fzus53 kapx 222039
nshapx
expires:202510230445;;584133

nearshore marine forecast
national weather service gaylord mi
439 pm edt wed oct 22 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.


lmz346-230445-
manistee to point betsie mi-
439 pm edt wed oct 22 2025

...small craft advisory in effect through friday morning...

.tonight...northwest wind 15 to 25 knots. slight chance of
waterspouts. showers and slight chance of thunderstorms early in 
the evening. rain showers likely after midnight. waves 4 to 7 
feet. waves occasionally around 9 feet. 
.thursday...northwest wind 10 to 20 knots. slight chance of
waterspouts. chance of showers. waves 3 to 5 feet. 
.thursday night...northwest wind 10 to 20 knots. rain showers
likely. waves 2 to 4 feet. 
.friday...northwest wind 10 to 15 knots. partly sunny. waves 2 to
3 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 222123
nshgrb
expires:202510230100;;586553

nearshore marine forecast
national weather service green bay wi
423 pm cdt wed oct 22 2025

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


lmz542-543-230100-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
423 pm cdt wed oct 22 2025

...small craft advisory in effect until 1 am cdt thursday...

.rest of this afternoon...nw wind 15 to 25 kts with gusts to
around 30 kts. light rain showers likely. waves 2 to 4 ft. 
.tonight...nw wind 15 to 25 kts. gusts to around 30 kts in the
evening. a chance of rain showers. waves 2 to 4 ft subsiding to
1 to 3 ft in the late evening and overnight. 
.thursday...nw wind 10 to 20 kts. partly sunny. waves 1 to 3 ft. 
.thursday night...nw wind 10 to 20 kts. mostly clear. waves 2 ft
or less. 
.friday...nw wind 5 to 10 kts. mostly sunny. waves 2 ft or less. 

$$

fzus53 kgrr 221958
nshgrr
expires:202510230800;;582076

nearshore marine forecast
national weather service grand rapids mi
358 pm edt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz844-230800-
st joseph to south haven mi-
358 pm edt wed oct 22 2025

...gale warning in effect until 2 am edt thursday...

.through early evening...west gales to 35 knots. rain showers likely
and a slight chance of thunderstorms. a slight chance of
waterspouts. waves 8 to 12 feet. 
.tonight...northwest gales to 35 knots decreasing to 30 knots after
midnight. a slight chance of waterspouts in the evening. rain
showers likely and a slight chance of thunderstorms. waves 8 to
12 feet. 
.thursday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. rain showers likely. waves 7 to 10 feet. 
.thursday night...northwest winds 20 to 25 knots. mostly cloudy with
a chance of rain showers. waves 5 to 7 feet. 
.friday...northwest winds 10 to 20 knots. partly sunny. waves 4 to
6 feet. 
.friday night...northwest winds 5 to 10 knots veering northeast in
the late evening and early morning, then veering southeast after
midnight. partly cloudy. waves 2 to 3 feet. 
.saturday...southeast winds 5 to 10 knots. sunny. waves 1 foot or
less. 
.sunday...southeast winds 10 to 15 knots. mostly sunny. waves 1 foot
or less. 
.monday...east winds 15 to 20 knots. partly sunny. waves around
1 foot. 

$$

fzus53 kgrr 221958
nshgrr
expires:202510230800;;582075

nearshore marine forecast
national weather service grand rapids mi
358 pm edt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz845-230800-
south haven to holland mi-
358 pm edt wed oct 22 2025

...gale warning in effect until 2 am edt thursday...

.through early evening...northwest gales to 35 knots. rain showers
likely and a slight chance of thunderstorms. a slight chance of
waterspouts. waves 9 to 13 feet. 
.tonight...northwest gales to 35 knots decreasing to 30 knots after
midnight. a slight chance of waterspouts in the evening. rain
showers and a slight chance of thunderstorms. waves 9 to 13 feet. 
.thursday...northwest winds to 30 knots. rain showers likely. waves
7 to 10 feet. 
.thursday night...northwest winds to 30 knots decreasing to 15 to
20 knots after midnight. rain showers likely. waves 5 to 7 feet. 
.friday...northwest winds 10 to 20 knots. partly sunny. waves 4 to
6 feet. 
.friday night...northwest winds 5 to 10 knots veering southeast
after midnight. partly cloudy. waves 2 to 3 feet. 
.saturday...southeast winds 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.sunday...southeast winds 10 to 15 knots. mostly sunny. waves 1 foot
or less. 
.monday...east winds 15 to 25 knots. partly sunny. waves around
1 foot. 

$$

fzus53 kgrr 221958
nshgrr
expires:202510230800;;582074

nearshore marine forecast
national weather service grand rapids mi
358 pm edt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz846-230800-
holland to grand haven mi-
358 pm edt wed oct 22 2025

...gale warning in effect until 2 am edt thursday...

.through early evening...northwest gales to 35 knots. rain showers
likely and a slight chance of thunderstorms. a slight chance of
waterspouts. waves 8 to 12 feet. 
.tonight...northwest gales to 35 knots decreasing to 30 knots after
midnight. a slight chance of waterspouts in the evening. rain
showers and a slight chance of thunderstorms in the evening, then
rain showers after midnight. waves 9 to 13 feet. 
.thursday...northwest winds to 30 knots. rain showers likely. waves
6 to 9 feet. 
.thursday night...northwest winds to 30 knots decreasing to 15 to
20 knots after midnight. rain showers likely. waves 5 to 7 feet. 
.friday...northwest winds 15 to 20 knots. partly sunny. waves 3 to
5 feet. 
.friday night...northwest winds 5 to 15 knots veering northeast
around 5 knots in the late evening and early morning, then veering
southeast after midnight. partly cloudy. waves 1 to 3 feet. 
.saturday...southeast winds 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.sunday...southeast winds 10 to 15 knots. mostly sunny. waves around
1 foot. 
.monday...east winds 15 to 25 knots. partly sunny. waves 1 to
3 feet. 

$$

fzus53 kgrr 221958
nshgrr
expires:202510230800;;582072

nearshore marine forecast
national weather service grand rapids mi
358 pm edt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz848-230800-
whitehall to pentwater mi-
358 pm edt wed oct 22 2025

...gale warning in effect until 2 am edt thursday...

.through early evening...northwest winds to 30 knots. rain showers
likely and a slight chance of thunderstorms. a slight chance of
waterspouts. waves 7 to 10 feet. 
.tonight...northwest winds to 30 knots. a slight chance of
waterspouts in the evening. rain showers and a slight chance of
thunderstorms in the evening, then rain showers likely after
midnight. waves 7 to 11 feet. 
.thursday...northwest winds to 30 knots. mostly cloudy with a chance
of rain showers. waves 5 to 7 feet. 
.thursday night...northwest winds to 30 knots. rain showers likely.
waves 4 to 6 feet. 
.friday...northwest winds 10 to 20 knots. partly sunny. waves 3 to
5 feet subsiding to 2 to 3 feet early in the afternoon. 
.friday night...northwest winds 5 to 10 knots veering northeast in
the late evening and early morning, then veering southeast after
midnight. partly cloudy. waves 1 to 2 feet. 
.saturday...south winds 5 to 15 knots. mostly sunny. waves around
1 foot. 
.sunday...southeast winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.monday...southeast winds 15 to 25 knots. partly sunny. waves 2 to
3 feet. 

$$

fzus53 kgrr 221958
nshgrr
expires:202510230800;;582073

nearshore marine forecast
national weather service grand rapids mi
358 pm edt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz847-230800-
grand haven to whitehall mi-
358 pm edt wed oct 22 2025

...gale warning in effect until 2 am edt thursday...

.through early evening...northwest winds to 30 knots. rain showers
likely and a slight chance of thunderstorms. a slight chance of
waterspouts. waves 7 to 11 feet. 
.tonight...northwest winds to 30 knots. a slight chance of
waterspouts in the evening. rain showers and a slight chance of
thunderstorms in the evening, then rain showers likely after
midnight. waves 8 to 12 feet. 
.thursday...northwest winds to 30 knots. mostly cloudy with a chance
of rain showers. waves 6 to 8 feet. 
.thursday night...northwest winds to 30 knots decreasing to 15 to
20 knots after midnight. rain showers likely. waves 5 to 7 feet. 
.friday...northwest winds 15 to 20 knots. partly sunny. waves 3 to
5 feet subsiding to 2 to 3 feet early in the afternoon. 
.friday night...northwest winds 5 to 15 knots veering southeast
after midnight. partly cloudy. waves 1 to 3 feet. 
.saturday...southeast winds 5 to 15 knots. mostly sunny. waves
around 1 foot. 
.sunday...southeast winds 15 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.monday...southeast winds 15 to 25 knots. partly sunny. waves 2 to
3 feet. 

$$

fzus53 kgrr 221958
nshgrr
expires:202510230800;;582071

nearshore marine forecast
national weather service grand rapids mi
358 pm edt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz849-230800-
pentwater to manistee mi-
358 pm edt wed oct 22 2025

...gale warning in effect until 2 am edt thursday...

.through early evening...northwest winds to 30 knots. rain showers
likely and a slight chance of thunderstorms. a slight chance of
waterspouts. waves 6 to 8 feet. 
.tonight...northwest winds to 30 knots. a slight chance of
waterspouts in the evening. rain showers and a slight chance of
thunderstorms in the evening, then rain showers likely after
midnight. waves 6 to 9 feet. 
.thursday...northwest winds to 30 knots. mostly cloudy with a chance
of rain showers. waves 5 to 7 feet. 
.thursday night...northwest winds 15 to 25 knots. rain showers
likely. waves 4 to 6 feet. 
.friday...northwest winds 10 to 20 knots. partly sunny with a slight
chance of rain showers. waves 2 to 4 feet subsiding to 1 to 3 feet
early in the afternoon. 
.friday night...northwest winds 5 to 10 knots backing west in the
late evening and early morning, then backing south after midnight.
partly cloudy. waves 1 to 2 feet. 
.saturday...south winds 5 to 15 knots. mostly sunny. waves around
1 foot. 
.sunday...southeast winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.monday...southeast winds 15 to 20 knots. partly sunny. waves 1 to
3 feet. 

$$

fzus53 kiwx 221934
nshiwx
expires:202510230215;;581505

nearshore marine forecast
national weather service northern indiana
334 pm edt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz043-230215-
new buffalo mi to st joseph mi-
334 pm edt wed oct 22 2025

...gale warning in effect until 8 pm edt this evening...

.tonight...west winds to 30 knots becoming northwest. gusts up to
35 knot gales. showers likely this evening, then showers likely
with a slight chance of thunderstorms after midnight. a chance of
showers late. waves 7 to 11 feet. 
.thursday...northwest winds 15 to 25 knots. a chance of showers.
waves 5 to 9 feet subsiding to 4 to 7 feet. 
.thursday night...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. gusts up to 25 knots. a chance of showers. waves
4 to 6 feet. 
.friday...northwest winds 5 to 15 knots. mostly sunny. waves 3 to
5 feet subsiding to 2 to 3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 58 degrees and at michigan
city is 59 degrees.

$$

fzus53 kiwx 221934
nshiwx
expires:202510230215;;581504

nearshore marine forecast
national weather service northern indiana
334 pm edt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz046-230215-
michigan city in to new buffalo mi-
334 pm edt wed oct 22 2025

...gale warning in effect until 8 pm edt this evening...

.tonight...west winds 15 to 25 knots becoming northwest. gusts up
to 30 knots. a chance of showers. waves 6 to 9 feet. 
.thursday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. gusts up to 25 knots. a chance of showers in the
morning, then a slight chance of showers in the afternoon. waves
4 to 7 feet subsiding to 3 to 5 feet. 
.thursday night...northwest winds 10 to 15 knots. a chance of
showers overnight. waves 3 to 5 feet. 
.friday...northwest winds 5 to 15 knots. mostly sunny. waves 2 to
4 feet. 

the water temperature at st. joseph is 58 degrees and at michigan
city is 59 degrees.

$$

fzus53 klot 221947
nshlot
expires:202510230315;;581883

nearshore marine forecast
national weather service chicago/romeoville il
247 pm cdt wed oct 22 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.


lmz744-745-230315-
gary to burns harbor in-burns harbor to michigan city in-
247 pm cdt wed oct 22 2025

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

.tonight...west winds to 30 kt becoming northwest 15 to 25 kt.
slight chance of showers. waves 5 to 8 ft occasionally to 10 ft.
.thursday...northwest winds 15 to 25 kt. mostly cloudy in the
morning, then becoming partly cloudy. waves 4 to 7 ft
occasionally to 9 ft. 
.thursday night...northwest winds 10 to 20 kt. slight chance of
showers in the evening. waves subsiding to 3 to 5 ft. 
.friday...northwest winds 10 to 15 kt. mostly sunny. waves 3 to
5 ft subsiding to 2 to 4 ft.  

$$

fzus53 klot 221947
nshlot
expires:202510230315;;581882

nearshore marine forecast
national weather service chicago/romeoville il
247 pm cdt wed oct 22 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>743-230315-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
247 pm cdt wed oct 22 2025

...small craft advisory in effect until 9 pm cdt this evening...

.tonight...west winds to 30 kt becoming northwest 15 to 25 kt.
mostly cloudy. waves 3 to 5 ft. 
.thursday...northwest winds 15 to 25 kt. mostly cloudy in the
morning, then becoming partly cloudy. waves 2 to 4 ft. 
.thursday night...northwest winds 10 to 20 kt. mostly clear.
waves 2 to 4 ft. 
.friday...northwest winds 10 to 15 kt becoming north in the
afternoon. sunny. waves 1 to 3 ft.  

$$

fzus53 kmkx 222210
nshmkx
expires:202510230400;;588559

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz643-230400-
sheboygan to port washington wi-
510 pm cdt wed oct 22 2025

...small craft advisory in effect until 1 am cdt thursday...

.tonight...northwest wind 15 to 25 knots with gusts to around
30 knots becoming northwest 15 to 25 knots in the late evening
and early morning, then becoming 15 to 20 knots early in the
morning. chance of showers and drizzle in the evening, then
slight chance of drizzle in the late evening and early morning.
slight chance of showers in the late evening and overnight. waves
3 to 4 feet. 
.thursday...northwest wind 15 to 20 knots. partly sunny. waves
2 to 4 feet subsiding to 1 to 2 feet in the afternoon. 
.thursday night...northwest wind 15 to 20 knots easing to 10 to
15 knots after midnight. partly cloudy. waves 1 to 2 feet. 
.friday...northwest wind 10 to 15 knots easing to 5 to 10 knots
early in the afternoon, then becoming northwest 5 to 10 knots
late in the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kmkx 222210
nshmkx
expires:202510230400;;588560

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz644-230400-
port washington to north point light wi-
510 pm cdt wed oct 22 2025

...small craft advisory in effect until 1 am cdt thursday...

.tonight...west wind up to 30 knots becoming northwest 15 to
25 knots in the late evening and early morning, then becoming
15 to 20 knots early in the morning. slight chance of drizzle
until early morning. waves 3 to 4 feet. 
.thursday...northwest wind 15 to 20 knots. mostly sunny. waves
2 to 4 feet subsiding to 1 to 2 feet in the afternoon. 
.thursday night...northwest wind 15 to 20 knots easing to 10 to
15 knots after midnight. mostly clear. waves 1 to 2 feet. 
.friday...northwest wind 10 to 15 knots easing to 5 to 10 knots
in the late morning and early afternoon, then becoming northwest
5 to 10 knots late in the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kmkx 222210
nshmkx
expires:202510230400;;588561

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz645-230400-
north point light to wind point wi-
510 pm cdt wed oct 22 2025

...small craft advisory in effect until 1 am cdt thursday...

.tonight...west wind 15 to 25 knots with gusts to around 30 knots
veering northwest in the late evening and early morning, then
becoming 15 to 20 knots early in the morning. slight chance of
drizzle until early morning. waves 3 to 4 feet. 
.thursday...northwest wind 15 to 20 knots. partly sunny. waves
2 to 4 feet subsiding to 1 to 3 feet late in the afternoon. 
.thursday night...northwest wind 15 to 20 knots easing to 10 to
15 knots after midnight. mostly clear. waves 2 to 4 feet
subsiding to 1 to 2 feet after midnight. 
.friday...northwest wind 10 to 15 knots easing to 5 to 10 knots
in the afternoon. sunny. waves around 1 foot. 

$$

fzus53 kmkx 222210
nshmkx
expires:202510230400;;588562

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt wed oct 22 2025

for waters within five nautical miles of shore on lake michigan


lmz646-230400-
wind point wi to winthrop harbor il-
510 pm cdt wed oct 22 2025

...small craft advisory in effect until 1 am cdt thursday...

.tonight...west wind 15 to 25 knots with gusts to around 30 knots
veering northwest in the late evening and early morning, then
becoming 15 to 20 knots early in the morning. slight chance of
drizzle through around midnight. waves 3 to 4 feet. 
.thursday...northwest wind 15 to 20 knots. mostly sunny. waves
2 to 4 feet subsiding to 1 to 2 feet late in the afternoon. 
.thursday night...northwest wind 15 to 20 knots easing to 10 to
15 knots after midnight. mostly clear. waves 1 to 2 feet. 
.friday...northwest wind 10 to 15 knots easing to 5 to 10 knots
early in the afternoon, then becoming northwest 5 to 10 knots
late in the afternoon. sunny. waves around 1 foot. 

$$