fzus53 kapx 191843
nshapx
expires:202510200245;;412152

nearshore marine forecast
national weather service gaylord mi
243 pm edt sun oct 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.


lmz346-200245-
manistee to point betsie mi-
243 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.through early evening...northwest wind 15 to 25 knots. gusts to
35 knots. mostly cloudy. waves 5 to 8 feet. waves occasionally 
around 10 feet. 
.tonight...northwest wind 10 to 20 knots. gusts to 35 knots. partly
cloudy. waves 4 to 6 feet. 
.monday...southwest wind 10 to 15 knots. sunny. waves 2 to
4 feet. 
.monday night...south wind 15 to 25 knots. rain showers. waves
5 to 8 feet. 
.tuesday...west wind 15 to 25 knots. rain showers. waves 6 to
9 feet. 

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 192127
nshgrb
expires:202510200100;;419813

nearshore marine forecast
national weather service green bay wi
427 pm cdt sun oct 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-
427 pm cdt sun oct 19 2025

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

.rest of this afternoon...nw wind 15 to 25 kts. partly sunny.
waves 1 to 3 ft. 
.tonight...nw wind 15 to 25 kts backing w 10 to 15 kts after
midnight. clear. waves 1 to 3 ft. 
.monday...sw wind 10 to 15 kts becoming s to around 30 kts in the
afternoon. mostly sunny. waves 1 to 3 ft building to 6 to 10 ft. 
.monday night...s wind to around 30 kts becoming w 10 to 20 kts
after midnight. light rain showers in the evening, then a chance
of rain showers after midnight. waves 8 to 12 ft subsiding to
4 to 7 ft. 
.tuesday...w wind 15 to 25 kts with gusts to around 30 kts. light
rain showers likely in the afternoon. waves 3 to 5 ft subsiding
to 2 to 4 ft in the late morning and afternoon. 

$$

fzus53 kgrr 192233
nshgrr
expires:202510200800;;421939

nearshore marine forecast
national weather service grand rapids mi
633 pm edt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz849-200800-
pentwater to manistee mi-
633 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.through early evening...northwest winds to 30 knots. rain showers
likely. waves 7 to 10 feet. 
.tonight...northwest winds to 30 knots decreasing to 15 to 20 knots
after midnight. partly cloudy. waves 5 to 7 feet. 
.monday...west winds 10 to 15 knots backing southwest 15 to 25 knots
in the late morning and afternoon. sunny. waves 2 to 4 feet
subsiding to 1 to 3 feet in the late morning and early afternoon,
then building to 4 to 6 feet early in the afternoon. 
.monday night...south gales to 35 knots veering southwest to
30 knots after midnight. rain showers. waves 7 to 10 feet. 
.tuesday...west winds to 30 knots increasing to gales to 35 knots
early in the afternoon. mostly cloudy with rain showers. waves 8 to
12 feet. 
.tuesday night...west gales to 35 knots. rain showers. waves 9 to
13 feet. 
.wednesday...northwest gales to 35 knots. rain showers. waves 7 to
11 feet. 
.thursday...northwest winds to 30 knots. rain showers likely. waves
5 to 7 feet. 
.friday...northwest winds 10 to 20 knots. partly sunny. waves 1 to
3 feet. 

$$

fzus53 kgrr 192233
nshgrr
expires:202510200800;;421944

nearshore marine forecast
national weather service grand rapids mi
633 pm edt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz844-200800-
st joseph to south haven mi-
633 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.through early evening...northwest gales to 35 knots. rain showers.
waves 11 to 15 feet. 
.tonight...northwest gales to 35 knots decreasing to 15 to 25 knots.
partly cloudy. waves 7 to 11 feet. 
.monday...west winds 10 to 20 knots backing southwest in the late
morning and afternoon. sunny. waves 4 to 6 feet subsiding to 2 to
4 feet early in the afternoon. 
.monday night...south winds to 30 knots increasing to gales to
35 knots in the late evening and early morning, then veering
southwest after midnight. rain showers. waves 4 to 6 feet building
to 6 to 8 feet after midnight. 
.tuesday...west gales to 35 knots. partly sunny with rain showers
and a slight chance of thunderstorms. waves 8 to 12 feet. 
.tuesday night...west gales to 40 knots. rain showers. waves 10 to
14 feet. 
.wednesday...west gales to 40 knots. rain showers likely. waves
11 to 15 feet. 
.thursday...northwest gales to 35 knots decreasing to 30 knots early
in the afternoon. partly sunny with a chance of rain showers. waves
6 to 9 feet. 
.friday...west winds 10 to 15 knots. mostly sunny. waves 2 to
4 feet.

$$

fzus53 kgrr 192233
nshgrr
expires:202510200800;;421943

nearshore marine forecast
national weather service grand rapids mi
633 pm edt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz845-200800-
south haven to holland mi-
633 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.through early evening...northwest gales to 35 knots. rain showers.
patchy fog. waves 10 to 14 feet. 
.tonight...northwest gales to 35 knots decreasing to 15 to 25 knots.
partly cloudy. waves 7 to 11 feet. 
.monday...west winds 15 to 25 knots backing southwest in the late
morning and afternoon. sunny. waves 4 to 6 feet. 
.monday night...south gales to 35 knots veering southwest after
midnight. rain showers. waves 6 to 8 feet building to 7 to 10 feet
after midnight. 
.tuesday...west gales to 40 knots. partly sunny with rain showers
and a slight chance of thunderstorms. waves 10 to 14 feet. 
.tuesday night...west gales to 45 knots. rain showers. waves 12 to
16 feet. 
.wednesday...northwest gales to 40 knots. rain showers. waves 11 to
15 feet. 
.thursday...northwest winds to 30 knots. partly sunny with a chance
of rain showers. waves 7 to 10 feet. 
.friday...west winds 10 to 15 knots. partly sunny. waves 2 to
4 feet.

$$

fzus53 kgrr 192233
nshgrr
expires:202510200800;;421942

nearshore marine forecast
national weather service grand rapids mi
633 pm edt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz846-200800-
holland to grand haven mi-
633 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.through early evening...northwest gales to 35 knots. rain showers.
patchy fog. waves 8 to 12 feet. 
.tonight...northwest gales to 35 knots decreasing to 30 knots in the
late evening and overnight. partly cloudy. waves 7 to 10 feet. 
.monday...west winds 15 to 25 knots backing southwest in the late
morning and afternoon. sunny. waves 4 to 6 feet. 
.monday night...south gales to 40 knots veering southwest gales to
35 knots after midnight. rain showers. waves 7 to 10 feet building
to 7 to 11 feet after midnight. 
.tuesday...west gales to 40 knots. partly sunny with rain showers
and a slight chance of thunderstorms. waves 11 to 15 feet. 
.tuesday night...west gales to 45 knots. rain showers. waves 12 to
16 feet. 
.wednesday...northwest gales to 40 knots. rain showers. waves 11 to
15 feet. 
.thursday...northwest winds to 30 knots. partly sunny with rain
showers likely. waves 6 to 9 feet. 
.friday...northwest winds around 15 knots. partly sunny. waves 2 to
4 feet.

$$

fzus53 kgrr 192233
nshgrr
expires:202510200800;;421941

nearshore marine forecast
national weather service grand rapids mi
633 pm edt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz847-200800-
grand haven to whitehall mi-
633 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.through early evening...northwest gales to 35 knots. rain showers.
waves 7 to 11 feet. 
.tonight...northwest gales to 35 knots decreasing to 30 knots in the
late evening and overnight. partly cloudy. waves 6 to 9 feet. 
.monday...west winds 10 to 20 knots backing southwest in the late
morning and early afternoon, then backing south to 30 knots early in
the afternoon. sunny. waves 3 to 5 feet building to 5 to 7 feet
early in the afternoon. 
.monday night...south gales to 40 knots veering southwest gales to
35 knots after midnight. rain showers. waves 7 to 11 feet building
to 8 to 12 feet after midnight. 
.tuesday...west gales to 40 knots. partly sunny with rain showers
and a slight chance of thunderstorms. waves 11 to 15 feet. 
.tuesday night...west gales to 40 knots. rain showers. waves 12 to
16 feet. 
.wednesday...northwest gales to 40 knots. rain showers. waves 10 to
14 feet. 
.thursday...northwest winds to 30 knots. partly sunny with a chance
of rain showers. waves 6 to 9 feet. 
.friday...northwest winds 10 to 15 knots. mostly sunny. waves 2 to
3 feet. 

$$

fzus53 kgrr 192233
nshgrr
expires:202510200800;;421940

nearshore marine forecast
national weather service grand rapids mi
633 pm edt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz848-200800-
whitehall to pentwater mi-
633 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.through early evening...northwest winds to 30 knots. cloudy with a
chance of rain showers. waves 7 to 11 feet. 
.tonight...northwest winds to 30 knots. partly cloudy. waves 6 to
8 feet. 
.monday...west winds 10 to 20 knots backing southwest in the late
morning and early afternoon, then becoming south to 30 knots early
in the afternoon. sunny. waves 2 to 4 feet building to 5 to 7 feet
early in the afternoon. 
.monday night...south gales to 40 knots veering west gales to
35 knots after midnight. rain showers. waves 8 to 12 feet. 
.tuesday...west gales to 40 knots. partly sunny with rain showers
and a slight chance of thunderstorms. waves 10 to 14 feet. 
.tuesday night...west gales to 40 knots. rain showers. waves 11 to
15 feet. 
.wednesday...northwest gales to 40 knots. rain showers. waves 9 to
13 feet. 
.thursday...northwest winds to 30 knots. partly sunny with a chance
of rain showers. waves 6 to 8 feet. 
.friday...northwest winds around 15 knots. mostly sunny. waves 2 to
3 feet. 

$$

fzus53 kiwx 191940
nshiwx
expires:202510200215;;414152

nearshore marine forecast
national weather service northern indiana
340 pm edt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz046-200215-
michigan city in to new buffalo mi-
340 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.tonight...northwest winds 15 to 25 knots. gusts up to 35 knots.
partly cloudy this evening, then becoming clear. waves 6 to
10 feet subsiding to 4 to 7 feet. 
.monday...west winds 5 to 15 knots becoming south 15 to 20 knots.
gusts up to 25 knots. sunny. waves 2 to 4 feet subsiding to 1 to
2 feet. 
.monday night...south winds 15 to 25 knots becoming southwest.
gusts up to 30 knots. showers likely. waves 1 to 3 feet building
to 3 to 5 feet. 
.tuesday...west winds 15 to 25 knots. gusts up to 25 knots
increasing to 35 knot gales. showers likely. waves 3 to 6 feet
building to 4 to 7 feet. 

the water temperature at michigan city is 56 degrees.

$$

fzus53 kiwx 191940
nshiwx
expires:202510200215;;414153

nearshore marine forecast
national weather service northern indiana
340 pm edt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz043-200215-
new buffalo mi to st joseph mi-
340 pm edt sun oct 19 2025

...gale warning in effect until 11 pm edt this evening...

.tonight...northwest winds 15 to 25 knots. gusts up to 35 knot
gales decreasing to 25 knots. partly cloudy. waves 8 to 11 feet
subsiding to 5 to 9 feet. 
.monday...west winds 10 to 15 knots becoming south 15 to
20 knots. gusts up to 25 knots. sunny. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.monday night...south winds 15 to 25 knots becoming west. gusts
up to 30 knots. showers. waves 1 to 3 feet building to 4 to
7 feet. 
.tuesday...west winds to 30 knots. gusts up to 30 knots
increasing to 40 knot gales. showers in the morning, then showers
likely in the afternoon. waves 6 to 10 feet. 

the water temperature at michigan city is 56 degrees.

$$

fzus53 klot 192004
nshlot
expires:202510200330;;415370

nearshore marine forecast
national weather service chicago/romeoville il
304 pm cdt sun oct 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.


lmz744-745-200330-
gary to burns harbor in-burns harbor to michigan city in-
304 pm cdt sun oct 19 2025

...gale warning in effect until 10 pm cdt this evening...

.tonight...northwest gales to 35 kt diminishing to 15 to 25 kt and
becoming west overnight. clear. waves 8 to 11 ft occasionally to 
14 ft subsiding to 4 to 6 ft occasionally to 8 ft. 
.monday...southwest winds 10 to 15 kt becoming south and
increasing to 30 kt in the afternoon. sunny. waves 2 to 4 ft. a
small craft advisory will likely be needed.
.monday night...south winds to 30 kt becoming southwest
20 to 25 kt overnight. a few 35 kt gales possible in the evening.
chance of showers. waves 2 to 4 ft building to 3 to 5 ft. 
.tuesday...west winds 20 to 25 kt increasing to 35 kt gales in the
afternoon. chance of showers in the afternoon. waves 4 to 6 ft 
occasionally to 8 ft building to 5 to 8 ft occasionally to 10 ft. 

$$

fzus53 klot 192004
nshlot
expires:202510200330;;415369

nearshore marine forecast
national weather service chicago/romeoville il
304 pm cdt sun oct 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>743-200330-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
304 pm cdt sun oct 19 2025

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northwest winds to 30 kt becoming west and diminishing
to 10 to 15 kt overnight. clearing. waves 4 to 7 ft occasionally 
to 9 ft subsiding to 1 to 3 ft. 
.monday...southwest winds 10 to 20 kt becoming south and
increasing to 30 kt in the afternoon. sunny. waves 1 to 3 ft 
building to 4 to 6 ft occasionally to 8 ft. a small craft advisory
will likely be needed.
.monday night...south winds to 30 kt becoming southwest 20 to 25 
kt overnight. a few 35 kt gales possible in the evening. chance of
showers. waves 4 to 7 ft occasionally to 9 ft. 
.tuesday...west winds 20 to 25 kt increasing to 35 kt gales in 
the afternoon. chance of showers in the afternoon. waves 2 to 4 ft
building to 3 to 5 ft. 

$$

fzus53 kmkx 192210
nshmkx
expires:202510200400;;421426

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz644-200400-
port washington to north point light wi-
510 pm cdt sun oct 19 2025

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northwest wind 15 to 25 knots becoming 15 to 20 knots
with gusts to around 25 knots late in the evening, then backing
west 10 to 20 knots after midnight becoming 10 to 15 knots early
in the morning. mostly clear. waves 2 to 4 feet subsiding to 1 to
2 feet after midnight. 
.monday...southwest wind 10 to 15 knots backing south 10 to
20 knots late in the morning, then rising to 15 to 25 knots early
in the afternoon rising to up to 30 knots late in the afternoon.
sunny. waves 1 to 2 feet building to 5 to 7 feet. 
.monday night...south wind up to 30 knots with gusts to around
35 knots veering southwest late in the evening, then becoming
west 15 to 25 knots with gusts to around 30 knots after midnight.
rain showers. waves 6 to 8 feet subsiding to 4 to 6 feet after
midnight. 
.tuesday...west wind 10 to 20 knots with gusts to around 25 knots
rising to 15 to 25 knots late in the morning, then rising to
gales to 35 knots in the afternoon. slight chance of showers in
the morning, then showers likely in the afternoon. waves 3 to
5 feet. 

$$

fzus53 kmkx 192210
nshmkx
expires:202510200400;;421428

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz646-200400-
wind point wi to winthrop harbor il-
510 pm cdt sun oct 19 2025

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northwest wind 15 to 25 knots backing west 15 to
20 knots with gusts to around 25 knots late in the evening, then
becoming 10 to 20 knots after midnight becoming 10 to 15 knots
early in the morning. mostly clear. waves 2 to 4 feet subsiding
to 1 to 2 feet after midnight. 
.monday...southwest wind 10 to 15 knots becoming 10 to 20 knots
late in the morning, then becoming south 15 to 25 knots early in
the afternoon becoming south 15 to 25 knots with gusts to around
30 knots late in the afternoon. sunny. waves 1 to 2 feet building
to 4 to 6 feet. 
.monday night...south wind up to 30 knots with gusts to around
35 knots veering southwest with gusts to around 35 knots late in
the evening, then becoming west 15 to 25 knots with gusts to
around 30 knots after midnight. chance of showers after midnight.
waves 5 to 7 feet subsiding to 3 to 5 feet after midnight. 
.tuesday...west wind 15 to 20 knots with gusts to around 25 knots
becoming 15 to 25 knots late in the morning, then rising to up to
30 knots with gusts to around 35 knots in the afternoon. slight
chance of showers in the morning, then showers likely in the
afternoon. waves 3 to 4 feet. 

$$

fzus53 kmkx 192210
nshmkx
expires:202510200400;;421425

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz643-200400-
sheboygan to port washington wi-
510 pm cdt sun oct 19 2025

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northwest wind 15 to 25 knots becoming 15 to 20 knots
with gusts to around 25 knots late in the evening, then backing
west 10 to 20 knots after midnight becoming 10 to 15 knots early
in the morning. mostly clear. waves 2 to 4 feet subsiding to 1 to
2 feet after midnight. 
.monday...southwest wind 10 to 15 knots becoming 10 to 20 knots
late in the morning, then becoming south 15 to 25 knots with
gusts to around 30 knots early in the afternoon rising to up to
30 knots with gusts to around 35 knots late in the afternoon.
sunny. waves 1 to 2 feet building to 6 to 8 feet. 
.monday night...south wind up to 30 knots with gusts to around
35 knots becoming west 15 to 25 knots with gusts to around
30 knots after midnight, then becoming west 15 to 25 knots early
in the morning. rain showers. waves 8 to 10 feet subsiding to
4 to 6 feet. 
.tuesday...west wind 10 to 20 knots with gusts to around 25 knots
rising to 15 to 25 knots late in the morning, then rising to up
to 30 knots with gusts to around 35 knots early in the afternoon
rising to gales to 35 knots late in the afternoon. slight chance
of showers in the morning, then showers likely in the afternoon.
waves 3 to 4 feet building to 3 to 5 feet in the afternoon. 

$$

fzus53 kmkx 192210
nshmkx
expires:202510200400;;421427

nearshore marine forecast
national weather service milwaukee/sullivan wi
510 pm cdt sun oct 19 2025

for waters within five nautical miles of shore on lake michigan


lmz645-200400-
north point light to wind point wi-
510 pm cdt sun oct 19 2025

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northwest wind 15 to 25 knots becoming west 10 to
20 knots after midnight, then becoming 10 to 15 knots early in
the morning. mostly clear. waves 3 to 4 feet subsiding to 1 to
2 feet after midnight. 
.monday...southwest wind 10 to 15 knots backing south 10 to
20 knots late in the morning, then rising to 15 to 25 knots with
gusts to around 30 knots early in the afternoon rising to up to
30 knots late in the afternoon. sunny. waves 1 to 2 feet building
to 5 to 7 feet. 
.monday night...south wind up to 30 knots with gusts to around
35 knots veering southwest with gusts to around 35 knots late in
the evening, then becoming west 15 to 25 knots with gusts to
around 30 knots after midnight. rain showers. waves 5 to 7 feet
subsiding to 3 to 5 feet after midnight, then subsiding to 3 to
4 feet early in the morning. 
.tuesday...west wind 15 to 25 knots rising to gales to 35 knots
in the afternoon. slight chance of showers in the morning, then
showers likely in the afternoon. waves 3 to 5 feet. 

$$