• CLASSIC IWINDSURF
    Classic myiWindsurfClassic Wind & Weather maps and graphs
Hello Guest
 • 

Classic iWindsurf
kiter? see iKitesurf.com
Grab the iWindsurf Mobile App & Sign On to the New iWindsurf Website
Hi guest · Get your free membership now · Log In ·
IL- chicago area

Real-Time Data
 > Dynamic Map
 > Wind Obs Map
 > Radar + Satellite Map
 > Wind Obs Summary

Computer Forecasts
 > Model Tables
 > Wind Vector Fx Map
 > Wind FlowViz Fx Map

More Maps

Other Resources
Wind Graphs
Meteograms

Watches/Warnings
>None Active

New iWindsurf: Select your region for wind observations & forecasts:
North America | Europe | South America | Australia & Oceania | Asia | Africa

fzus53 kapx 031544
nshapx
expires:202512040045;;941526

nearshore marine forecast
national weather service gaylord mi
1044 am est wed dec 3 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.


lmz346-040045-
manistee to point betsie mi-
1044 am est wed dec 3 2025

...small craft advisory in effect through thursday afternoon...
...gale watch in effect from thursday evening through friday
morning...

.today...northwest wind 15 to 25 knots. snow showers likely in
the late morning, then slight chance of snow showers in the
afternoon. waves 4 to 7 feet subsiding to 4 to 6 feet in the
afternoon. waves occasionally around 9 feet. 
.tonight...northwest wind 15 to 25 knots. heavy freezing spray.
slight chance of snow showers. waves 4 to 7 feet. 
.thursday...west wind 10 to 20 knots. mostly cloudy. waves 4 to
7 feet. 
.thursday night...southwest wind up to 30 knots with gusts to
around 40 knots. heavy freezing spray. waves 10 to 13 feet. 

see the open lakes forecast for days 3 through 5.

$$
fzus53 kgrb 031737
nshgrb
expires:202512040300;;946235

nearshore marine forecast
national weather service green bay wi
1137 am cst wed dec 3 2025

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


lmz542-543-040300-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1137 am cst wed dec 3 2025

...small craft advisory in effect through late tonight...

.this afternoon...nw wind 10 to 20 kts with gusts to around
25 kts. a chance of flurries. waves 1 to 3 ft. 
.tonight...nw wind 10 to 20 kts with gusts to around 25 kts. a
chance of flurries in the evening. waves 1 to 3 ft building to
2 to 4 ft late in the evening, then subsiding to 1 to 3 ft after
midnight. 
.thursday...nw wind 10 to 20 kts backing sw 10 to 15 kts in the
afternoon. mostly sunny. waves 1 to 3 ft. 
.thursday night...sw wind 15 to 25 kts with gusts to around
30 kts. a chance of flurries after midnight. waves 1 to 3 ft
building to 4 to 7 ft in the late evening and overnight. a small
craft advisory may be needed. 

$$
fzus53 kgrr 031823
nshgrr
expires:202512032200;;948573

nearshore marine forecast
national weather service grand rapids mi
123 pm est wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz849-032200-
pentwater to manistee mi-
123 pm est wed dec 3 2025

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

.rest of today...northwest winds 20 to 25 knots. cloudy. waves 5 to
7 feet. 
.tonight...northwest winds to 30 knots. mostly cloudy. freezing
spray. waves 5 to 7 feet. 
.thursday...northwest winds to 30 knots decreasing to 15 to 20 knots
in the late morning and early afternoon, then backing west 10 to
15 knots early in the afternoon. mostly cloudy. freezing spray.
waves 6 to 8 feet subsiding to 2 to 4 feet early in the afternoon. 
.thursday night...southwest winds 15 to 25 knots increasing to gales
to 35 knots in the late evening and overnight. partly cloudy. waves
3 to 5 feet building to 8 to 12 feet in the late evening and
overnight. 
.friday...southwest gales to 35 knots decreasing to 30 knots in the
late morning and afternoon. cloudy with a chance of snow showers.
waves 8 to 12 feet subsiding to 6 to 8 feet early in the afternoon. 
.saturday...northwest winds 15 to 25 knots. mostly cloudy. waves
3 to 5 feet. 
.sunday...north winds 10 to 20 knots. mostly cloudy with a chance of
snow showers. waves 1 to 3 feet. 

$$
fzus53 kgrr 031823
nshgrr
expires:202512032200;;948574

nearshore marine forecast
national weather service grand rapids mi
123 pm est wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz848-032200-
whitehall to pentwater mi-
123 pm est wed dec 3 2025

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

.rest of today...northwest winds 20 to 25 knots. cloudy with a
slight chance of drizzle and snow showers. waves 6 to 8 feet. 
.tonight...northwest winds to 30 knots. mostly cloudy. freezing
spray. waves 6 to 8 feet. 
.thursday...northwest winds to 30 knots decreasing to 15 to 20 knots
in the late morning and early afternoon, then backing west 10 to
15 knots early in the afternoon. mostly cloudy. freezing spray.
waves 6 to 8 feet subsiding to 3 to 5 feet early in the afternoon. 
.thursday night...southwest winds 15 to 25 knots increasing to gales
to 35 knots in the late evening and overnight. partly cloudy. waves
2 to 4 feet building to 8 to 12 feet in the late evening and
overnight. 
.friday...southwest gales to 35 knots decreasing to 30 knots in the
late morning and afternoon. mostly cloudy with a chance of snow
showers. waves 8 to 12 feet. 
.saturday...northwest winds 15 to 25 knots. mostly cloudy. waves
4 to 6 feet. 
.sunday...north winds 15 to 20 knots. mostly cloudy with a chance of
snow showers. waves 1 to 3 feet. 

$$
fzus53 kgrr 031823
nshgrr
expires:202512032200;;948578

nearshore marine forecast
national weather service grand rapids mi
123 pm est wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz844-032200-
st joseph to south haven mi-
123 pm est wed dec 3 2025

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

.rest of today...west winds 20 to 25 knots. snow showers with
possible freezing drizzle, rain showers and drizzle likely. waves
5 to 7 feet. 
.tonight...northwest winds to 30 knots. snow showers likely. waves
6 to 8 feet. 
.thursday...northwest winds 15 to 25 knots becoming west 5 to
10 knots early in the afternoon. mostly cloudy. waves 6 to 9 feet
subsiding to 4 to 6 feet early in the afternoon. 
.thursday night...south winds 15 to 25 knots. partly cloudy. waves
4 to 6 feet. 
.friday...southwest winds 20 to 25 knots. partly sunny. waves 4 to
6 feet. 
.saturday...west winds 15 to 25 knots. cloudy with a chance of snow
showers. waves 4 to 6 feet. 
.sunday...northeast winds 10 to 20 knots. mostly cloudy with a
chance of snow showers. waves 1 to 3 feet. 

$$
fzus53 kgrr 031823
nshgrr
expires:202512032200;;948576

nearshore marine forecast
national weather service grand rapids mi
123 pm est wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz846-032200-
holland to grand haven mi-
123 pm est wed dec 3 2025

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

.rest of today...west winds 20 to 25 knots. snow showers likely, a
slight chance of rain showers and drizzle. waves 6 to 8 feet. 
.tonight...northwest winds to 30 knots. cloudy. waves 6 to 8 feet. 
.thursday...northwest winds 20 to 25 knots decreasing to 10 to
20 knots in the late morning and early afternoon, then backing west
around 10 knots early in the afternoon. mostly cloudy. waves 6 to
9 feet subsiding to 3 to 5 feet early in the afternoon. 
.thursday night...southwest winds 10 to 20 knots increasing to gales
to 35 knots. mostly cloudy with a chance of snow showers. waves 2 to
4 feet building to 7 to 10 feet in the late evening and overnight. 
.friday...southwest gales to 35 knots decreasing to 30 knots in the
late morning and afternoon. mostly cloudy with a chance of snow
showers. waves 7 to 11 feet. 
.saturday...west winds 20 to 25 knots. cloudy with a chance of snow
showers. waves 4 to 6 feet. 
.sunday...north winds 15 to 20 knots. mostly cloudy with a chance of
snow showers. waves 1 to 2 feet. 

$$
fzus53 kgrr 031823
nshgrr
expires:202512032200;;948577

nearshore marine forecast
national weather service grand rapids mi
123 pm est wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz845-032200-
south haven to holland mi-
123 pm est wed dec 3 2025

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

.rest of today...west winds 20 to 25 knots. snow showers likely, a
slight chance of rain showers and drizzle. waves 6 to 8 feet. 
.tonight...northwest winds to 30 knots. cloudy with a chance of snow
showers. waves 6 to 8 feet. 
.thursday...northwest winds 20 to 25 knots decreasing to 10 to
20 knots in the late morning and early afternoon, then backing west
5 to 10 knots early in the afternoon. mostly cloudy. waves 6 to
9 feet subsiding to 4 to 6 feet early in the afternoon. 
.thursday night...southwest winds 10 to 20 knots becoming south to
30 knots in the late evening and overnight. mostly cloudy with a
slight chance of snow showers. waves 2 to 4 feet building to 6 to
8 feet. 
.friday...southwest winds to 30 knots. partly sunny. waves 6 to
9 feet. 
.saturday...west winds 15 to 25 knots. cloudy with a chance of snow
showers. waves 4 to 6 feet. 
.sunday...northeast winds 15 to 20 knots. mostly cloudy with a
chance of snow showers. waves 1 to 2 feet. 

$$
fzus53 kgrr 031823
nshgrr
expires:202512032200;;948575

nearshore marine forecast
national weather service grand rapids mi
123 pm est wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz847-032200-
grand haven to whitehall mi-
123 pm est wed dec 3 2025

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

.rest of today...west winds 20 to 25 knots. cloudy with a chance of
snow showers and a slight chance of drizzle. waves 6 to 8 feet. 
.tonight...northwest winds to 30 knots. mostly cloudy. waves 6 to
8 feet. 
.thursday...northwest winds 20 to 25 knots decreasing to 10 to
20 knots in the late morning and early afternoon, then backing west
early in the afternoon. mostly cloudy. waves 6 to 8 feet subsiding
to 3 to 5 feet early in the afternoon. 
.thursday night...southwest winds 10 to 20 knots increasing to gales
to 35 knots in the late evening and overnight. mostly cloudy with a
slight chance of snow showers. waves 2 to 4 feet building to 8 to
12 feet in the late evening and overnight. 
.friday...southwest gales to 35 knots decreasing to 30 knots in the
late morning and afternoon. mostly cloudy with a chance of snow
showers. waves 8 to 12 feet. 
.saturday...northwest winds 15 to 25 knots. mostly cloudy with a
chance of snow showers. waves 4 to 6 feet. 
.sunday...north winds 15 to 20 knots. mostly cloudy with a chance of
snow showers. waves 1 to 2 feet. 

$$
fzus53 kiwx 031531
nshiwx
expires:202512032130;;941201

nearshore marine forecast
national weather service northern indiana
1031 am est wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz043-032130-
new buffalo mi to st joseph mi-
1031 am est wed dec 3 2025

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

.rest of today...southwest winds 15 to 20 knots becoming west.
gusts up to 25 knots. a slight chance of snow late this morning,
then a chance of snow early this afternoon. snow likely late.
waves 3 to 6 feet. 
.tonight...northwest winds to 30 knots. a chance of snow in the
evening, then a slight chance of snow overnight. waves 5 to
8 feet. 
.thursday...northwest winds 15 to 25 knots becoming west and
diminishing to 5 to 15 knots. gusts up to 30 knots. mostly
cloudy. waves 5 to 8 feet subsiding to 3 to 5 feet. 
.thursday night...southwest winds 10 to 15 knots becoming south
15 to 20 knots. mostly cloudy in the evening, then becoming
partly cloudy. waves 2 to 4 feet. 

the water temperature at st. joseph is 43 degrees and at michigan
city is 42 degrees.

$$
fzus53 kiwx 031531
nshiwx
expires:202512032130;;941200

nearshore marine forecast
national weather service northern indiana
1031 am est wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz046-032130-
michigan city in to new buffalo mi-
1031 am est wed dec 3 2025

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

.rest of today...southwest winds 15 to 20 knots becoming west.
gusts up to 25 knots. a slight chance of snow late this morning,
then a chance of snow early this afternoon. snow likely late.
waves 2 to 4 feet. 
.tonight...northwest winds 15 to 25 knots. a chance of snow in
the evening. waves 3 to 6 feet building to 5 to 8 feet. 
.thursday...northwest winds 15 to 25 knots becoming west and
diminishing to 5 to 10 knots in the afternoon. gusts up to
30 knots. mostly cloudy. waves 5 to 8 feet subsiding to 2 to
4 feet. 
.thursday night...southwest winds 5 to 15 knots becoming south
15 to 20 knots. partly cloudy. waves 1 to 3 feet. 

the water temperature at st. joseph is 43 degrees and at michigan
city is 42 degrees.

$$
fzus53 klot 031559
nshlot
expires:202512032215;;941734

nearshore marine forecast
national weather service chicago/romeoville il
959 am cst wed dec 3 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.


lmz744-745-032215-
gary to burns harbor in-burns harbor to michigan city in-
959 am cst wed dec 3 2025

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

.rest of today...southwest winds 20 to 25 kt becoming west 15 to
25 kt in the afternoon. chance of snow in the afternoon. waves 3 
to 5 ft.
.tonight...northwest winds 20 to 25 kt. chance of snow in the 
evening. waves 3 to 5 ft building to 6 to 9 ft occasionally to 12
ft.
.thursday...northwest winds 20 to 25 kt becoming west and 
diminishing to 10 to 15 kt in the afternoon. mostly cloudy in 
the morning, then becoming partly cloudy. waves 6 to 9 ft 
occasionally to 12 ft subsiding to 3 to 5 ft late.
.thursday night...south winds 10 to 20 kt. partly cloudy. waves
2 to 4 ft.

$$
fzus53 klot 031559
nshlot
expires:202512032215;;941733

nearshore marine forecast
national weather service chicago/romeoville il
959 am cst wed dec 3 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>743-032215-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
959 am cst wed dec 3 2025

...small craft advisory in effect from 9 pm cst this evening 
through thursday morning...

.rest of today...southwest winds 15 to 25 kt becoming west 15 to 
20 kt in the early afternoon then shifting to northwest. slight 
chance of snow late in the morning, then chance of snow in the 
afternoon. waves 2 to 4 ft subsiding to 1 to 3 ft.
.tonight...northwest winds 15 to 20 kt increasing to 20 to 25 kt
in the mid to late evening. mostly cloudy in the evening, then 
becoming partly cloudy. waves 2 to 4 ft building to 4 to 6 ft 
occasionally to 8 ft.
.thursday...northwest winds 15 to 20 kt becoming west and
diminishing to around 10 kt in the afternoon. partly cloudy in
the morning then clearing. waves 3 to 6 ft occasionally to 8 ft
subsiding to 1 to 3 ft.
.thursday night...southwest winds 10 to 20 kt. partly cloudy.
waves 2 to 4 ft.

$$
fzus53 kmkx 031910
nshmkx
expires:202512032300;;950244

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cst wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz643-032300-
sheboygan to port washington wi-
110 pm cst wed dec 3 2025

...small craft advisory in effect through late tonight...

.rest of today...northwest wind 15 to 20 knots becoming 10 to
20 knots late in the afternoon. gusts up to 25 knots. mostly
cloudy. waves 2 to 4 feet. 
.tonight...northwest wind 15 to 20 knots becoming 15 to 25 knots
late in the evening, then becoming 15 to 20 knots after midnight.
partly cloudy through around midnight then clearing. waves 2 to
4 feet. 
.thursday...northwest wind 15 to 20 knots easing to 10 to
15 knots late in the morning, then becoming west 5 to 10 knots
early in the afternoon becoming southwest 10 to 15 knots late in
the afternoon. sunny. waves 2 to 4 feet subsiding to 1 to 2 feet
in the late morning and afternoon. 
.thursday night...southwest wind 15 to 20 knots rising to up to
30 knots in the late evening and overnight. freezing spray after
midnight. waves 4 to 6 feet. 

wave heights are for ice free areas.

$$
fzus53 kmkx 031910
nshmkx
expires:202512032300;;950245

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cst wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz644-032300-
port washington to north point light wi-
110 pm cst wed dec 3 2025

...small craft advisory in effect through late tonight...

.rest of today...northwest wind 15 to 20 knots. mostly cloudy.
waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. 
.tonight...northwest wind 15 to 20 knots. gusts up to 25 knots.
partly cloudy through around midnight then clearing. waves 3 to
4 feet. 
.thursday...northwest wind 15 to 20 knots easing to 10 to
15 knots late in the morning, then becoming west 5 to 10 knots
early in the afternoon becoming southwest 10 to 15 knots late in
the afternoon. sunny. waves 2 to 4 feet subsiding to around
1 foot in the late morning and afternoon. 
.thursday night...southwest wind 15 to 20 knots becoming 15 to
25 knots in the late evening and overnight. partly cloudy through
around midnight then becoming mostly cloudy. waves 1 to 2 feet
building to 3 to 5 feet. 

wave heights are for ice free areas.

$$
fzus53 kmkx 031910
nshmkx
expires:202512032300;;950246

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cst wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz645-032300-
north point light to wind point wi-
110 pm cst wed dec 3 2025

...small craft advisory in effect through late tonight...

.rest of today...northwest wind 15 to 20 knots. mostly cloudy.
waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. 
.tonight...northwest wind 15 to 20 knots becoming 15 to 25 knots
in the late evening and early morning, then becoming 15 to
20 knots early in the morning. partly cloudy. waves 3 to 4 feet
building to 3 to 5 feet in the late evening and early morning,
then subsiding to 3 to 4 feet early in the morning. 
.thursday...northwest wind 10 to 20 knots becoming 10 to 15 knots
late in the morning, then becoming west 5 to 10 knots early in
the afternoon becoming southwest 10 to 15 knots late in the
afternoon. sunny. waves 3 to 4 feet subsiding to 1 to 2 feet in
the afternoon. 
.thursday night...southwest wind 10 to 20 knots rising to 15 to
25 knots in the late evening and overnight. partly cloudy. waves
1 to 2 feet building to 3 to 4 feet in the late evening and
overnight. 

wave heights are for ice free areas.

$$
fzus53 kmkx 031910
nshmkx
expires:202512032300;;950247

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 pm cst wed dec 3 2025

for waters within five nautical miles of shore on lake michigan


lmz646-032300-
wind point wi to winthrop harbor il-
110 pm cst wed dec 3 2025

...small craft advisory in effect through late tonight...

.rest of today...northwest wind 15 to 20 knots. scattered
flurries early in the afternoon. waves 1 to 2 feet building to
2 to 4 feet late in the afternoon. 
.tonight...northwest wind 15 to 20 knots becoming 15 to 25 knots
in the late evening and early morning, then becoming 15 to
20 knots early in the morning. partly cloudy through around
midnight then clearing. waves 3 to 4 feet. 
.thursday...northwest wind 15 to 20 knots easing to 10 to
15 knots late in the morning, then becoming west 5 to 10 knots
early in the afternoon backing southwest 5 to 15 knots late in
the afternoon. sunny. waves 3 to 4 feet subsiding to 1 to 2 feet
in the afternoon. 
.thursday night...southwest wind 10 to 20 knots rising to 15 to
25 knots in the late evening and overnight. partly cloudy. waves
1 to 2 feet building to 3 to 4 feet in the late evening and
overnight. 

wave heights are for ice free areas.

$$
© Copyright 2025 WeatherFlow, Inc · Contact Us ·