fzus53 kapx 152004
nshapx
expires:202510160415;;194370

nearshore marine forecast
national weather service gaylord mi
404 pm edt wed oct 15 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.


lmz346-160415-
manistee to point betsie mi-
404 pm edt wed oct 15 2025

.tonight...northeast wind 5 to 10 knots. mostly clear. waves
2 feet or less. 
.thursday...light winds. sunny. waves 2 feet or less. 
.thursday night...south wind 10 to 15 knots. chance of showers.
waves 2 to 3 feet. 
.friday...south wind 10 to 20 knots. chance of showers. waves
4 to 7 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 151953
nshgrb
expires:202510160200;;193803

nearshore marine forecast
national weather service green bay wi
253 pm cdt wed oct 15 2025

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


lmz542-543-160200-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
253 pm cdt wed oct 15 2025

.this afternoon...ne wind 5 to 10 kts. partly sunny. waves 2 ft
or less. 
.tonight...ne wind 5 to 10 kts. mostly clear. waves 2 ft or less.
.thursday...se wind 10 to 15 kts veering s 10 to 20 kts in the
afternoon. a chance of sprinkles in the morning, then a chance of
rain showers in the afternoon. waves 1 to 3 ft. 
.thursday night...s wind 10 to 20 kts with gusts to around
25 kts. light rain showers likely. waves 1 to 3 ft building to
4 to 7 ft. a small craft advisory may be needed. 

$$

fzus53 kgrr 151938
nshgrr
expires:202510160800;;193494

nearshore marine forecast
national weather service grand rapids mi
338 pm edt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz846-160800-
holland to grand haven mi-
338 pm edt wed oct 15 2025

.through early evening...north winds around 10 knots. mostly sunny.
waves 1 foot or less. 
.tonight...northeast winds 10 to 15 knots veering east after
midnight. mostly clear. waves 1 foot or less. 
.thursday...southeast winds 10 to 15 knots veering southwest 5 to
10 knots early in the afternoon. sunny. waves 1 foot or less. 
.thursday night...east winds 5 to 10 knots veering southeast 10 to
20 knots in the late evening and overnight. partly cloudy with a
chance of rain showers. waves 1 to 3 feet. 
.friday...south winds 15 to 25 knots. mostly cloudy with a chance of
rain showers. waves 3 to 5 feet. 
.friday night...south winds to 30 knots. mostly cloudy with rain
showers likely. waves 4 to 6 feet building to 5 to 7 feet after
midnight. 
.saturday...south winds to 30 knots. rain showers. waves 5 to
7 feet. 
.sunday...northwest gales to 40 knots. rain showers likely. waves
7 to 10 feet building to 8 to 12 feet early in the afternoon. 
.monday...west winds to 30 knots. sunny. waves 6 to 9 feet. 

$$

fzus53 kgrr 151938
nshgrr
expires:202510160800;;193493

nearshore marine forecast
national weather service grand rapids mi
338 pm edt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz847-160800-
grand haven to whitehall mi-
338 pm edt wed oct 15 2025

.through early evening...north winds around 10 knots. mostly sunny.
waves 1 foot or less. 
.tonight...north winds 10 to 15 knots veering east after midnight.
mostly clear. waves around 1 foot. 
.thursday...southeast winds 10 to 15 knots veering south early in
the afternoon. sunny. waves 1 foot or less. 
.thursday night...south winds 5 to 10 knots backing southeast 10 to
20 knots in the late evening and overnight. partly cloudy with a
chance of rain showers. waves around 1 foot building to 2 to 4 feet
after midnight. 
.friday...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. 
.friday night...south winds to 30 knots. mostly cloudy with rain
showers likely. waves 6 to 9 feet. 
.saturday...south winds to 30 knots. rain showers and a chance of
thunderstorms. waves 6 to 9 feet. 
.sunday...northwest gales to 40 knots. rain showers likely. waves
6 to 9 feet building to 7 to 11 feet early in the afternoon. 
.monday...west winds to 30 knots backing southwest early in the
afternoon. sunny. waves 6 to 9 feet. 

$$

fzus53 kgrr 151938
nshgrr
expires:202510160800;;193492

nearshore marine forecast
national weather service grand rapids mi
338 pm edt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz848-160800-
whitehall to pentwater mi-
338 pm edt wed oct 15 2025

.through early evening...north winds 10 to 15 knots. mostly sunny.
waves around 1 foot. 
.tonight...northeast winds 10 to 15 knots veering east after
midnight. mostly clear. waves around 1 foot. 
.thursday...southeast winds 10 to 15 knots veering south early in
the afternoon. sunny. waves 1 foot or less. 
.thursday night...southeast winds 15 to 25 knots. partly cloudy with
a chance of rain showers. waves around 1 foot building to 2 to
4 feet after midnight. 
.friday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 4 to 6 feet building to 6 to 9 feet in the late
morning and afternoon. 
.friday night...south winds to 30 knots. mostly cloudy with rain
showers likely. waves 6 to 9 feet. 
.saturday...south winds to 30 knots. rain showers and a chance of
thunderstorms. waves 6 to 9 feet. 
.sunday...northwest winds to 30 knots increasing to gales to
40 knots in the late morning and afternoon. mostly cloudy with rain
showers likely. waves 6 to 9 feet building to 7 to 10 feet early in
the afternoon. 
.monday...west winds to 30 knots backing southwest early in the
afternoon. sunny. waves 5 to 7 feet. 

$$

fzus53 kgrr 151938
nshgrr
expires:202510160800;;193491

nearshore marine forecast
national weather service grand rapids mi
338 pm edt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz849-160800-
pentwater to manistee mi-
338 pm edt wed oct 15 2025

.through early evening...north winds 10 to 15 knots. mostly sunny.
waves around 1 foot. 
.tonight...northeast winds 10 to 15 knots veering east after
midnight. mostly clear. waves around 1 foot. 
.thursday...southeast winds around 10 knots veering southwest early
in the afternoon. sunny. waves 1 foot or less. 
.thursday night...south winds 10 to 20 knots. mostly cloudy with a
chance of rain showers. waves 2 to 3 feet. 
.friday...south winds to 30 knots. mostly cloudy with a chance of
rain showers. waves 3 to 5 feet building to 6 to 9 feet in the late
morning and afternoon. 
.friday night...south winds to 30 knots. cloudy with rain showers
likely. waves 6 to 9 feet. 
.saturday...south winds to 30 knots. rain showers. waves 6 to
8 feet. 
.sunday...northwest winds to 30 knots increasing to gales to
35 knots in the late morning and afternoon. mostly cloudy with rain
showers likely. waves 5 to 7 feet building to 6 to 8 feet early in
the afternoon. 
.monday...west winds to 30 knots backing southwest 15 to 25 knots
early in the afternoon. mostly sunny. waves 4 to 6 feet. 

$$

fzus53 kgrr 151938
nshgrr
expires:202510160800;;193496

nearshore marine forecast
national weather service grand rapids mi
338 pm edt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz844-160800-
st joseph to south haven mi-
338 pm edt wed oct 15 2025

.through early evening...northeast winds around 10 knots. partly
sunny. waves 1 foot or less. 
.tonight...northeast winds 10 to 15 knots veering east after
midnight. mostly clear. waves around 1 foot. 
.thursday...southeast winds 5 to 15 knots. sunny. waves 1 foot or
less. 
.thursday night...east winds 5 to 10 knots veering southeast 10 to
20 knots in the late evening and overnight. partly cloudy with a
chance of rain showers. waves around 1 foot. 
.friday...south winds 15 to 20 knots. mostly cloudy with a chance of
rain showers. waves 1 to 2 feet. 
.friday night...south winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 1 to 3 feet.
.saturday...south winds 15 to 25 knots. mostly cloudy with rain
showers. waves 2 to 4 feet. 
.sunday...northwest gales to 40 knots. rain showers. waves 7 to
11 feet building to 8 to 12 feet early in the afternoon. 
.monday...west winds to 30 knots. sunny. waves 6 to 8 feet. 

$$

fzus53 kgrr 151938
nshgrr
expires:202510160800;;193495

nearshore marine forecast
national weather service grand rapids mi
338 pm edt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz845-160800-
south haven to holland mi-
338 pm edt wed oct 15 2025

.through early evening...north winds around 10 knots. partly sunny.
waves 1 foot or less. 
.tonight...northeast winds around 10 knots veering east after
midnight. mostly clear. waves 1 foot or less. 
.thursday...southeast winds 10 to 15 knots veering southwest 5 to
10 knots early in the afternoon. sunny. waves 1 foot or less. 
.thursday night...east winds 5 to 10 knots veering southeast 10 to
20 knots in the late evening and overnight. partly cloudy with a
chance of rain showers. waves 1 to 2 feet. 
.friday...south winds 15 to 20 knots. mostly cloudy with a chance of
rain showers. waves 2 to 3 feet. 
.friday night...south winds 15 to 25 knots. mostly cloudy with a
chance of rain showers. waves 2 to 3 feet building to 3 to 5 feet in
the late evening and overnight. 
.saturday...south winds 20 to 25 knots. rain showers. waves 3 to
5 feet. 
.sunday...northwest gales to 40 knots. rain showers. waves 7 to
10 feet building to 8 to 12 feet early in the afternoon. 
.monday...west winds to 30 knots. sunny. waves 6 to 9 feet. 

$$

fzus53 kiwx 152011
nshiwx
expires:202510160215;;195215

nearshore marine forecast
national weather service northern indiana
411 pm edt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz046-160215-
michigan city in to new buffalo mi-
411 pm edt wed oct 15 2025

.tonight...northeast winds 5 to 10 knots becoming east. mostly
cloudy this evening, then becoming partly cloudy. waves around
1 foot. 
.thursday...east winds 5 to 10 knots. sunny. waves 1 foot or
less. 
.thursday night...east winds 5 to 15 knots becoming southeast.
partly cloudy. waves 1 foot or less. 
.friday...south winds 10 to 15 knots. partly sunny. waves 2 feet
or less. 

the water temperature at st. joseph is 55 degrees and at michigan
city is 53 degrees.

$$

fzus53 kiwx 152011
nshiwx
expires:202510160215;;195214

nearshore marine forecast
national weather service northern indiana
411 pm edt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz043-160215-
new buffalo mi to st joseph mi-
411 pm edt wed oct 15 2025

.tonight...northeast winds 5 to 10 knots becoming east. mostly
cloudy this evening, then clearing. waves around 1 foot. 
.thursday...east winds 10 knots or less. sunny. waves 1 foot or
less. 
.thursday night...east winds 5 to 15 knots becoming southeast.
partly cloudy. waves 2 feet or less. 
.friday...south winds 10 to 15 knots. mostly cloudy. waves 2 feet
or less. 

the water temperature at st. joseph is 55 degrees and at michigan
city is 53 degrees.

$$

fzus53 klot 151951
nshlot
expires:202510160345;;193717

nearshore marine forecast
national weather service chicago/romeoville il
251 pm cdt wed oct 15 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>745-160345-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
251 pm cdt wed oct 15 2025

.tonight...northeast winds 10 to 15 kt becoming east around 10 kt
overnight. mostly cloudy. waves 1 to 3 ft. 
.thursday...southeast winds around 10 kt becoming east. partly 
cloudy in the morning then clearing. waves 1 to 2 ft. 
.thursday night...southeast winds 10 to 15 kt increasing to 10 to
20 kt and then becoming south overnight. slight chance of showers
overnight. waves 1 to 3 ft.
.friday...south winds 15 to 20 kt. mostly cloudy. waves 1 to
3 ft.  

$$

fzus53 klot 151951
nshlot
expires:202510160345;;193716

nearshore marine forecast
national weather service chicago/romeoville il
251 pm cdt wed oct 15 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>742-160345-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
251 pm cdt wed oct 15 2025

.tonight...northeast winds 10 to 15 kt becoming east around 10 kt 
overnight. mostly cloudy. waves 2 to 4 ft subsiding to 1 to 3 ft.
.thursday...southeast winds 10 to 15 kt. mostly cloudy in the
morning, then becoming partly cloudy. waves 1 to 3 ft. 
.thursday night...southeast winds 10 to 15 kt increasing to 15 to
20 kt and then becoming south overnight. slight chance of 
showers. waves 1 to 3 ft building to 2 to 4 ft. 
.friday...south winds 15 to 20 kt. slight chance of showers in
the morning. waves 2 to 4 ft.  

$$

fzus53 kmkx 152010
nshmkx
expires:202510160900;;195175

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 pm cdt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz645-160900-
north point light to wind point wi-
310 pm cdt wed oct 15 2025

.through early evening...northeast wind 5 to 10 knots rising to
10 to 15 knots late in the afternoon. mostly cloudy. waves 1 to
3 feet. 
.tonight...northeast wind 10 to 15 knots becoming east 5 to
10 knots early in the morning. mostly cloudy through around
midnight then becoming partly cloudy. waves 1 to 3 feet. 
.thursday...east wind 10 to 15 knots veering southeast late in
the morning, then rising to 15 to 20 knots in the afternoon.
mostly sunny. waves 1 to 3 feet building to 2 to 4 feet in the
late morning and afternoon. 
.thursday night...southeast wind 15 to 20 knots veering south
early in the morning. chance of showers after midnight. waves
3 to 4 feet. 
.friday...south wind 15 to 20 knots becoming 15 to 25 knots late
in the morning, then becoming south 15 to 25 knots in the
afternoon. chance of showers in the morning. waves 3 to 5 feet
building to 4 to 6 feet late in the afternoon. a small craft
advisory may be needed. 

$$

fzus53 kmkx 152010
nshmkx
expires:202510160900;;195176

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 pm cdt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz646-160900-
wind point wi to winthrop harbor il-
310 pm cdt wed oct 15 2025

.through early evening...northeast wind 5 to 10 knots rising to
10 to 15 knots late in the afternoon. mostly cloudy. waves 1 to
3 feet. 
.tonight...northeast wind 10 to 15 knots easing to 5 to 10 knots
after midnight, then veering east early in the morning. mostly
cloudy through around midnight then becoming partly cloudy. waves
1 to 3 feet. 
.thursday...east wind 10 to 15 knots veering southeast in the
afternoon. mostly sunny. waves 1 to 3 feet building to 2 to
4 feet early in the afternoon, then subsiding to 1 to 3 feet late
in the afternoon. 
.thursday night...southeast wind 15 to 20 knots veering south
early in the morning. chance of showers after midnight. waves
1 to 3 feet building to 3 to 4 feet in the late evening and
overnight. 
.friday...south wind 15 to 20 knots becoming 15 to 25 knots early
in the afternoon, then becoming 15 to 20 knots late in the
afternoon. chance of showers in the morning. waves 3 to 4 feet
building to 3 to 5 feet in the afternoon. a small craft advisory
may be needed. 

$$

fzus53 kmkx 152010
nshmkx
expires:202510160900;;195173

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 pm cdt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz643-160900-
sheboygan to port washington wi-
310 pm cdt wed oct 15 2025

.through early evening...northeast wind 5 to 10 knots rising to
10 to 15 knots late in the afternoon. mostly cloudy. waves 1 to
2 feet. 
.tonight...northeast wind 10 to 15 knots veering east early in
the morning. partly cloudy. waves 1 to 2 feet. 
.thursday...east wind 10 to 15 knots veering southeast late in
the morning, then becoming south 15 to 20 knots in the afternoon.
mostly sunny. waves 1 to 3 feet building to 2 to 4 feet in the
afternoon. 
.thursday night...south wind 15 to 20 knots becoming 15 to
25 knots early in the morning. chance of showers. waves 3 to
4 feet building to 4 to 6 feet. a small craft advisory may be
needed. 
.friday...south wind 15 to 25 knots becoming south 15 to 25 knots
with gusts to around 30 knots early in the afternoon, then rising
to up to 30 knots late in the afternoon. chance of showers in the
morning. waves 6 to 8 feet building to 7 to 9 feet late in the
afternoon. 

$$

fzus53 kmkx 152010
nshmkx
expires:202510160900;;195174

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 pm cdt wed oct 15 2025

for waters within five nautical miles of shore on lake michigan


lmz644-160900-
port washington to north point light wi-
310 pm cdt wed oct 15 2025

.through early evening...northeast wind 5 to 10 knots rising to
10 to 15 knots late in the afternoon. mostly cloudy. waves 1 to
3 feet. 
.tonight...northeast wind 10 to 15 knots becoming east 5 to
10 knots early in the morning. partly cloudy. waves 1 to 2 feet. 
.thursday...east wind 10 to 15 knots veering southeast late in
the morning, then rising to 15 to 20 knots in the afternoon.
mostly sunny. waves 1 to 3 feet building to 2 to 4 feet in the
late morning and afternoon. 
.thursday night...south wind 15 to 20 knots. chance of showers
through the night. waves 3 to 4 feet building to 4 to 6 feet
early in the morning. 
.friday...south wind 15 to 20 knots becoming 15 to 25 knots late
in the morning, then becoming south 15 to 25 knots in the
afternoon. chance of showers in the morning. waves 4 to 6 feet
building to 5 to 7 feet late in the afternoon. a small craft
advisory may be needed. 

$$