fzus53 kapx 170229
nshapx
expires:202609171030;;577055

nearshore marine forecast
national weather service gaylord mi
1029 pm edt wed sep 16 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.


lmz346-171030-
manistee to point betsie mi-
1029 pm edt wed sep 16 2026

.overnight...light winds. slight chance of showers early in the
evening, then chance of showers after midnight. waves 2 feet or
less. 
.thursday...north wind 5 to 10 knots. slight chance of showers.
waves 2 feet or less. 
.thursday night...northeast wind 5 to 10 knots. partly cloudy.
waves 2 feet or less. 
.friday...northeast wind 5 to 10 knots. chance of showers. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 170516
nshgrb
expires:202609171000;;582527

nearshore marine forecast
national weather service green bay wi
1216 am cdt thu sep 17 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-171000-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1216 am cdt thu sep 17 2026

.rest of the night...ne wind 5 to 10 kts. waves 2 ft or less. a
chance of showers after midnight. 
.thursday...ne wind 5 to 10 kts veering e early in the afternoon.
waves 2 ft or less. partly cloudy. 
.thursday night...ne wind 10 to 15 kts. waves 1 to 3 ft. partly
cloudy. 
.friday...e wind 10 to 15 kts. waves 1 to 3 ft. a chance of
showers in the afternoon.  

$$

fzus53 kgrr 170516
nshgrr
expires:202609170800;;582532

nearshore marine forecast
national weather service grand rapids mi
116 am edt thu sep 17 2026

for waters within five nautical miles of shore on lake michigan


lmz849-170800-
pentwater to manistee mi-
116 am edt thu sep 17 2026

.rest of tonight...east winds 5 to 10 knots. mostly cloudy with a
chance of rain showers. waves 1 foot or less. 
.thursday...east winds 5 to 15 knots backing north early in the
afternoon. mostly sunny with a chance of rain showers. waves 1 foot
or less. 
.thursday night...north winds 5 to 15 knots veering northeast after
midnight. partly cloudy. waves around 1 foot. 
.friday...northeast winds 5 to 15 knots. mostly sunny. waves around
1 foot. 
.friday night...east winds 15 to 25 knots. cloudy with a chance of
rain showers. waves 1 to 2 feet. 
.saturday...southeast winds 15 to 25 knots. rain showers and a
chance of thunderstorms. waves 1 to 3 feet. 
.sunday...northeast winds 10 to 20 knots. mostly cloudy. waves 1 to
3 feet. 
.monday...east winds 10 to 20 knots. mostly cloudy with a chance of
rain showers. waves around 1 foot. 

$$

fzus53 kgrr 170516
nshgrr
expires:202609170800;;582537

nearshore marine forecast
national weather service grand rapids mi
116 am edt thu sep 17 2026

for waters within five nautical miles of shore on lake michigan


lmz844-170800-
st joseph to south haven mi-
116 am edt thu sep 17 2026

.rest of tonight...southeast winds 5 to 10 knots. mostly cloudy with
a chance of showers and thunderstorms. waves 1 foot or less. 
.thursday...northeast winds 5 to 10 knots backing north in the late
morning and afternoon. mostly cloudy with a chance of rain showers
and a slight chance of thunderstorms. waves 1 foot or less. 
.thursday night...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves around 1 foot. 
.friday...east winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.friday night...east winds 10 to 20 knots. partly cloudy. waves
around 1 foot. 
.saturday...southeast winds 15 to 20 knots veering south early in
the afternoon. rain showers and a chance of thunderstorms. waves
around 1 foot. 
.sunday...northeast winds 15 to 20 knots. mostly cloudy with a
chance of showers and thunderstorms. waves 3 to 5 feet subsiding to
2 to 4 feet early in the afternoon. 
.monday...east winds 15 to 20 knots. mostly cloudy with a chance of
rain showers. waves around 1 foot. 

$$

fzus53 kgrr 170516
nshgrr
expires:202609170800;;582536

nearshore marine forecast
national weather service grand rapids mi
116 am edt thu sep 17 2026

for waters within five nautical miles of shore on lake michigan


lmz845-170800-
south haven to holland mi-
116 am edt thu sep 17 2026

.rest of tonight...east winds 5 to 10 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 foot or less. 
.thursday...northeast winds 5 to 10 knots backing north early in the
afternoon. mostly cloudy with a chance of rain showers. waves less
than 1 foot. 
.thursday night...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves 1 foot or less. 
.friday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 10 to 20 knots. mostly cloudy. waves 1 to
2 feet. 
.saturday...southeast winds 15 to 25 knots veering south early in
the afternoon. rain showers and a chance of thunderstorms. waves
1 to 2 feet. 
.sunday...northeast winds 15 to 20 knots. mostly cloudy with a
chance of showers and thunderstorms. waves 2 to 4 feet. 
.monday...east winds 15 to 20 knots. mostly cloudy with a chance of
rain showers. waves around 1 foot. 

$$

fzus53 kgrr 170516
nshgrr
expires:202609170800;;582535

nearshore marine forecast
national weather service grand rapids mi
116 am edt thu sep 17 2026

for waters within five nautical miles of shore on lake michigan


lmz846-170800-
holland to grand haven mi-
116 am edt thu sep 17 2026

.rest of tonight...east winds 10 to 15 knots. cloudy with a chance
of rain showers and a slight chance of thunderstorms. waves 1 foot
or less. 
.thursday...east winds 10 to 15 knots backing north early in the
afternoon. partly sunny with a chance of rain showers. waves 1 foot
or less. 
.thursday night...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves around 1 foot. 
.friday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet. 
.saturday...southeast winds 15 to 25 knots. rain showers and a
chance of thunderstorms. waves 2 to 4 feet. 
.sunday...northeast winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 1 to 3 feet. 
.monday...east winds 15 to 25 knots. cloudy with a chance of rain
showers. waves 1 to 3 feet. 

$$

fzus53 kgrr 170516
nshgrr
expires:202609170800;;582534

nearshore marine forecast
national weather service grand rapids mi
116 am edt thu sep 17 2026

for waters within five nautical miles of shore on lake michigan


lmz847-170800-
grand haven to whitehall mi-
116 am edt thu sep 17 2026

.rest of tonight...east winds 10 to 15 knots. cloudy with a chance
of rain showers and a slight chance of thunderstorms. waves 1 foot
or less. 
.thursday...east winds 10 to 15 knots backing north 5 to 10 knots
early in the afternoon. partly sunny with a chance of rain showers.
waves 1 foot or less. 
.thursday night...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves around 1 foot. 
.friday...east winds 5 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday night...east winds 15 to 25 knots. cloudy with rain showers.
waves 2 to 4 feet. 
.saturday...southeast winds to 30 knots. rain showers and a chance
of thunderstorms. waves 3 to 5 feet. 
.sunday...northeast winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 1 to 2 feet. 
.monday...east winds 20 to 25 knots. mostly cloudy with a chance of
rain showers. waves 1 to 2 feet. 

$$

fzus53 kgrr 170516
nshgrr
expires:202609170800;;582533

nearshore marine forecast
national weather service grand rapids mi
116 am edt thu sep 17 2026

for waters within five nautical miles of shore on lake michigan


lmz848-170800-
whitehall to pentwater mi-
116 am edt thu sep 17 2026

.rest of tonight...east winds around 10 knots. mostly cloudy with a
chance of rain showers and a slight chance of thunderstorms. waves
1 foot or less. 
.thursday...east winds around 10 knots backing north early in the
afternoon. partly sunny with a chance of rain showers. waves 1 foot
or less. 
.thursday night...north winds 10 to 15 knots veering northeast after
midnight. partly cloudy. waves around 1 foot. 
.friday...east winds 5 to 15 knots. mostly sunny. waves around
1 foot. 
.friday night...east winds 10 to 15 knots increasing to 15 to
25 knots in the late evening and overnight. cloudy with rain
showers. waves 2 to 4 feet. 
.saturday...southeast winds to 30 knots. rain showers and a chance
of thunderstorms. waves 3 to 5 feet. 
.sunday...northeast winds 15 to 20 knots. mostly cloudy with a
chance of rain showers. waves 1 to 3 feet. 
.monday...east winds 15 to 20 knots. mostly cloudy with a chance of
rain showers. waves 1 to 2 feet. 

$$

fzus53 kiwx 170234
nshiwx
expires:202609170830;;577234

nearshore marine forecast
national weather service northern indiana
1034 pm edt wed sep 16 2026

for waters within five nautical miles of shore on lake michigan


lmz046-170830-
michigan city in to new buffalo mi-
1034 pm edt wed sep 16 2026

.rest of tonight...east winds less than 10 knots. a slight chance
of showers and thunderstorms late this evening, then a chance of
showers and thunderstorms after midnight. waves around 1 foot. 
.thursday...west winds 10 knots or less becoming north. showers
likely with a chance of thunderstorms in the morning, then a
chance of showers in the afternoon. waves around 1 foot. 
.thursday night...north winds 5 to 10 knots becoming northeast.
mostly cloudy. waves 1 to 2 feet. 
.friday...northeast winds 5 to 10 knots becoming east. mostly
sunny. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 55 degrees and at michigan
city is 51 degrees.

$$

fzus53 kiwx 170234
nshiwx
expires:202609170830;;577233

nearshore marine forecast
national weather service northern indiana
1034 pm edt wed sep 16 2026

for waters within five nautical miles of shore on lake michigan


lmz043-170830-
new buffalo mi to st joseph mi-
1034 pm edt wed sep 16 2026

.rest of tonight...east winds less than 10 knots. a slight chance
of showers late this evening, then a slight chance of showers and
thunderstorms after midnight. a chance of showers and
thunderstorms late. waves around 1 foot. 
.thursday...west winds 10 knots or less becoming north. showers
likely with a chance of thunderstorms in the morning, then a
chance of showers in the afternoon. waves 1 foot or less. 
.thursday night...north winds 5 to 10 knots becoming northeast.
mostly cloudy. waves around 1 foot. 
.friday...northeast winds 5 to 10 knots becoming east. mostly
sunny. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 55 degrees and at michigan
city is 51 degrees.

$$

fzus53 klot 170239
nshlot
expires:202609170915;;577413

nearshore marine forecast
national weather service chicago/romeoville il
939 pm cdt wed sep 16 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>745-170915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
939 pm cdt wed sep 16 2026

.rest of tonight...northeast winds under 10 kt becoming northwest
late. chance of showers late in the evening, then showers and 
thunderstorms likely after midnight. waves 1 to 3 ft. 
.thursday...west winds around 5 kt becoming north around 10 kts in
the afternoon. showers likely and a chance of thunderstorms in 
the morning. waves 1 to 2 ft. 
.thursday night...northeast winds 10 to 15 kt. mostly cloudy.
waves 1 to 2 ft. 
.friday...east winds 10 to 15 kt. mostly cloudy. waves 1 to 3 ft.

$$

fzus53 klot 170239
nshlot
expires:202609170915;;577412

nearshore marine forecast
national weather service chicago/romeoville il
939 pm cdt wed sep 16 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>742-170915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
939 pm cdt wed sep 16 2026

.rest of tonight...northeast winds under 10 kt becoming north 
late. slight chance of showers late in the evening, then showers
likely and a chance of thunderstorms after midnight. waves 1 to 3
ft. 
.thursday...north winds around 10 kt. showers likely and a chance
of thunderstorms in the morning. waves 1 to 2 ft. 
.thursday night...northeast winds 10 to 15 kt. mostly cloudy.
waves 1 to 3 ft. 
.friday...east winds 10 to 15 kt. mostly cloudy. waves 2 to 4 ft.

$$

fzus53 kmkx 170410
nshmkx
expires:202609171000;;580493

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt wed sep 16 2026

for waters within five nautical miles of shore on lake michigan


lmz645-171000-
north point light to wind point wi-
1110 pm cdt wed sep 16 2026

.rest of tonight...northeast wind 5 to 10 knots backing north
early in the morning. slight chance of showers after midnight,
then chance of showers early in the morning. waves 1 to 2 feet. 
.thursday...north wind 5 to 10 knots veering northeast late in
the morning, then becoming northeast 5 to 10 knots early in the
afternoon rising to 10 to 15 knots late in the afternoon. chance
of showers in the morning. waves around 1 foot. 
.thursday night...northeast wind 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 
.friday...east wind 15 to 20 knots easing to 10 to 15 knots late
in the afternoon. chance of showers in the afternoon. waves 2 to
4 feet. 

$$

fzus53 kmkx 170410
nshmkx
expires:202609171000;;580491

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt wed sep 16 2026

for waters within five nautical miles of shore on lake michigan


lmz643-171000-
sheboygan to port washington wi-
1110 pm cdt wed sep 16 2026

.rest of tonight...northeast wind 5 to 10 knots backing north
early in the morning. slight chance of showers after midnight,
then chance of showers early in the morning. waves 1 to 2 feet. 
.thursday...northeast wind 5 to 10 knots. chance of showers in
the morning. waves around 1 foot. 
.thursday night...northeast wind 5 to 10 knots becoming 5 to
15 knots after midnight, then becoming 10 to 15 knots early in
the morning. partly cloudy. waves around 1 foot. 
.friday...east wind 10 to 15 knots. chance of showers in the
afternoon. waves 2 to 4 feet. 

$$

fzus53 kmkx 170410
nshmkx
expires:202609171000;;580492

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt wed sep 16 2026

for waters within five nautical miles of shore on lake michigan


lmz644-171000-
port washington to north point light wi-
1110 pm cdt wed sep 16 2026

.rest of tonight...northeast wind 5 to 10 knots backing north
early in the morning. slight chance of showers after midnight,
then chance of showers early in the morning. waves 1 to 2 feet. 
.thursday...northeast wind 5 to 10 knots rising to 10 to 15 knots
late in the afternoon. chance of showers in the morning. waves
around 1 foot. 
.thursday night...northeast wind 5 to 10 knots rising to 10 to
15 knots after midnight, then becoming northeast 10 to 15 knots
early in the morning. partly cloudy. waves 1 to 2 feet. 
.friday...east wind 10 to 15 knots rising to 15 to 20 knots late
in the morning, then easing to 10 to 15 knots early in the
afternoon becoming east 10 to 15 knots late in the afternoon.
chance of showers in the afternoon. waves 2 to 4 feet. 

$$

fzus53 kmkx 170410
nshmkx
expires:202609171000;;580494

nearshore marine forecast
national weather service milwaukee/sullivan wi
1110 pm cdt wed sep 16 2026

for waters within five nautical miles of shore on lake michigan


lmz646-171000-
wind point wi to winthrop harbor il-
1110 pm cdt wed sep 16 2026

.rest of tonight...northeast wind 5 to 10 knots backing north
early in the morning. slight chance of showers after midnight,
then chance of showers early in the morning. waves 1 to 2 feet. 
.thursday...north wind 5 to 10 knots veering northeast in the
late morning and early afternoon, then rising to 10 to 15 knots
late in the afternoon. chance of showers and slight chance of
thunderstorms in the morning, then slight chance of showers in
the afternoon. waves around 1 foot. 
.thursday night...northeast wind 10 to 15 knots. mostly cloudy
through around midnight then becoming partly cloudy. waves 1 to
2 feet. 
.friday...east wind 15 to 20 knots easing to 10 to 15 knots late
in the afternoon. chance of showers in the afternoon. waves 2 to
4 feet. 

$$