• 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 130325
nshapx
expires:202606131130;;651514

nearshore marine forecast
national weather service gaylord mi
1125 pm edt fri jun 12 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.


lmz346-131130-
manistee to point betsie mi-
1125 pm edt fri jun 12 2026

.overnight...southwest wind 10 to 20 knots. chance of showers and
slight chance of thunderstorms after midnight. waves 2 to 4 feet.
.saturday...south wind 15 to 20 knots. chance of showers and
thunderstorms. waves 2 to 4 feet. 
.saturday night...north wind 10 to 15 knots. chance of showers.
waves 2 to 4 feet. 
.sunday...northwest wind 5 to 10 knots. mostly sunny. waves
2 feet or less. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$
fzus53 kgrb 130611
nshgrb
expires:202606131000;;657129

nearshore marine forecast
national weather service green bay wi
111 am cdt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-131000-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
111 am cdt sat jun 13 2026

.rest of the night...sw wind 10 to 15 kts. waves 2 ft or less. a
chance of showers and a slight chance of thunderstorms. 
.saturday...sw wind 10 to 20 kts becoming 10 to 15 kts early in
the afternoon. waves 2 to 4 ft. a chance of showers and a slight
chance of thunderstorms. 
.saturday night...nw wind 10 to 15 kts decreasing to 5 to 10 kts
in the late evening and overnight. waves 1 to 3 ft. a chance of
showers in the evening. 
.sunday...nw wind 10 to 15 kts. waves 2 ft or less. partly sunny.

$$
fzus53 kgrr 130623
nshgrr
expires:202606130800;;657823

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz849-130800-
pentwater to manistee mi-
223 am edt sat jun 13 2026

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

.rest of tonight...southwest winds 15 to 20 knots. partly cloudy.
waves 2 to 4 feet. 
.saturday...southwest winds 15 to 25 knots. partly sunny with a
chance of rain showers and a slight chance of thunderstorms. waves
3 to 5 feet. 
.saturday night...southwest winds 10 to 20 knots veering north after
midnight. partly cloudy with a chance of rain showers and a slight
chance of thunderstorms. waves 3 to 5 feet. 
.sunday...northwest winds 10 to 15 knots. mostly sunny. waves 1 to
2 feet. 
.sunday night...west winds 10 to 20 knots. mostly clear. waves 1 to
2 feet. 
.monday...west winds 10 to 20 knots. sunny. waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 25 knots. mostly sunny with a
chance of rain showers. waves 2 to 3 feet building to 3 to 5 feet in
the late morning and afternoon. 
.wednesday...southwest winds 10 to 20 knots backing south early in
the afternoon. partly sunny with a chance of rain showers. waves
2 to 4 feet.

$$
fzus53 kgrr 130623
nshgrr
expires:202606130800;;657824

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz848-130800-
whitehall to pentwater mi-
223 am edt sat jun 13 2026

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

.rest of tonight...southwest winds 15 to 20 knots. mostly clear.
waves 2 to 4 feet. 
.saturday...southwest winds 15 to 25 knots. mostly sunny with a
chance of rain showers. waves 4 to 6 feet. 
.saturday night...southwest winds 15 to 20 knots veering north 10 to
15 knots after midnight. rain showers likely and a slight chance of
thunderstorms. waves 3 to 5 feet. 
.sunday...northwest winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet.
.sunday night...west winds 10 to 20 knots. mostly clear. waves 1 to
3 feet. 
.monday...west winds 15 to 20 knots. sunny. waves 2 to 3 feet. 
.tuesday...southwest winds 15 to 25 knots. mostly sunny with a
chance of rain showers. waves 3 to 5 feet. 
.wednesday...southwest winds 15 to 20 knots backing south early in
the afternoon. partly sunny with a chance of rain showers. waves
2 to 4 feet. 

$$
fzus53 kgrr 130623
nshgrr
expires:202606130800;;657825

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz847-130800-
grand haven to whitehall mi-
223 am edt sat jun 13 2026

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

.rest of tonight...southwest winds around 20 knots. mostly clear.
waves 2 to 4 feet. 
.saturday...southwest winds 20 to 25 knots. sunny. waves 4 to
6 feet. 
.saturday night...southwest winds around 20 knots veering west in
the late evening and early morning, then veering northwest 10 to
15 knots after midnight. mostly cloudy with a chance of showers and
thunderstorms. waves 3 to 5 feet subsiding to 2 to 3 feet after
midnight. 
.sunday...northwest winds 15 to 25 knots. rain showers likely and a
slight chance of thunderstorms. waves 2 to 4 feet.
.sunday night...west winds 15 to 25 knots. mostly clear. waves 2 to
3 feet. 
.monday...west winds 15 to 25 knots. sunny. waves 2 to 3 feet. 
.tuesday...southwest winds 20 to 25 knots. mostly sunny. waves 3 to
5 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with a
chance of rain showers. waves 2 to 4 feet. 

$$
fzus53 kgrr 130623
nshgrr
expires:202606130800;;657827

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz845-130800-
south haven to holland mi-
223 am edt sat jun 13 2026

.rest of tonight...southwest winds around 15 knots. clear. waves
1 to 3 feet. 
.saturday...southwest winds 15 to 25 knots. sunny. waves 2 to
4 feet.
.saturday night...southwest winds 10 to 20 knots veering northwest
after midnight. rain showers likely and a chance of thunderstorms.
waves 2 to 3 feet. 
.sunday...northwest winds 15 to 25 knots. mostly sunny with a chance
of showers and thunderstorms. waves 3 to 5 feet. 
.sunday night...west winds 15 to 20 knots. mostly clear. waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and overnight. 
.monday...west winds 10 to 20 knots. sunny. waves 1 to 3 feet. 
.tuesday...southwest winds 20 to 25 knots. mostly sunny. waves 2 to
3 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with rain
showers likely. waves 2 to 4 feet.

$$
fzus53 kgrr 130623
nshgrr
expires:202606130800;;657826

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz846-130800-
holland to grand haven mi-
223 am edt sat jun 13 2026

.rest of tonight...southwest winds 15 to 20 knots. clear. waves 2 to
3 feet. 
.saturday...southwest winds 15 to 25 knots. sunny. waves 3 to
5 feet. 
.saturday night...southwest winds 15 to 20 knots veering northwest
after midnight. partly cloudy with a chance of showers and
thunderstorms. waves 2 to 4 feet.
.sunday...northwest winds 15 to 25 knots. rain showers and a slight
chance of thunderstorms. waves 3 to 5 feet. 
.sunday night...west winds 15 to 25 knots. mostly clear. waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and overnight. 
.monday...west winds 15 to 25 knots. sunny. waves 2 to 3 feet. 
.tuesday...southwest winds 20 to 25 knots. mostly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with a
chance of rain showers. waves 2 to 4 feet.

$$
fzus53 kgrr 130623
nshgrr
expires:202606130800;;657828

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz844-130800-
st joseph to south haven mi-
223 am edt sat jun 13 2026

.rest of tonight...southwest winds 10 to 15 knots. clear. waves 1 to
2 feet. 
.saturday...southwest winds 10 to 20 knots. sunny. waves 1 to
3 feet. 
.saturday night...southwest winds 10 to 15 knots veering northwest
after midnight. rain showers likely and a chance of thunderstorms.
waves 1 to 2 feet. 
.sunday...northwest winds 15 to 25 knots. rain showers likely and a
chance of thunderstorms. waves 3 to 5 feet. 
.sunday night...northwest winds around 15 knots backing west after
midnight. mostly clear. waves 2 to 4 feet subsiding to 1 to 3 feet
in the late evening and overnight. 
.monday...west winds 10 to 20 knots. sunny. waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with rain
showers likely and a chance of thunderstorms. waves 2 to 3 feet. 

$$
fzus53 kiwx 130143
nshiwx
expires:202606130815;;648193

nearshore marine forecast
national weather service northern indiana
943 pm edt fri jun 12 2026

for waters within five nautical miles of shore on lake michigan


lmz043-130815-
new buffalo mi to st joseph mi-
943 pm edt fri jun 12 2026

.overnight...west winds 5 to 10 knots becoming southwest.
clear. waves 1 to 2 feet. 
.saturday...southwest winds 5 to 10 knots. sunny. waves 2 feet or
less. 
.saturday night...southwest winds 5 to 15 knots becoming
northwest. a chance of showers and thunderstorms in the evening,
then showers with a chance of thunderstorms overnight. waves 1 to
2 feet. 
.sunday...northwest winds 10 to 15 knots. gusts up to 25 knots.
showers likely in the morning, then a chance of showers in the
afternoon. waves 2 to 4 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 63 degrees and at michigan
city is 62 degrees.


$$
fzus53 kiwx 130143
nshiwx
expires:202606130815;;648192

nearshore marine forecast
national weather service northern indiana
943 pm edt fri jun 12 2026

for waters within five nautical miles of shore on lake michigan


lmz046-130815-
michigan city in to new buffalo mi-
943 pm edt fri jun 12 2026

.overnight...southwest winds 5 to 10 knots. clear. waves
2 feet or less. 
.saturday...southwest winds 5 to 10 knots. sunny. waves 2 feet or
less. 
.saturday night...southwest winds 5 to 15 knots becoming
northwest. showers with a chance of thunderstorms. waves 1 to
2 feet. 
.sunday...northwest winds 10 to 15 knots becoming north. gusts up
to 25 knots. showers likely in the morning, then a chance of
showers in the afternoon. waves 2 to 4 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 63 degrees and at michigan
city is 62 degrees.

$$
fzus53 klot 130227
nshlot
expires:202606130915;;649717

nearshore marine forecast
national weather service chicago/romeoville il
927 pm cdt fri jun 12 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>745-130915-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
927 pm cdt fri jun 12 2026

.rest of tonight...southwest winds 10 to 15 kt. clear. waves 1 to
2 ft.
.saturday...southwest winds 10 to 15 kt increasing to 15 to
20 kt. mostly sunny. waves 1 to 3 ft. 
.saturday night...southwest winds 15 to 20 kt becoming northwest 
10 to 15 kt overnight. showers likely and a chance of 
thunderstorms. waves 1 to 3 ft building to 2 to 4 ft toward
morning.
.sunday...northwest winds 15 to 20 kt becoming north. chance of
showers and slight chance of thunderstorms in the morning. waves
3 to 5 ft. a small craft advisory may be needed.

$$
fzus53 klot 130227
nshlot
expires:202606130915;;649716

nearshore marine forecast
national weather service chicago/romeoville il
927 pm cdt fri jun 12 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>742-130915-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
927 pm cdt fri jun 12 2026

.rest of tonight...southwest winds 10 to 15 kt. clear. waves 1 to
2 ft. 
.saturday...southwest winds 15 to 25 kt. mostly sunny. waves 1 to
3 ft. 
.saturday night...southwest winds 15 to 20 kt early becoming 
northwest 10 to 15 kt. showers likely and a chance of 
thunderstorms. waves 1 to 3 ft. 
.sunday...northwest winds 15 to 20 kt. slight chance of showers
and thunderstorms in the morning. waves 2 to 4 ft.  

$$
fzus53 kmkx 130610
nshmkx
expires:202606130900;;657070

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz646-130900-
wind point wi to winthrop harbor il-
110 am cdt sat jun 13 2026

.rest of tonight...southwest wind 10 to 15 knots. clear. waves
around 1 foot. 
.saturday...southwest wind 10 to 15 knots rising to 15 to
20 knots late in the morning, then becoming southwest 15 to
20 knots early in the afternoon easing to 10 to 15 knots with
gusts to around 20 knots late in the afternoon. slight chance of
showers and thunderstorms in the afternoon. waves 1 to 2 feet. 
.saturday night...southwest wind 10 to 15 knots veering northwest
after midnight. rain showers likely and a chance of thunderstorms
through around midnight, then chance of showers and slight chance
of thunderstorms after midnight. waves around 1 foot. 
.sunday...northwest wind 10 to 20 knots becoming 10 to 15 knots
late in the morning, then becoming northwest 10 to 15 knots with
gusts to around 20 knots early in the afternoon rising to 15 to
20 knots late in the afternoon. partly sunny. waves 1 to 2 feet. 

$$
fzus53 kmkx 130610
nshmkx
expires:202606130900;;657069

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz645-130900-
north point light to wind point wi-
110 am cdt sat jun 13 2026

.rest of tonight...southwest wind 10 to 15 knots. mostly clear.
waves around 1 foot. 
.saturday...southwest wind 10 to 15 knots rising to 15 to
20 knots late in the morning, then becoming southwest 15 to
20 knots in the afternoon. chance of showers and slight chance of
thunderstorms in the afternoon. waves 1 to 2 feet building to
2 to 4 feet early in the afternoon, then subsiding to 1 to 2 feet
late in the afternoon. 
.saturday night...southwest wind 10 to 15 knots veering northwest
after midnight. rain showers likely and a chance of thunderstorms
through around midnight, then chance of showers and slight chance
of thunderstorms after midnight. waves 1 to 2 feet. 
.sunday...northwest wind 15 to 20 knots easing to 10 to 15 knots
late in the morning, then rising to 15 to 20 knots early in the
afternoon becoming northwest 15 to 20 knots late in the
afternoon. partly sunny. waves 1 to 2 feet. 

$$
fzus53 kmkx 130610
nshmkx
expires:202606130900;;657068

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz644-130900-
port washington to north point light wi-
110 am cdt sat jun 13 2026

.rest of tonight...southwest wind 10 to 15 knots. mostly clear.
waves around 1 foot. 
.saturday...southwest wind 15 to 20 knots. chance of showers and
thunderstorms in the afternoon. waves 1 to 2 feet building to
2 to 4 feet in the late morning and early afternoon, then
subsiding to 1 to 2 feet late in the afternoon. 
.saturday night...west wind 10 to 15 knots veering northwest
after midnight. chance of thunderstorms through around midnight.
chance of showers through the night. slight chance of
thunderstorms after midnight. waves 1 to 2 feet. 
.sunday...northwest wind 15 to 20 knots. partly sunny. waves 1 to
2 feet. 

$$
fzus53 kmkx 130610
nshmkx
expires:202606130900;;657067

nearshore marine forecast
national weather service milwaukee/sullivan wi
110 am cdt sat jun 13 2026

for waters within five nautical miles of shore on lake michigan


lmz643-130900-
sheboygan to port washington wi-
110 am cdt sat jun 13 2026

.rest of tonight...southwest wind 10 to 15 knots. partly cloudy.
waves 1 to 2 feet. 
.saturday...southwest wind 10 to 20 knots becoming 15 to 20 knots
late in the morning, then becoming southwest 15 to 20 knots in
the afternoon. chance of showers and slight chance of
thunderstorms in the afternoon. waves 1 to 2 feet building to
2 to 4 feet in the late morning and afternoon. 
.saturday night...west wind 10 to 15 knots veering northwest
after midnight. slight chance of thunderstorms through around
midnight. chance of showers through the night. waves 1 to 2 feet.
.sunday...northwest wind 10 to 15 knots rising to 15 to 20 knots
late in the morning, then becoming northwest 15 to 20 knots in
the afternoon. partly sunny. waves 1 to 2 feet. 

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