely and a
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 2 to 4 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 subsiding to 2 to 4 feet after midnight. 
.tuesday...southwest winds 10 to 15 knots. partly sunny. waves 1 to
3 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 around
1 foot. 

$$

fzus53 kgrr 300306
nshgrr
expires:202608300900;;584011

nearshore marine forecast
national weather service grand rapids mi
1106 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz849-300900-
pentwater to manistee mi-
1106 pm edt sat aug 29 2026

...small craft advisory in effect through sunday evening...

.rest of tonight...south winds 10 to 20 knots. cloudy with a chance
of showers and thunderstorms. 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
chance of thunderstorms. waves 3 to 5 feet. 
.sunday night...south winds 5 to 15 knots. mostly cloudy with a
chance of rain showers and a slight chance of 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 1 to 3 feet
building to 3 to 5 feet in the late morning and afternoon. 
.monday night...southwest winds 10 to 20 knots. partly cloudy. waves
3 to 5 feet subsiding to 2 to 4 feet after midnight. 
.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 around
1 foot. 

$$

fzus53 kiwx 300255
nshiwx
expires:202608300815;;583499

nearshore marine forecast
national weather service northern indiana
1055 pm edt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-300815-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
1055 pm edt sat aug 29 2026

.overnight...south winds 5 to 15 knots. a slight chance of
showers, then 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 1 to 3 feet. 
.sunday night...south winds 5 to 10 knots. a slight chance of
showers in the evening. waves 2 feet or less. 
.monday...south winds around 10 knots. partly sunny. waves 2 feet
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 300233
nshlot
expires:202608301445;;583117

nearshore marine forecast
national weather service chicago/romeoville il
933 pm 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>742-301445-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
933 pm cdt sat aug 29 2026

.rest of tonight...south winds 15 to 20 kt. slight chance of
a shower or thunderstorm after midnight. waves 1 to 3 ft building
to 2 to 4 ft. 
.sunday...south winds 15 to 25 kt becoming southwest. scattered 
showers and a slight chance of thunderstorms. waves 2 to 4 ft 
subsiding to 1 to 3 ft. 
.sunday night...southwest winds 10 to 15 kt. slight chance of 
showers and thunderstorms in the evening and again late. waves 1 
to 2 ft.
.monday...southwest winds 10 to 20 kt. mostly cloudy. waves 1 to 
2 ft. 

$$

fzus53 klot 300233
nshlot
expires:202608301445;;583118

nearshore marine forecast
national weather service chicago/romeoville il
933 pm 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>745-301445-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
933 pm cdt sat aug 29 2026

.rest of tonight...south winds 10 to 20 kt. slight chance of a 
shower or thunderstorm after midnight. waves 1 to 2 ft. 
.sunday...south winds 15 to 25 kt becoming southwest. scattered 
showers and slight chance of thunderstorms in the morning, then 
isolated showers and a slight chance of thunderstorms in the 
afternoon. waves 1 to 3 ft.
.sunday night...south winds 10 to 15 kt. mostly cloudy. waves
1 to 2 ft. 
.monday...south winds 10 to 20 kt. mostly cloudy. waves 1 to 2 
ft. 

$$

fzus53 kmkx 300410
nshmkx
expires:202608301000;;586544

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz643-301000-
sheboygan to port washington wi-
1110 pm cdt sat aug 29 2026

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

$$

fzus53 kmkx 300410
nshmkx
expires:202608301000;;586546

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz645-301000-
north point light to wind point wi-
1110 pm cdt sat aug 29 2026

...small craft advisory in effect through sunday afternoon...

.rest of tonight...south wind 15 to 20 knots. slight chance of
showers and thunderstorms after midnight, then chance of showers
and thunderstorms early in the morning. waves 2 to 4 feet. 
.sunday...south wind 15 to 20 knots veering southwest early in
the afternoon, then easing to 10 to 15 knots late 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. slight chance of
showers and thunderstorms after midnight. waves 1 to 2 feet. 
.monday...south wind 10 to 15 knots veering southwest late in the
afternoon. slight chance of thunderstorms in the morning. slight
chance of showers through the day. waves 1 to 2 feet. 

$$

fzus53 kmkx 300410
nshmkx
expires:202608301000;;586545

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt sat aug 29 2026

for waters within five nautical miles of shore on lake michigan


lmz644-301000-
port washington to north point light wi-
1110 pm cdt sat aug 29 2026

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

$$

fzus53 kmkx 300210
nshmkx
expires:202608301000;;582789

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

for waters within five nautical miles of shore on lake michigan


lmz646-301000-
wind point wi to winthrop harbor il-
910 pm cdt sat aug 29 2026

.rest of tonight...south wind 15 to 20 knots. slight chance of
showers and thunderstorms after midnight. chance of showers and
thunderstorms early in the morning. waves 2 to 4 feet. 
.sunday...south wind 15 to 20 knots veering southwest with gusts
to around 25 knots in the late morning and early afternoon, then
easing to 10 to 15 knots late 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. slight chance of
showers and thunderstorms. waves 1 to 2 feet. 
.monday...southwest wind 10 to 15 knots backing south in the late
morning and afternoon. slight chance of thunderstorms in the
morning. slight chance of showers through the day. waves 1 to
2 feet. 

$$