fzus53 kapx 191759
nshapx
expires:202509200200;;262387

nearshore marine forecast
national weather service gaylord mi
159 pm edt fri sep 19 2025

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.


lmz346-200200-
manistee to point betsie mi-
159 pm edt fri sep 19 2025

.tonight...east wind 15 to 20 knots. slight chance of showers and
thunderstorms early in the evening, then chance of showers and
thunderstorms after midnight. waves 2 feet or less. 
.saturday...southeast wind 5 to 10 knots. chance of showers and
slight chance of thunderstorms. waves 2 feet or less. 
.saturday night...southeast wind 5 to 10 knots. showers and a
chance of thunderstorms. waves 2 feet or less. 
.sunday...south wind 5 to 10 knots. showers likely. 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 192127
nshgrb
expires:202509200100;;271756

nearshore marine forecast
national weather service green bay wi
426 pm cdt fri sep 19 2025

for waters within five nautical miles of the shore on lake michigan


lmz542-543-200100-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
426 pm cdt fri sep 19 2025

...small craft advisory in effect from 1 am cdt saturday through
saturday afternoon...

.rest of this afternoon...ne wind 10 to 20 kts. partly sunny.
waves 1 to 3 ft. 
.tonight...e wind 10 to 20 kts veering se after midnight. gusts
to around 25 kts. a chance of light showers and thunderstorms.
waves 2 to 4 ft building to 3 to 5 ft after midnight. 
.saturday...se wind 10 to 20 kts. gusts to around 25 kts. a
chance of light showers in the morning. a chance of
thunderstorms. light showers likely in the afternoon. waves 3 to
5 ft. 
.saturday night...se wind 5 to 10 kts. light showers likely and a
chance of thunderstorms. waves 1 to 3 ft. 
.sunday...s wind 5 to 10 kts. a chance of light showers. waves
1 to 3 ft. 

$$

fzus53 kgrr 192005
nshgrr
expires:202509200800;;268022

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz844-200800-
st joseph to south haven mi-
405 pm edt fri sep 19 2025

.through early evening...north winds 10 to 15 knots. sunny. waves
less than 1 foot. 
.tonight...northeast winds 10 to 20 knots veering east in the late
evening and overnight. partly cloudy in the evening, then mostly
cloudy with a slight chance of showers and thunderstorms after
midnight. waves around 1 foot. 
.saturday...southeast winds 10 to 15 knots veering south early in
the afternoon. partly sunny with a chance of showers and
thunderstorms. waves 1 foot or less. 
.saturday night...southeast winds 10 to 15 knots. rain showers
likely and a chance of thunderstorms. waves 1 foot or less. 
.sunday...southeast winds 10 to 15 knots veering southwest in the
late morning and afternoon. rain showers likely and a chance of
thunderstorms. waves 1 foot or less. 
.sunday night...southwest winds 10 to 15 knots. partly cloudy with
rain showers likely. waves 1 foot or less. 
.monday...southwest winds 10 to 15 knots. partly sunny with a chance
of rain showers. waves around 1 foot. 
.tuesday...west winds 5 to 10 knots veering northwest 10 to 15 knots
in the late morning and afternoon. mostly cloudy with a chance of
rain showers. waves 1 foot or less. 
.wednesday...northeast winds 10 to 15 knots. partly sunny. waves
around 1 foot. 

$$

fzus53 kgrr 192005
nshgrr
expires:202509200800;;268017

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz849-200800-
pentwater to manistee mi-
405 pm edt fri sep 19 2025

...small craft advisory in effect from 11 pm edt this evening
through saturday morning...

.through early evening...north winds 5 to 15 knots. sunny. waves
around 1 foot. 
.tonight...northeast winds 10 to 15 knots veering east 15 to
25 knots in the late evening and overnight. partly cloudy in the
evening then becoming mostly cloudy. a chance of showers and
thunderstorms. waves 1 to 3 feet. 
.saturday...southeast winds 10 to 20 knots. partly sunny with a
chance of showers and thunderstorms. waves 1 to 2 feet. 
.saturday night...southeast winds 10 to 20 knots. rain showers
likely and a chance of thunderstorms. waves 1 to 2 feet. 
.sunday...south winds 10 to 20 knots. rain showers likely and a
chance of thunderstorms. waves 1 to 2 feet. 
.sunday night...southwest winds 10 to 15 knots. partly cloudy with a
chance of rain showers. waves 1 to 2 feet. 
.monday...southwest winds 5 to 15 knots. partly sunny. waves around
1 foot. 
.tuesday...north winds 5 to 15 knots. partly sunny. waves around
1 foot. 
.wednesday...northeast winds 10 to 20 knots. mostly sunny. waves
1 to 2 feet. 

$$

fzus53 kgrr 192005
nshgrr
expires:202509200800;;268018

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz848-200800-
whitehall to pentwater mi-
405 pm edt fri sep 19 2025

...small craft advisory in effect from 11 pm edt this evening
through saturday morning...

.through early evening...north winds around 10 knots. sunny. waves
1 foot or less. 
.tonight...northeast winds 10 to 15 knots veering east 15 to
25 knots in the late evening and overnight. partly cloudy in the
evening then becoming mostly cloudy. a slight chance of showers and
thunderstorms. waves 2 to 3 feet. 
.saturday...southeast winds 15 to 25 knots. partly sunny with a
chance of showers and thunderstorms. waves 1 to 3 feet. 
.saturday night...southeast winds 10 to 20 knots. rain showers and a
chance of thunderstorms. waves 1 to 2 feet. 
.sunday...south winds 10 to 15 knots becoming around 15 knots early
in the afternoon. rain showers likely and a chance of thunderstorms.
waves 1 to 3 feet. 
.sunday night...southwest winds 10 to 15 knots. partly cloudy with a
chance of rain showers. waves 1 to 3 feet. 
.monday...southwest winds 10 to 15 knots. partly sunny. waves 1 to
2 feet. 
.tuesday...north winds 5 to 10 knots increasing to 10 to 15 knots
early in the afternoon. partly sunny. waves around 1 foot. 
.wednesday...northeast winds 10 to 20 knots. mostly sunny. waves
1 to 2 feet. 

$$

fzus53 kgrr 192005
nshgrr
expires:202509200800;;268019

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz847-200800-
grand haven to whitehall mi-
405 pm edt fri sep 19 2025

...small craft advisory in effect from 11 pm edt this evening
through saturday morning...

.through early evening...northeast winds around 10 knots. sunny.
waves less than 1 foot. 
.tonight...northeast winds 10 to 15 knots veering east 15 to
25 knots in the late evening and overnight. partly cloudy in the
evening then becoming mostly cloudy. a slight chance of showers and
thunderstorms. waves 1 to 3 feet. 
.saturday...southeast winds 15 to 25 knots veering south around
15 knots early in the afternoon. partly sunny with a chance of
showers and thunderstorms. waves 1 to 3 feet. 
.saturday night...southeast winds 10 to 20 knots. rain showers
likely and a chance of thunderstorms. waves 1 to 2 feet. 
.sunday...south winds 10 to 15 knots becoming around 15 knots early
in the afternoon. rain showers likely and a chance of thunderstorms.
waves 1 to 2 feet. 
.sunday night...southwest winds around 15 knots. partly cloudy with
a chance of rain showers. waves 1 to 2 feet. 
.monday...southwest winds 10 to 15 knots. partly sunny with a chance
of rain showers. waves 1 to 2 feet. 
.tuesday...north winds 5 to 10 knots backing northwest 10 to
15 knots early in the afternoon. partly sunny. waves around 1 foot. 
.wednesday...northeast winds 10 to 20 knots. mostly sunny. waves
around 1 foot. 

$$

fzus53 kgrr 192005
nshgrr
expires:202509200800;;268020

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz846-200800-
holland to grand haven mi-
405 pm edt fri sep 19 2025

...small craft advisory in effect from 11 pm edt this evening
through saturday morning...

.through early evening...northeast winds around 10 knots. sunny.
waves less than 1 foot. 
.tonight...northeast winds 10 to 15 knots veering east 15 to
25 knots in the late evening and overnight. partly cloudy. a slight
chance of showers and thunderstorms after midnight. waves 1 to
3 feet. 
.saturday...southeast winds 15 to 20 knots veering south early in
the afternoon. partly sunny with a chance of showers and
thunderstorms. waves 1 to 2 feet. 
.saturday night...southeast winds 10 to 20 knots. rain showers
likely and a chance of thunderstorms. waves around 1 foot. 
.sunday...south winds 10 to 15 knots veering southwest early in the
afternoon. rain showers likely and a chance of thunderstorms. waves
1 to 2 feet. 
.sunday night...southwest winds 10 to 15 knots. partly cloudy with
rain showers likely. waves 1 to 2 feet. 
.monday...southwest winds 10 to 15 knots. partly sunny with a chance
of rain showers. waves 1 to 2 feet. 
.tuesday...north winds around 10 knots backing northwest early in
the afternoon. partly sunny with a chance of rain showers. waves
1 foot or less. 
.wednesday...northeast winds 10 to 15 knots. partly sunny. waves
around 1 foot. 

$$

fzus53 kgrr 192005
nshgrr
expires:202509200800;;268021

nearshore marine forecast
national weather service grand rapids mi
405 pm edt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz845-200800-
south haven to holland mi-
405 pm edt fri sep 19 2025

.through early evening...north winds around 10 knots. sunny. waves
less than 1 foot. 
.tonight...northeast winds 10 to 15 knots veering east 15 to
20 knots in the late evening and overnight. partly cloudy. a slight
chance of showers and thunderstorms after midnight. waves around
1 foot. 
.saturday...southeast winds 10 to 20 knots veering southwest early
in the afternoon. partly sunny with a chance of showers and
thunderstorms. waves around 1 foot. 
.saturday night...southeast winds 10 to 15 knots. rain showers
likely and a chance of thunderstorms. waves 1 foot or less. 
.sunday...south winds 10 to 15 knots veering southwest early in the
afternoon. rain showers likely and a chance of thunderstorms. waves
around 1 foot. 
.sunday night...southwest winds 10 to 15 knots. partly cloudy with
rain showers likely. waves around 1 foot. 
.monday...southwest winds 10 to 15 knots. partly sunny with a chance
of rain showers. waves around 1 foot. 
.tuesday...north winds 10 to 15 knots. mostly cloudy with a chance
of rain showers. waves 1 foot or less. 
.wednesday...northeast winds 10 to 15 knots. partly sunny. waves
around 1 foot. 

$$

fzus53 kiwx 191942
nshiwx
expires:202509200215;;266705

nearshore marine forecast
national weather service northern indiana
342 pm edt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz043-046-200215-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
342 pm edt fri sep 19 2025

.tonight...northeast winds 5 to 15 knots becoming southeast. a
slight chance of showers late. waves 1 foot or less. 
.saturday...southeast winds 5 to 10 knots. a slight chance of
showers in the morning, then a chance of showers with a slight
chance of thunderstorms in the afternoon. waves 1 foot or less. 
.saturday night...southeast winds 10 knots or less. showers
likely with a chance of thunderstorms. waves 1 foot or less. 
.sunday...south winds 5 to 10 knots becoming southwest. a chance
of showers and thunderstorms in the morning, then showers likely
in the afternoon. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 56 degrees and at michigan
city is 57 degrees.

$$

fzus53 klot 191954
nshlot
expires:202509200330;;267166

nearshore marine forecast
national weather service chicago/romeoville il
254 pm cdt fri sep 19 2025

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>745-200330-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
254 pm cdt fri sep 19 2025

.late this afternoon....northeast winds 10 to 15 kt. partly 
cloudy. waves 1 to 2 ft.
.tonight...east winds 10 to 15 kt becoming southeast 10 to 20 kt.
scattered showers and a chance of thunderstorms after midnight. 
waves 1 to 2 ft. 
.saturday...southeast winds 10 to 15 kt becoming east. chance of
showers and slight chance of thunderstorms in the morning, then
chance of showers and thunderstorms in the afternoon. waves 1 to
2 ft. 
.saturday night...east winds 5 to 10 kt becoming southeast
overnight. chance of showers and thunderstorms in the evening,
then chance of showers and slight chance of thunderstorms
overnight. waves 1 to 2 ft. 
.sunday...south winds around 10 kt. chance of showers and slight
chance of thunderstorms. waves around 1 ft.  

$$

fzus53 klot 191954
nshlot
expires:202509200330;;267165

nearshore marine forecast
national weather service chicago/romeoville il
254 pm cdt fri sep 19 2025

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.


lmz741-742-200330-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
254 pm cdt fri sep 19 2025

.late this afternoon....east winds 10 to 15 kt. mostly cloudy.
waves 1 to 2 ft.
.tonight...east winds 10 to 15 kt becoming southeast 10 to 20 kt.
scattered showers and a chance of thunderstorms mid evening 
through the overnight. waves 1 to 3 ft.
.saturday...southeast winds 10 to 15 kt becoming east in the
afternoon. chance of showers and slight chance of thunderstorms
in the morning, then chance of showers and thunderstorms in the
afternoon. waves 1 to 3 ft. 
.saturday night...east winds around 10 kt becoming southeast
overnight. chance of showers and thunderstorms in the evening,
then chance of showers and slight chance of thunderstorms
overnight. waves 1 to 2 ft. 
.sunday...south winds around 10 kt. chance of showers in the
morning, then chance of showers and slight chance of
thunderstorms in the afternoon. waves 1 to 2 ft.  

$$

fzus53 klot 191954
nshlot
expires:202509200330;;267164

nearshore marine forecast
national weather service chicago/romeoville il
254 pm cdt fri sep 19 2025

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.


lmz740-200330-
winthrop harbor to wilmette harbor il-
254 pm cdt fri sep 19 2025

.late this afternoon....east winds 10 to 15 kt. mostly cloudy.
waves 1 to 2 ft.
.tonight...northeast winds 10 to 15 kt becoming southeast 15 to 
20 kt. scattered showers and a chance of thunderstorms. waves 1 to
3 ft building to 2 to 4 ft. 
.saturday...southeast winds 10 to 15 kt. chance of showers and
slight chance of thunderstorms in the morning, then chance of
showers and thunderstorms in the afternoon. waves 2 to 4 ft
subsiding to 1 to 3 ft. 
.saturday night...southeast winds 5 to 10 kt. chance of showers 
and thunderstorms in the evening, then chance of showers and 
slight chance of thunderstorms overnight. waves 1 to 2 ft. 
.sunday...south winds 5 to 10 kt. chance of showers in the
morning, then chance of showers and slight chance of
thunderstorms in the afternoon. waves 1 to 2 ft.  

$$

fzus53 kmkx 192005
nshmkx
expires:202509200900;;268026

nearshore marine forecast
national weather service milwaukee/sullivan wi
305 pm cdt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz646-200900-
wind point wi to winthrop harbor il-
305 pm cdt fri sep 19 2025

...small craft advisory in effect from 1 am cdt saturday through
saturday afternoon...

.through early evening...east wind 10 to 15 knots easing to 5 to
10 knots late in the afternoon. mostly sunny. waves 1 to 2 feet. 
.tonight...northeast wind 5 to 10 knots rising to 10 to 15 knots
late in the evening, then veering east after midnight veering
southeast early in the morning. slight chance of showers and
thunderstorms in the evening, then chance of showers and
thunderstorms in the late evening and overnight. waves 1 to
2 feet building to 3 to 4 feet after midnight. 
.saturday...southeast wind 10 to 15 knots becoming east 5 to
10 knots late in the afternoon. chance of showers and slight
chance of thunderstorms in the morning, then showers likely and a
chance of thunderstorms in the afternoon. waves 3 to 4 feet
subsiding to 1 to 2 feet late in the afternoon. 
.saturday night...southeast wind 5 to 10 knots rising to 10 to
15 knots after midnight, then becoming south 5 to 10 knots early
in the morning. showers likely and a chance of thunderstorms.
waves 1 to 2 feet. 
.sunday...south wind 5 to 10 knots veering southwest early in the
afternoon, then backing south late in the afternoon. showers
likely in the morning. slight chance of thunderstorms through the
day. chance of showers in the afternoon. waves 1 to 2 feet. 

$$

fzus53 kmkx 192005
nshmkx
expires:202509200900;;268025

nearshore marine forecast
national weather service milwaukee/sullivan wi
305 pm cdt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz645-200900-
north point light to wind point wi-
305 pm cdt fri sep 19 2025

...small craft advisory in effect from 1 am cdt saturday through
saturday afternoon...

.through early evening...east wind 10 to 15 knots backing
northeast late in the afternoon. partly sunny. waves 1 to 3 feet.
.tonight...northeast wind 10 to 15 knots veering southeast early
in the morning. slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms in the late
evening and overnight. waves 1 to 3 feet building to 4 to 6 feet.
.saturday...southeast wind 10 to 15 knots. chance of showers and
slight chance of thunderstorms in the morning, then showers
likely and a chance of thunderstorms in the afternoon. waves 4 to
6 feet subsiding to 3 to 4 feet in the late morning and
afternoon. 
.saturday night...southeast wind 5 to 10 knots rising to 10 to
15 knots after midnight, then becoming south 5 to 10 knots early
in the morning. showers likely and a chance of thunderstorms.
waves 1 to 2 feet. 
.sunday...south wind 5 to 10 knots. showers likely in the
morning. slight chance of thunderstorms through the day. chance
of showers in the afternoon. waves 1 to 2 feet. 

$$

fzus53 kmkx 192005
nshmkx
expires:202509200900;;268024

nearshore marine forecast
national weather service milwaukee/sullivan wi
305 pm cdt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz644-200900-
port washington to north point light wi-
305 pm cdt fri sep 19 2025

...small craft advisory in effect from 1 am cdt saturday through
saturday afternoon...

.through early evening...east wind 10 to 15 knots backing
northeast late in the afternoon. partly sunny. waves 1 to 3 feet.
.tonight...northeast wind 10 to 15 knots veering southeast early
in the morning. slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms in the late
evening and overnight. waves 1 to 3 feet building to 5 to 7 feet.
.saturday...southeast wind 10 to 15 knots. chance of showers and
slight chance of thunderstorms in the morning, then showers
likely and a chance of thunderstorms in the afternoon. waves 4 to
6 feet subsiding to 3 to 4 feet in the afternoon. 
.saturday night...southeast wind 5 to 10 knots veering south
early in the morning. showers likely and a chance of
thunderstorms. waves 1 to 2 feet. 
.sunday...south wind 5 to 10 knots. showers likely and a chance
of thunderstorms in the morning, then chance of showers and
slight chance of thunderstorms in the afternoon. waves 1 to
2 feet. 

$$

fzus53 kmkx 192005
nshmkx
expires:202509200900;;268023

nearshore marine forecast
national weather service milwaukee/sullivan wi
305 pm cdt fri sep 19 2025

for waters within five nautical miles of shore on lake michigan


lmz643-200900-
sheboygan to port washington wi-
305 pm cdt fri sep 19 2025

...small craft advisory in effect from 1 am cdt saturday through
saturday afternoon...

.through early evening...northeast wind 10 to 15 knots. partly
sunny. waves 1 to 3 feet. 
.tonight...northeast wind 10 to 15 knots veering east 10 to
20 knots late in the evening, then veering southeast 15 to
20 knots after midnight. slight chance of showers and
thunderstorms in the evening, then chance of showers and
thunderstorms in the late evening and overnight. waves 1 to
3 feet building to 5 to 7 feet. 
.saturday...southeast wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then becoming southeast 10 to
15 knots late in the afternoon. slight chance of thunderstorms in
the morning. chance of showers through the day. chance of
thunderstorms in the afternoon. waves 5 to 7 feet subsiding to
3 to 4 feet. 
.saturday night...south wind 5 to 10 knots becoming southeast
10 to 15 knots in the late evening and early morning, then
veering south early in the morning. showers likely and a chance
of thunderstorms. waves 2 to 4 feet subsiding to 1 to 3 feet in
the late evening and overnight. 
.sunday...south wind 5 to 10 knots. showers likely and a chance
of thunderstorms in the morning, then chance of showers and
slight chance of thunderstorms in the afternoon. waves 1 to
3 feet. 

$$