• 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 220722
nshapx
expires:202609221530;;859721

nearshore marine forecast
national weather service gaylord mi
322 am edt tue sep 22 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.


lmz346-221530-
manistee to point betsie mi-
322 am edt tue sep 22 2026

.today...east wind 15 to 20 knots. mostly cloudy early in the
morning then becoming mostly sunny. waves 2 feet or less. 
.tonight...east wind 10 to 15 knots. mostly clear. waves 2 feet
or less. 
.wednesday...east wind 10 to 15 knots. sunny. waves 2 feet or
less. 
.wednesday night...east wind 5 to 10 knots. mostly clear. waves
2 feet or less. 

see the open lakes forecast for days 3 through 5.

$$
fzus53 kgrb 221212
nshgrb
expires:202609221600;;869927

nearshore marine forecast
national weather service green bay wi
711 am cdt tue sep 22 2026

for waters within five nautical miles of shore on lake michigan


lmz541>543-221600-
rock island passage to sturgeon bay wi-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
711 am cdt tue sep 22 2026

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

.today...ne wind 15 to 25 kts. waves 3 to 5 ft. partly cloudy. 
.tonight...e wind 15 to 25 kts decreasing to 10 to 15 kts after
midnight. waves 4 to 7 ft. mostly clear. 
.wednesday...e wind 10 to 15 kts. waves 2 to 4 ft subsiding to
1 to 3 ft in the afternoon. sunny.
.wednesday night...e wind 10 to 15 kts veering se in the late
evening and overnight. waves 2 to 4 ft. mostly clear.  

$$
fzus53 kiwx 220738
nshiwx
expires:202609221600;;859978

nearshore marine forecast
national weather service northern indiana
338 am edt tue sep 22 2026

for waters within five nautical miles of shore on lake michigan


lmz046-221600-
michigan city in to new buffalo mi-
338 am edt tue sep 22 2026

.today...northeast winds 10 to 15 knots. mostly cloudy. waves
2 to 4 feet. 
.tonight...northeast winds 10 to 15 knots. a slight chance of
showers overnight. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...northeast winds 10 to 15 knots. mostly cloudy. waves
1 to 3 feet. 
.wednesday night...northeast winds 5 to 15 knots becoming east.
mostly cloudy. waves 2 feet or less. 

the water temperature at st. joseph and at michigan city is 51 
degrees.

$$
fzus53 kiwx 220738
nshiwx
expires:202609221600;;859977

nearshore marine forecast
national weather service northern indiana
338 am edt tue sep 22 2026

for waters within five nautical miles of shore on lake michigan


lmz043-221600-
new buffalo mi to st joseph mi-
338 am edt tue sep 22 2026

.today...northeast winds 10 to 15 knots. partly sunny. waves 1 to
3 feet. 
.tonight...northeast winds 10 to 15 knots. mostly cloudy. waves
1 to 3 feet. 
.wednesday...northeast winds 10 to 15 knots. partly sunny. waves
1 to 2 feet. 
.wednesday night...northeast winds 5 to 10 knots becoming east.
mostly cloudy. waves 2 feet or less. 

the water temperature at st. joseph and at michigan city is 51 
degrees.

$$
fzus53 klot 220756
nshlot
expires:202609221530;;860450

nearshore marine forecast
national weather service chicago/romeoville il
256 am cdt tue sep 22 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.


lmz745-221530-
burns harbor to michigan city in-
256 am cdt tue sep 22 2026

.today...northeast winds 15 to 20 kt. slight chance of showers in
the afternoon. waves 3 to 5 ft. 
.tonight...northeast winds 15 to 20 kt. slight chance of showers.
waves 3 to 5 ft. 
.wednesday...northeast winds 15 to 20 kt. mostly cloudy. waves 3
to 5 ft subsiding to 2 to 4 ft. 
.wednesday night...east winds 10 to 20 kt. mostly cloudy. waves
2 to 4 ft subsiding to 1 to 3 ft.  

$$
fzus53 klot 220756
nshlot
expires:202609221530;;860448

nearshore marine forecast
national weather service chicago/romeoville il
256 am cdt tue sep 22 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>742-221530-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
256 am cdt tue sep 22 2026

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

.today...northeast winds 15 to 20 kt. a few gusts to 25 kt this
morning. slight chance of showers. waves 4 to 7 ft occasionally 
to 9 ft. 
.tonight...northeast winds 15 to 25 kt becoming east. slight
chance of showers in the evening. waves 4 to 7 ft occasionally to
9 ft. 
.wednesday...northeast winds 15 to 20 kt. mostly cloudy. waves
4 to 6 ft occasionally to 8 ft. 
.wednesday night...east winds 10 to 20 kt. mostly cloudy. waves
3 to 5 ft.  

$$
fzus53 klot 220756
nshlot
expires:202609221530;;860449

nearshore marine forecast
national weather service chicago/romeoville il
256 am cdt tue sep 22 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.


lmz743-744-221530-
calumet harbor il to gary in-gary to burns harbor in-
256 am cdt tue sep 22 2026

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

.today...northeast winds 15 to 20 kt. slight chance of showers in
the afternoon. waves 3 to 6 ft occasionally 8 ft. 
.tonight...northeast winds 15 to 25 kt. slight chance of showers
in the evening. waves 3 to 6 ft occasionally 8 ft. 
.wednesday...northeast winds 15 to 20 kt. mostly cloudy. waves
3 to 5 ft. 
.wednesday night...northeast winds 10 to 20 kt becoming east.
mostly cloudy. waves 2 to 4 ft.  

$$
fzus53 kmkx 221210
nshmkx
expires:202609221600;;869894

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt tue sep 22 2026

for waters within five nautical miles of shore on lake michigan


lmz643-221600-
sheboygan to port washington wi-
710 am cdt tue sep 22 2026

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

.today...east wind 15 to 20 knots becoming 10 to 20 knots late in
the morning, then backing northeast 15 to 20 knots in the
afternoon. scattered showers in the morning. waves 4 to 6 feet. 
.tonight...northeast wind 15 to 20 knots veering east 15 to
25 knots late in the evening, then easing to 10 to 20 knots after
midnight becoming east 10 to 20 knots early in the morning.
partly cloudy. waves 3 to 5 feet building to 5 to 7 feet in the
late evening and early morning, then subsiding to 4 to 6 feet
early in the morning. 
.wednesday...east wind 15 to 20 knots becoming northeast 10 to
15 knots with gusts to around 20 knots early in the afternoon,
then becoming northeast 10 to 15 knots late in the afternoon.
mostly sunny. waves 4 to 6 feet subsiding to 3 to 4 feet in the
afternoon. 
.wednesday night...northeast wind 15 to 20 knots veering east
late in the evening, then becoming east 15 to 20 knots after
midnight easing to 10 to 15 knots early in the morning. partly
cloudy. waves 3 to 4 feet building to 4 to 6 feet after midnight,
then subsiding to 3 to 4 feet early in the morning. 

$$
fzus53 kmkx 221210
nshmkx
expires:202609221600;;869895

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt tue sep 22 2026

for waters within five nautical miles of shore on lake michigan


lmz644-221600-
port washington to north point light wi-
710 am cdt tue sep 22 2026

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

.today...east wind 15 to 20 knots becoming 15 to 25 knots late in
the morning, then becoming northeast 10 to 20 knots early in the
afternoon becoming 15 to 20 knots late in the afternoon. isolated
showers in the morning, then scattered sprinkles late in the
morning. waves 5 to 7 feet subsiding to 4 to 6 feet late in the
afternoon. 
.tonight...northeast wind 15 to 20 knots veering east 15 to
25 knots in the late evening and early morning, then easing to
10 to 20 knots early in the morning. partly cloudy. waves 4 to
6 feet building to 5 to 7 feet late in the evening, then building
to 6 to 8 feet after midnight subsiding to 5 to 7 feet early in
the morning. 
.wednesday...east wind 10 to 20 knots becoming 15 to 20 knots
late in the morning, then backing northeast early in the
afternoon easing to 10 to 15 knots late in the afternoon. partly
sunny. waves 5 to 7 feet subsiding to 3 to 4 feet. 
.wednesday night...northeast wind 15 to 20 knots veering east
late in the evening, then becoming east 15 to 20 knots after
midnight easing to 10 to 15 knots early in the morning. partly
cloudy. waves 3 to 4 feet building to 3 to 5 feet in the late
evening and overnight. 

$$
fzus53 kmkx 221210
nshmkx
expires:202609221600;;869896

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt tue sep 22 2026

for waters within five nautical miles of shore on lake michigan


lmz645-221600-
north point light to wind point wi-
710 am cdt tue sep 22 2026

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

.today...east wind 15 to 20 knots becoming 15 to 25 knots late in
the morning, then backing northeast early in the afternoon
becoming 15 to 20 knots late in the afternoon. isolated showers
in the morning, then scattered sprinkles late in the morning.
waves 5 to 7 feet. 
.tonight...northeast wind 15 to 25 knots veering east in the late
evening and early morning, then easing to 10 to 20 knots early in
the morning. partly cloudy. waves 4 to 6 feet building to 6 to
8 feet. 
.wednesday...east wind 10 to 20 knots backing northeast 15 to
20 knots in the afternoon. partly sunny. waves 5 to 7 feet
subsiding to 4 to 6 feet late in the afternoon. 
.wednesday night...northeast wind 15 to 20 knots veering east
late in the evening, then becoming east 15 to 20 knots after
midnight. mostly cloudy through around midnight then becoming
partly cloudy. waves 4 to 6 feet. 

$$
fzus53 kmkx 221210
nshmkx
expires:202609221600;;869897

nearshore marine forecast
national weather service milwaukee/sullivan wi
710 am cdt tue sep 22 2026

for waters within five nautical miles of shore on lake michigan


lmz646-221600-
wind point wi to winthrop harbor il-
710 am cdt tue sep 22 2026

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

.today...east wind 15 to 20 knots becoming 15 to 25 knots late in
the morning, then backing northeast early in the afternoon easing
to 10 to 20 knots late in the afternoon. isolated showers in the
morning, then scattered showers late in the morning. scattered
sprinkles early in the afternoon. waves 5 to 7 feet. 
.tonight...northeast wind 15 to 25 knots veering east in the late
evening and early morning, then easing to 10 to 20 knots early in
the morning. partly cloudy through around midnight then becoming
mostly cloudy. waves 5 to 7 feet building to 6 to 8 feet after
midnight, then subsiding to 5 to 7 feet early in the morning. 
.wednesday...east wind 10 to 20 knots backing northeast early in
the afternoon, then becoming 15 to 20 knots late in the
afternoon. mostly cloudy. waves 5 to 7 feet subsiding to 4 to
6 feet late in the afternoon. 
.wednesday night...east wind 15 to 20 knots easing to 10 to
15 knots early in the morning. mostly cloudy through around
midnight then becoming partly cloudy. waves 4 to 6 feet. 

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