fzus53 kapx 300655
nshapx
expires:202608301500;;594078

nearshore marine forecast
national weather service gaylord mi
255 am edt sun aug 30 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.


lmz346-301500-
manistee to point betsie mi-
255 am edt sun aug 30 2026

.today...south wind 10 to 15 knots. showers early in the morning,
then showers likely in the morning. chance of showers and slight
chance of thunderstorms in the afternoon. waves 2 feet or less
building to 2 to 3 feet in the morning. 
.tonight...southeast wind 5 to 10 knots. patchy fog. chance of
showers and slight chance of thunderstorms. waves 2 to 3 feet. 
.monday...south wind 10 to 15 knots. patchy fog. chance of
showers. waves 2 to 4 feet. 
.monday night...south wind 10 to 15 knots. mostly cloudy. waves
2 to 4 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 301108
nshgrb
expires:202608301600;;603783

nearshore marine forecast
national weather service green bay wi
608 am cdt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-301600-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
608 am cdt sun aug 30 2026

...small craft advisory in effect until 5 pm cdt this afternoon...

.today...s wind 10 to 15 kts. waves 3 to 5 ft. a chance of
showers. a slight chance of thunderstorms in the afternoon. 
.tonight...se wind 10 to 15 kts. waves 2 to 4 ft. a chance of
showers and thunderstorms. patchy fog after midnight. 
.monday...s wind 10 to 15 kts. waves 2 to 4 ft. a chance of
showers and thunderstorms in the morning. 
.monday night...sw wind 5 to 10 kts veering w after midnight.
waves 2 to 4 ft. partly cloudy in the evening then becoming
mostly cloudy.  

$$

fzus53 kgrr 301106
nshgrr
expires:202608302000;;603475

nearshore marine forecast
national weather service grand rapids mi
705 am edt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz849-302000-
pentwater to manistee mi-
705 am edt sun aug 30 2026

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

.today...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. 
.tonight...south winds 10 to 20 knots. mostly cloudy with a chance
of showers and thunderstorms. waves 3 to 5 feet subsiding to 2 to
4 feet after midnight. 
.monday...south winds 15 to 25 knots. partly sunny with a chance of
showers and thunderstorms. waves 1 to 3 feet building to 3 to 5 feet
in the late morning and afternoon. 
.monday night...south winds 15 to 25 knots becoming southwest 5 to
15 knots after midnight. partly cloudy. waves 3 to 5 feet. 
.tuesday...south winds 5 to 15 knots. partly sunny. waves 1 to
3 feet. 
.wednesday...west winds 5 to 10 knots backing south in the late
morning and early afternoon, then veering northwest early in the
afternoon. partly sunny with a chance of showers and thunderstorms.
waves around 1 foot. 
.thursday...northeast winds 5 to 10 knots backing north 10 to
15 knots early in the afternoon. mostly sunny. waves 1 foot or less.

$$

fzus53 kgrr 301106
nshgrr
expires:202608302000;;603480

nearshore marine forecast
national weather service grand rapids mi
705 am edt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz844-302000-
st joseph to south haven mi-
705 am edt sun aug 30 2026

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

.today...south winds 10 to 20 knots. rain showers likely and a
chance of thunderstorms in the morning, then a chance of rain
showers and a slight chance of thunderstorms in the afternoon. waves
2 to 4 feet. 
.tonight...south winds 10 to 15 knots. mostly cloudy with a slight
chance of showers and thunderstorms. waves 1 to 3 feet. 
.monday...south winds 15 to 20 knots. partly sunny. waves 1 to
3 feet. 
.monday night...southwest winds 10 to 15 knots. partly cloudy. waves
1 to 2 feet. 
.tuesday...southwest winds 5 to 15 knots. partly sunny. waves around
1 foot. 
.wednesday...southwest winds around 10 knots. mostly sunny. waves
1 foot or less. 
.thursday...southwest winds around 10 knots veering northwest in the
late morning and afternoon. mostly sunny. waves around 1 foot. 

$$

fzus53 kgrr 301106
nshgrr
expires:202608302000;;603479

nearshore marine forecast
national weather service grand rapids mi
705 am edt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz845-302000-
south haven to holland mi-
705 am edt sun aug 30 2026

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

.today...south winds 15 to 20 knots. rain showers likely and a
chance of thunderstorms in the morning, then a chance of rain
showers and a slight chance of thunderstorms in the afternoon. waves
3 to 5 feet. 
.tonight...south winds 10 to 20 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 with a slight
chance of showers and thunderstorms. waves 1 to 3 feet building to
2 to 4 feet in the late morning and afternoon. 
.monday night...southwest winds 15 to 20 knots. partly cloudy. waves
2 to 4 feet. 
.tuesday...southwest winds 10 to 15 knots. partly sunny with a
slight chance of showers and thunderstorms. 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 becoming around 10 knots
in the late morning and afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 301106
nshgrr
expires:202608302000;;603478

nearshore marine forecast
national weather service grand rapids mi
705 am edt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz846-302000-
holland to grand haven mi-
705 am edt sun aug 30 2026

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

.today...south winds 15 to 25 knots. rain showers and a chance of
thunderstorms in the morning, then a slight chance of showers and
thunderstorms in the afternoon. waves 3 to 5 feet. 
.tonight...south winds 10 to 20 knots. mostly 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. 
.monday...south winds 15 to 20 knots. mostly cloudy 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...southwest winds 15 to 20 knots. partly cloudy. waves
2 to 4 feet. 
.tuesday...southwest winds 10 to 15 knots. partly sunny with a
chance of showers and thunderstorms. waves 1 to 3 feet. 
.wednesday...southwest winds 10 to 15 knots. partly sunny. waves
1 to 2 feet. 
.thursday...east winds around 10 knots backing northwest early in
the afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 301106
nshgrr
expires:202608302000;;603477

nearshore marine forecast
national weather service grand rapids mi
705 am edt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz847-302000-
grand haven to whitehall mi-
705 am edt sun aug 30 2026

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

.today...south winds 15 to 25 knots. rain showers and a chance of
thunderstorms in the morning, then a chance of rain showers and a
slight chance of thunderstorms in the afternoon. waves 4 to 6 feet. 
.tonight...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 3 to
5 feet. 
.monday night...southwest winds 10 to 20 knots. partly cloudy. waves
3 to 5 feet. 
.tuesday...south winds 10 to 15 knots. partly sunny with a chance of
showers and thunderstorms. waves 1 to 3 feet. 
.wednesday...southwest winds 10 to 15 knots. partly sunny. waves
1 to 2 feet. 
.thursday...northeast winds around 10 knots backing northwest early
in the afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kgrr 301106
nshgrr
expires:202608302000;;603476

nearshore marine forecast
national weather service grand rapids mi
705 am edt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz848-302000-
whitehall to pentwater mi-
705 am edt sun aug 30 2026

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

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

$$

fzus53 kiwx 300757
nshiwx
expires:202608301415;;596256

nearshore marine forecast
national weather service northern indiana
357 am edt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz046-301415-
michigan city in to new buffalo mi-
357 am edt sun aug 30 2026

.today...south winds 10 to 20 knots becoming southwest. scattered
showers with isolated thunderstorms through early afternoon, then
isolated showers late. waves 2 feet or less. 
.tonight...south winds 5 to 10 knots. isolated showers in the
evening. waves 2 feet or less. 
.monday...south winds 5 to 10 knots. partly sunny. waves 1 foot
or less. 
.monday night...south winds 5 to 10 knots becoming southwest.
partly cloudy. 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 kiwx 300757
nshiwx
expires:202608301415;;596257

nearshore marine forecast
national weather service northern indiana
357 am edt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz043-301415-
new buffalo mi to st joseph mi-
357 am edt sun aug 30 2026

.today...south winds 10 to 20 knots becoming southwest. gusts up 
to 25 knots. scattered showers with isolated thunderstorms through
early afternoon, then isolated showers late. waves 1 to 3 feet. 
.tonight...south winds 5 to 10 knots. a slight chance of showers
in the evening. waves 2 feet or less. 
.monday...south winds 5 to 10 knots. partly sunny. waves 2 feet
or less. 
.monday night...south winds 5 to 10 knots becoming southwest.
partly cloudy. 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 300801
nshlot
expires:202608301530;;596508

nearshore marine forecast
national weather service chicago/romeoville il
301 am cdt sun aug 30 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>745-301530-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
301 am cdt sun aug 30 2026

.today...south winds 15 to 25 kt. chance of showers and slight 
chance of thunderstorms. waves 1 to 3 ft. 
.tonight...south winds 10 to 15 kt. mostly cloudy. waves 1 to
2 ft. 
.monday...southwest winds 10 to 15 kt becoming south. mostly
cloudy. waves 1 to 2 ft. 
.monday night...south winds 10 to 15 kt becoming southwest.
mostly cloudy. waves 1 to 2 ft. 

$$

fzus53 klot 300801
nshlot
expires:202608301530;;596507

nearshore marine forecast
national weather service chicago/romeoville il
301 am cdt sun aug 30 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>742-301530-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
301 am cdt sun aug 30 2026

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

.today...southwest winds 20 to 25 kt becoming south 15 to 20 kt in
the afternoon. chance of showers and thunderstorms. waves 1 to 3 
ft. 
.tonight...south winds 10 to 15 kt. chance of showers and slight
chance of thunderstorms. waves 1 to 2 ft.
.monday...southwest winds 10 to 15 kt. mostly cloudy. waves 1 to
2 ft. 
.monday night...southwest winds 10 to 15 kt. slight chance of
showers overnight. waves 1 to 2 ft.  

$$

fzus53 kmkx 301010
nshmkx
expires:202608301600;;601826

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz645-301600-
north point light to wind point wi-
510 am cdt sun aug 30 2026

...small craft advisory in effect until 1 pm cdt this afternoon...

.today...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. 
.tonight...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 with gusts
to around 20 knots late in the afternoon. chance of showers and
slight chance of thunderstorms in the morning. waves 1 to 2 feet.
.monday night...southwest wind 10 to 15 knots easing to 5 to
10 knots after midnight, then becoming southwest 5 to 10 knots
early in the morning. slight chance of showers and thunderstorms
after midnight. waves around 1 foot. 

$$

fzus53 kmkx 301010
nshmkx
expires:202608301600;;601824

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz643-301600-
sheboygan to port washington wi-
510 am cdt sun aug 30 2026

...small craft advisory in effect until 5 pm cdt this afternoon...

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

$$

fzus53 kmkx 301010
nshmkx
expires:202608301600;;601825

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz644-301600-
port washington to north point light wi-
510 am cdt sun aug 30 2026

...small craft advisory in effect until 5 pm cdt this afternoon...

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

$$

fzus53 kmkx 301010
nshmkx
expires:202608301600;;601827

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 am cdt sun aug 30 2026

for waters within five nautical miles of shore on lake michigan


lmz646-301600-
wind point wi to winthrop harbor il-
510 am cdt sun aug 30 2026

...small craft advisory in effect until 1 pm cdt this afternoon...

.today...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. 
.tonight...south wind 10 to 15 knots. slight chance of showers
and thunderstorms. waves 1 to 2 feet. 
.monday...southwest wind 10 to 15 knots. chance of showers and
slight chance of thunderstorms in the morning. waves 1 to 2 feet.
.monday night...southwest wind 10 to 15 knots easing to 5 to
10 knots after midnight, then becoming southwest 5 to 10 knots
early in the morning. slight chance of showers and thunderstorms
after midnight. waves around 1 foot. 

$$