• 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 240739
nshapx
expires:202610241545;;095044

nearshore marine forecast
national weather service gaylord mi
339 am edt sat oct 24 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.


lmz346-241545-
manistee to point betsie mi-
339 am edt sat oct 24 2026

.today...south wind 10 to 15 knots. patchy fog early in the
morning. waves 2 to 3 feet. 
.tonight...south wind 10 to 15 knots. mostly cloudy. waves 2 to
3 feet. 
.sunday...southwest wind 10 to 15 knots. partly sunny. waves 2 to
3 feet. 
.sunday night...north wind 5 to 10 knots. mostly cloudy. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$
fzus53 kgrb 240849
nshgrb
expires:202610241600;;097682

nearshore marine forecast
national weather service green bay wi
349 am cdt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-241600-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
349 am cdt sat oct 24 2026

...dense fog advisory in effect from 9 am to 10 am cdt this
morning...
...small craft advisory in effect from noon cdt today through
sunday morning...

.early this morning...s wind 10 to 15 kts. waves 1 to 3 ft. areas
of fog. 
.today...s wind 10 to 15 kts increasing to 15 to 25 kts in the
late morning and afternoon. waves 3 to 5 ft building to 4 to 7 ft
in the afternoon. patchy fog in the morning. 
.tonight...s wind 10 to 20 kts. waves 4 to 7 ft. mostly cloudy. 
.sunday...sw wind 5 to 10 kts veering nw early in the afternoon.
waves 2 to 4 ft subsiding to 1 to 3 ft in the afternoon. a chance
of showers. 
.sunday night...n wind 10 to 15 kts. waves 1 to 3 ft. cloudy. 

$$
fzus53 kgrr 240843
nshgrr
expires:202610242000;;097484

nearshore marine forecast
national weather service grand rapids mi
443 am edt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz849-242000-
pentwater to manistee mi-
443 am edt sat oct 24 2026

.today...south winds 10 to 20 knots. partly sunny. waves 2 to
4 feet. 
.tonight...south winds 10 to 20 knots. partly cloudy. waves 2 to
4 feet. 
.sunday...south winds 10 to 20 knots. partly sunny. waves 2 to
4 feet. 
.sunday night...south winds 5 to 15 knots veering northwest in the
late evening and early morning, then veering north 5 to 15 knots
after midnight. partly cloudy. waves 2 to 4 feet. 
.monday...northeast winds 10 to 20 knots. mostly cloudy. waves 1 to
3 feet building to 2 to 4 feet early in the afternoon. 
.tuesday...east winds 10 to 15 knots. mostly cloudy. waves around
1 foot. 
.wednesday...south winds 15 to 25 knots. partly sunny. waves 2 to
4 feet. 

$$
fzus53 kgrr 240843
nshgrr
expires:202610242000;;097485

nearshore marine forecast
national weather service grand rapids mi
443 am edt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz848-242000-
whitehall to pentwater mi-
443 am edt sat oct 24 2026

.today...south winds 10 to 20 knots. mostly sunny. waves 1 to 2 feet
building to 2 to 4 feet in the late morning and afternoon. 
.tonight...south winds 10 to 20 knots. partly cloudy. waves 2 to
4 feet. 
.sunday...south winds 15 to 20 knots. partly sunny. waves 3 to
5 feet. 
.sunday night...south winds 5 to 15 knots veering southwest in the
late evening and early morning, then veering north after midnight.
partly cloudy. waves 2 to 4 feet. 
.monday...northeast winds 10 to 20 knots. mostly cloudy. waves 2 to
4 feet. 
.tuesday...east winds 10 to 15 knots. mostly cloudy. waves around
1 foot. 
.wednesday...southeast winds 15 to 20 knots. mostly sunny. waves
2 to 4 feet. 

$$
fzus53 kgrr 240843
nshgrr
expires:202610242000;;097486

nearshore marine forecast
national weather service grand rapids mi
443 am edt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz847-242000-
grand haven to whitehall mi-
443 am edt sat oct 24 2026

.today...south winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.tonight...south winds 10 to 20 knots. partly cloudy. waves 2 to
4 feet. 
.sunday...south winds 10 to 20 knots. partly sunny. waves 2 to
4 feet. 
.sunday night...south winds 10 to 15 knots veering northwest after
midnight. partly cloudy. waves 1 to 3 feet. 
.monday...northeast winds 10 to 15 knots. mostly cloudy. waves
around 1 foot. 
.tuesday...east winds 15 to 20 knots. mostly cloudy. waves around
1 foot. 
.wednesday...southeast winds 15 to 20 knots. mostly sunny. waves
2 to 4 feet. 

$$
fzus53 kgrr 240843
nshgrr
expires:202610242000;;097487

nearshore marine forecast
national weather service grand rapids mi
443 am edt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz846-242000-
holland to grand haven mi-
443 am edt sat oct 24 2026

.today...south winds 5 to 15 knots. mostly sunny. waves around
1 foot. 
.tonight...south winds 5 to 15 knots. partly cloudy. waves 1 to
2 feet. 
.sunday...south winds 10 to 15 knots. partly sunny. waves 2 to
4 feet. 
.sunday night...south winds 5 to 10 knots veering west 10 to
15 knots after midnight. partly cloudy. waves 1 to 2 feet. 
.monday...northeast winds 10 to 15 knots. partly sunny. waves around
1 foot. 
.tuesday...east winds 10 to 20 knots. mostly cloudy. waves around
1 foot. 
.wednesday...southeast winds 10 to 20 knots. mostly sunny. waves
1 to 2 feet. 

$$
fzus53 kgrr 240843
nshgrr
expires:202610242000;;097488

nearshore marine forecast
national weather service grand rapids mi
443 am edt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz845-242000-
south haven to holland mi-
443 am edt sat oct 24 2026

.today...south winds 5 to 15 knots. mostly sunny. patchy fog in the
morning. waves 1 foot or less. 
.tonight...south winds 5 to 15 knots. partly cloudy. waves around
1 foot. 
.sunday...south winds 5 to 15 knots. partly sunny. waves around
1 foot. 
.sunday night...south winds 5 to 10 knots. partly cloudy. waves
1 foot or less. 
.monday...north winds 5 to 10 knots veering northeast 10 to 15 knots
in the late morning and afternoon. partly sunny. waves around
1 foot. 
.tuesday...east winds 10 to 20 knots. mostly cloudy. waves around
1 foot. 
.wednesday...southeast winds 10 to 15 knots. mostly sunny. waves
around 1 foot. 

$$
fzus53 kgrr 240843
nshgrr
expires:202610242000;;097489

nearshore marine forecast
national weather service grand rapids mi
443 am edt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz844-242000-
st joseph to south haven mi-
443 am edt sat oct 24 2026

.today...south winds 5 to 15 knots. mostly sunny. waves 1 foot or
less. 
.tonight...south winds 5 to 15 knots. partly cloudy. waves 1 foot or
less. 
.sunday...south winds 5 to 15 knots. mostly sunny. waves 1 foot or
less. 
.sunday night...south winds 5 to 10 knots. partly cloudy. waves less
than 1 foot. 
.monday...west winds 5 to 10 knots veering north 10 to 15 knots in
the late morning and afternoon. partly sunny. waves 1 to 2 feet. 
.tuesday...east winds 10 to 15 knots. mostly cloudy. waves around
1 foot. 
.wednesday...south winds 10 to 15 knots. mostly sunny. waves 1 foot
or less. 

$$
fzus53 kiwx 240740
nshiwx
expires:202610241415;;095051

nearshore marine forecast
national weather service northern indiana
340 am edt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-241415-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
340 am edt sat oct 24 2026

.today...southeast winds 10 knots or less becoming south 5 to 10
knots. mostly sunny. waves 1 foot or less. 
.tonight...southeast winds 10 knots or less becoming south.
mostly cloudy in the evening, then becoming partly cloudy. waves
1 foot or less. 
.sunday...south winds 5 to 10 knots becoming light and variable.
mostly sunny. waves 1 foot or less. 
.sunday night...south winds 5 to 10 knots becoming southwest. 
mostly cloudy. waves 1 foot or less.

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

$$
fzus53 klot 240829
nshlot
expires:202610241530;;097020

nearshore marine forecast
national weather service chicago/romeoville il
329 am cdt sat oct 24 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.


lmz741-742-241530-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
329 am cdt sat oct 24 2026

.today...southeast winds around 10 kt. partly cloudy. waves 1 to 
2 ft. 
.tonight...south winds around 10 kt. mostly cloudy in the evening
then clearing. waves 1 to 2 ft. 
.sunday...south winds around 10 kt. partly cloudy. waves 1 to
2 ft. 
.sunday night...south winds around 5 kt becoming southwest
overnight. partly cloudy in the evening, then becoming mostly
cloudy. waves around 1 ft.  

$$
fzus53 klot 240829
nshlot
expires:202610241530;;097019

nearshore marine forecast
national weather service chicago/romeoville il
329 am cdt sat oct 24 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.


lmz740-241530-
winthrop harbor to wilmette harbor il-
329 am cdt sat oct 24 2026

.today...southeast winds around 10 kt. patchy fog in the morning.
waves 1 to 2 ft. 
.tonight...south winds around 10 kt. mostly cloudy in the
evening, then becoming partly cloudy. waves 1 to 2 ft. 
.sunday...south winds around 10 kt. mostly cloudy in the morning,
then becoming partly cloudy. waves 1 to 2 ft. 
.sunday night...south winds around 10 kt becoming northwest
overnight. partly cloudy in the evening, then becoming mostly
cloudy. waves 1 to 2 ft.  

$$
fzus53 klot 240829
nshlot
expires:202610241530;;097021

nearshore marine forecast
national weather service chicago/romeoville il
329 am cdt sat oct 24 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>745-241530-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
329 am cdt sat oct 24 2026

.today...southeast winds around 10 kt. partly cloudy. waves 1 to
2 ft.
.tonight...southeast winds around 10 kt becoming south. partly
cloudy. waves around 1 ft. 
.sunday...south winds around 10 kt. partly cloudy. waves 1 ft or
less. 
.sunday night...south winds around 5 kt becoming southwest
overnight. partly cloudy in the evening, then becoming mostly
cloudy. waves 1 ft or less.  

$$
fzus53 klot 240200
nshlot
expires:202610240915;;081352

nearshore marine forecast
national weather service chicago/romeoville il
900 pm cdt fri oct 23 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>742-240915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
900 pm cdt fri oct 23 2026

.rest of tonight...southeast winds 10 to 15 kt becoming south
late. patchy fog near and north of waukegan harbor. waves 1 to 
2 ft. 
.saturday...south winds 10 to 15 kt becoming southeast. partly
cloudy in the morning, then becoming mostly cloudy. waves 1 to
3 ft. 
.saturday night...southeast winds 10 to 15 kt becoming south. 
partly cloudy. waves 1 to 3 ft. 
.sunday...southwest winds 10 to 15 kt becoming southeast 5 to 10
kt in the afternoon. partly cloudy. waves 1 to 2 ft. 

$$
fzus53 kmkx 240811
nshmkx
expires:202610242100;;096776

nearshore marine forecast
national weather service milwaukee/sullivan wi
311 am cdt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz646-242100-
wind point wi to winthrop harbor il-
311 am cdt sat oct 24 2026

.early this morning...south wind 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 
.today...south wind 10 to 15 knots. isolated showers late in the
morning. waves 1 to 2 feet. 
.tonight...south wind 10 to 15 knots. mostly cloudy through
around midnight then becoming partly cloudy. waves 1 to 2 feet. 
.sunday...south wind 10 to 15 knots. mostly sunny. waves around
1 foot. 
.sunday night...south wind 5 to 10 knots veering southwest late
in the evening, then veering west after midnight becoming north
10 to 15 knots early in the morning. partly cloudy through around
midnight then becoming mostly cloudy. waves around 1 foot. 

$$
fzus53 kmkx 240811
nshmkx
expires:202610242100;;096775

nearshore marine forecast
national weather service milwaukee/sullivan wi
311 am cdt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz645-242100-
north point light to wind point wi-
311 am cdt sat oct 24 2026

.early this morning...south wind 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 
.today...south wind 10 to 15 knots. scattered showers late in the
morning. waves 1 to 2 feet building to 2 to 4 feet in the
afternoon. 
.tonight...south wind 10 to 15 knots. mostly cloudy through
around midnight then becoming partly cloudy. waves 2 to 4 feet
subsiding to 1 to 2 feet in the late evening and overnight. 
.sunday...southwest wind 10 to 15 knots backing south late in the
afternoon. partly sunny. waves 1 to 2 feet. 
.sunday night...south wind 5 to 10 knots veering southwest late
in the evening, then veering northwest 5 to 15 knots after
midnight becoming north 10 to 20 knots early in the morning.
partly cloudy through around midnight then becoming mostly
cloudy. waves around 1 foot building to 2 to 4 feet early in the
morning. 

$$
fzus53 kmkx 240811
nshmkx
expires:202610242100;;096774

nearshore marine forecast
national weather service milwaukee/sullivan wi
311 am cdt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz644-242100-
port washington to north point light wi-
311 am cdt sat oct 24 2026

.early this morning...south wind 5 to 10 knots. partly cloudy.
patchy fog. waves around 1 foot. 
.today...south wind 5 to 10 knots rising to 10 to 15 knots late
in the morning, then becoming 10 to 20 knots early in the
afternoon becoming 15 to 20 knots late in the afternoon. patchy
fog in the morning. waves 1 to 2 feet building to 3 to 4 feet in
the afternoon. 
.tonight...south wind 10 to 20 knots becoming 10 to 15 knots late
in the evening, then becoming south 10 to 15 knots after midnight
easing to 5 to 10 knots early in the morning. mostly cloudy
through around midnight then becoming partly cloudy. waves 2 to
4 feet subsiding to 1 to 2 feet after midnight. 
.sunday...southwest wind 5 to 10 knots backing south late in the
afternoon. partly sunny. waves 1 to 2 feet. 
.sunday night...south wind 5 to 10 knots veering west late in the
evening, then becoming north 10 to 15 knots after midnight rising
to 15 to 20 knots early in the morning. partly cloudy through
around midnight then becoming mostly cloudy. waves around 1 foot
building to 2 to 4 feet early in the morning. 

$$
fzus53 kmkx 240811
nshmkx
expires:202610242100;;096773

nearshore marine forecast
national weather service milwaukee/sullivan wi
311 am cdt sat oct 24 2026

for waters within five nautical miles of shore on lake michigan


lmz643-242100-
sheboygan to port washington wi-
311 am cdt sat oct 24 2026

...dense fog advisory in effect until 10 am cdt this morning...
...small craft advisory in effect from noon cdt today through
this evening...

.early this morning...south wind 5 to 10 knots. mostly cloudy.
patchy dense fog. waves 1 to 2 feet. 
.today...south wind 10 to 15 knots becoming 10 to 20 knots late
in the morning, then becoming 15 to 20 knots with gusts to around
25 knots in the afternoon. patchy dense fog in the morning. waves
1 to 3 feet building to 4 to 6 feet. 
.tonight...south wind 15 to 20 knots becoming 10 to 20 knots late
in the evening, then becoming 10 to 15 knots after midnight.
mostly cloudy through around midnight then becoming partly
cloudy. waves 3 to 5 feet subsiding to 3 to 4 feet in the late
evening and overnight. 
.sunday...southwest wind 10 to 15 knots becoming south 5 to
10 knots in the afternoon. partly sunny. waves 1 to 2 feet. 
.sunday night...south wind 5 to 10 knots veering northwest late
in the evening, then becoming north 10 to 15 knots after midnight
rising to 15 to 20 knots early in the morning. partly cloudy
through around midnight then becoming mostly cloudy. waves 1 to
2 feet building to 2 to 4 feet early in the morning. 

$$
© Copyright 2026 WeatherFlow, Inc · Contact Us ·