• 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 ·
MI - south

Real-Time Data
 > Dynamic Map
 > Wind Obs Summary

Computer Forecasts
 > Model Tables

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

fzus51 kcle 090144
nshcle
expires:202609090815;;140026

nearshore marine forecast
national weather service cleveland oh
944 pm edt tue sep 8 2026

for waters within five nautical miles of shore

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.


lez142-143-090815-
maumee bay to reno beach oh-reno beach to the islands oh-
944 pm edt tue sep 8 2026

.overnight...south winds 5 to 15 knots becoming southwest.
mostly cloudy. waves 2 feet or less. 
.wednesday...southwest winds 10 to 15 knots becoming west.
showers likely with a chance of thunderstorms in the afternoon.
waves 2 feet or less. 
.wednesday night...west winds 5 to 15 knots. a chance of showers
and thunderstorms in the evening, then a chance of showers
overnight. waves 2 feet or less. 
.thursday...west winds 5 to 10 knots becoming northwest. a chance
of showers. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for friday through sunday.

the water temperature off toledo is 75 degrees, off cleveland 74
degrees, and off erie 74 degrees.

$$
fzus51 kcle 090144
nshcle
expires:202609090815;;140027

nearshore marine forecast
national weather service cleveland oh
944 pm edt tue sep 8 2026

for waters within five nautical miles of shore

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.


lez144>147-090815-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-willowick to geneva-on-the lake oh-
944 pm edt tue sep 8 2026

.overnight...southeast winds 5 to 15 knots becoming south.
mostly cloudy. waves 2 feet or less. 
.wednesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. showers likely with a chance of thunderstorms in the
afternoon. waves 1 to 3 feet. 
.wednesday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. showers with a chance of thunderstorms in the evening,
then a chance of showers overnight. waves 2 to 4 feet subsiding
to 1 to 3 feet. 
.thursday...west winds 5 to 10 knots becoming northwest. a chance
of showers. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for friday through sunday.

the water temperature off toledo is 75 degrees, off cleveland 74
degrees, and off erie 74 degrees.

$$
fzus53 kdtx 090156
nshdtx
expires:202609091000;;140213

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
956 pm edt tue sep 8 2026

for waters within five nautical miles of shore

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.


lez444-091000-
michigan waters of lake erie from detroit river to north cape mi-
956 pm edt tue sep 8 2026

.rest of tonight...southeast winds 5 to 10 knots becoming south
10 to 15 knots after midnight. partly cloudy this evening
becoming mostly cloudy. waves 2 feet or less. 
.wednesday...southwest winds 10 to 15 knots. partly cloudy until
late afternoon becoming mostly cloudy. a slight chance of showers
in the late morning and early afternoon. a chance of showers and
thunderstorms early in the afternoon. a slight chance of
waterspouts early in the afternoon. waves 1 to 3 feet. 
.wednesday night...west winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. partly cloudy. a
chance of showers and thunderstorms early in the evening. a
slight chance of waterspouts early in the evening. waves 2 feet
or less. 
.thursday...northwest winds 5 to 10 knots. partly cloudy early in
the morning becoming mostly cloudy. waves 2 feet or less. 

see lake erie open lake forecast for days 3 through 5.

the water temperature at belle isle is 72 degrees.

$$
fzus53 kdtx 090156
nshdtx
expires:202609091000;;140208

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
956 pm edt tue sep 8 2026

for waters within five nautical miles of shore

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.


lhz422-091000-
inner saginaw bay sw of point au gres to bay port mi-
956 pm edt tue sep 8 2026

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

.rest of tonight...south winds 10 to 15 knots increasing to 15 to
20 knots after midnight. mostly cloudy. light showers likely and
a slight chance of thunderstorms after midnight. waves 1 to
3 feet. 
.wednesday...southwest winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. showers in the morning. a slight chance of
thunderstorms. showers likely in the afternoon. a slight chance
of waterspouts early in the afternoon. waves 1 to 3 feet building
to 2 to 4 feet early in the afternoon. 
.wednesday night...west winds 15 to 20 knots. partly cloudy. a
slight chance of waterspouts early in the evening. waves 1 to
3 feet. 
.thursday...northwest winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and early afternoon, then becoming
west 10 to 15 knots early in the afternoon. partly cloudy until
late afternoon then clearing. waves 2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

$$
fzus53 kdtx 090156
nshdtx
expires:202609091000;;140211

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
956 pm edt tue sep 8 2026

for waters within five nautical miles of shore

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.


lhz442-091000-
harbor beach to port sanilac mi-
956 pm edt tue sep 8 2026

.rest of tonight...south winds 10 to 15 knots. mostly cloudy. a
chance of showers and a slight chance of thunderstorms after
midnight. waves 1 to 3 feet. 
.wednesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. cloudy. light showers likely and
a slight chance of thunderstorms until late afternoon, then a
chance of showers and a slight chance of thunderstorms early in
the afternoon. a slight chance of waterspouts in the late morning
and afternoon. waves 1 to 3 feet. 
.wednesday night...west winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. partly cloudy until
early morning becoming mostly cloudy. a slight chance of
waterspouts early in the evening. waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots. partly cloudy. waves
2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

$$
fzus53 kdtx 090156
nshdtx
expires:202609091000;;140212

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
956 pm edt tue sep 8 2026

for waters within five nautical miles of shore

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.


lhz443-091000-
port sanilac to port huron mi-
956 pm edt tue sep 8 2026

.rest of tonight...south winds 10 to 15 knots. mostly cloudy. a
chance of showers after midnight. waves 2 feet or less. 
.wednesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. mostly cloudy. light showers
likely until late afternoon, then showers likely and a slight
chance of thunderstorms early in the afternoon. a slight chance
of waterspouts in the late morning and afternoon. waves 2 feet or
less. 
.wednesday night...west winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. mostly cloudy early
in the evening becoming partly cloudy. waves 2 feet or less. 
.thursday...northwest winds 5 to 10 knots becoming north 10 to
15 knots early in the afternoon. partly cloudy. waves 2 feet or
less. 

see lake huron open lake forecast for days 3 through 5.

$$
fzus53 kgrr 090141
nshgrr
expires:202609090800;;139953

nearshore marine forecast
national weather service grand rapids mi
941 pm edt tue sep 8 2026

for waters within five nautical miles of shore on lake michigan


lmz849-090800-
pentwater to manistee mi-
941 pm edt tue sep 8 2026

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

.through early evening...south winds 10 to 20 knots. mostly cloudy
with scattered rain showers. waves 2 to 4 feet. 
.tonight...south winds 15 to 25 knots. scattered rain showers and
isolated thunderstorms in the evening, then numerous rain showers
and scattered thunderstorms after midnight. waves 2 to 4 feet
building to 3 to 5 feet in the late evening and overnight. 
.wednesday...southwest winds 15 to 25 knots. numerous rain showers
and scattered thunderstorms. waves 3 to 5 feet. 
.wednesday night...west winds 10 to 20 knots veering northwest after
midnight. mostly clear. waves 2 to 4 feet. 
.thursday...northwest winds 10 to 15 knots. sunny. waves 1 to
3 feet. 
.thursday night...northeast winds around 10 knots veering southeast
in the late evening and overnight. mostly clear. waves around
1 foot. 
.friday...south winds 10 to 20 knots. sunny. waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon. 
.saturday...south winds 15 to 25 knots. partly sunny. waves 5 to
7 feet. 
.sunday...north winds 10 to 20 knots. partly sunny. waves 2 to
4 feet. 

$$
fzus53 kgrr 090141
nshgrr
expires:202609090800;;139958

nearshore marine forecast
national weather service grand rapids mi
941 pm edt tue sep 8 2026

for waters within five nautical miles of shore on lake michigan


lmz844-090800-
st joseph to south haven mi-
941 pm edt tue sep 8 2026

.through early evening...southwest winds 5 to 10 knots. mostly sunny
with isolated rain showers. waves less than 1 foot. 
.tonight...south winds 5 to 15 knots. partly cloudy with isolated
showers and thunderstorms in the evening, then cloudy with scattered
rain showers and isolated thunderstorms after midnight. waves around
1 foot. 
.wednesday...southwest winds 10 to 20 knots. mostly cloudy with a
chance of rain showers and scattered thunderstorms. waves 1 to
3 feet. 
.wednesday night...west winds 10 to 15 knots veering northwest after
midnight. partly cloudy. waves 1 to 2 feet. 
.thursday...north winds 10 to 15 knots. mostly sunny. waves 2 to
4 feet. 
.thursday night...north winds 5 to 15 knots veering east around
5 knots after midnight. mostly clear. waves 2 to 4 feet. 
.friday...southeast winds 5 to 10 knots veering south early in the
afternoon. sunny. waves 1 foot or less. 
.saturday...south winds around 15 knots veering southwest early in
the afternoon. mostly sunny. waves 1 to 2 feet. 
.sunday...northwest winds 15 to 20 knots. mostly sunny with a chance
of rain showers. waves 2 to 4 feet. 

$$
fzus53 kgrr 090141
nshgrr
expires:202609090800;;139957

nearshore marine forecast
national weather service grand rapids mi
941 pm edt tue sep 8 2026

for waters within five nautical miles of shore on lake michigan


lmz845-090800-
south haven to holland mi-
941 pm edt tue sep 8 2026

.through early evening...southwest winds 5 to 10 knots. partly sunny
with isolated rain showers. waves less than 1 foot. 
.tonight...south winds 5 to 15 knots. partly cloudy with isolated
showers and thunderstorms in the evening, then cloudy with scattered
showers and thunderstorms after midnight. waves 1 to 3 feet. 
.wednesday...southwest winds 15 to 20 knots. rain showers likely and
scattered thunderstorms. waves 2 to 4 feet. 
.wednesday night...west winds 10 to 15 knots veering northwest 15 to
20 knots after midnight. partly cloudy. waves 2 to 4 feet. 
.thursday...north winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday night...north winds 10 to 20 knots veering northeast 5 to
10 knots in the late evening and early morning, then veering east
after midnight. mostly clear. waves 2 to 4 feet. 
.friday...southeast winds 5 to 10 knots veering southwest early in
the afternoon. sunny. waves 1 foot or less. 
.saturday...south winds 10 to 20 knots veering southwest early in
the afternoon. mostly sunny. waves 2 to 4 feet. 
.sunday...northwest winds 15 to 20 knots. partly sunny with a chance
of rain showers. waves 2 to 4 feet. 

$$
fzus53 kgrr 090141
nshgrr
expires:202609090800;;139956

nearshore marine forecast
national weather service grand rapids mi
941 pm edt tue sep 8 2026

for waters within five nautical miles of shore on lake michigan


lmz846-090800-
holland to grand haven mi-
941 pm edt tue sep 8 2026

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

.through early evening...south winds around 10 knots. partly sunny
with isolated rain showers. waves 1 foot or less. 
.tonight...south winds 10 to 20 knots. partly cloudy in the evening
then becoming cloudy. scattered showers and thunderstorms. waves
2 to 4 feet. 
.wednesday...southwest winds 15 to 25 knots. rain showers and
scattered thunderstorms. waves 3 to 5 feet. 
.wednesday night...west winds 15 to 20 knots veering northwest after
midnight. partly cloudy. waves 2 to 4 feet. 
.thursday...north winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday night...north winds 10 to 20 knots veering northeast 5 to
10 knots in the late evening and early morning, then veering east
after midnight. mostly clear. waves 2 to 4 feet. 
.friday...southeast winds 5 to 10 knots veering south early in the
afternoon. sunny. waves 1 foot or less. 
.saturday...south winds 15 to 25 knots. partly sunny. waves 3 to
5 feet. 
.sunday...northwest winds 15 to 20 knots. partly sunny. waves 2 to
4 feet. 

$$
fzus53 kgrr 090141
nshgrr
expires:202609090800;;139955

nearshore marine forecast
national weather service grand rapids mi
941 pm edt tue sep 8 2026

for waters within five nautical miles of shore on lake michigan


lmz847-090800-
grand haven to whitehall mi-
941 pm edt tue sep 8 2026

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

.through early evening...south winds 10 to 15 knots. partly sunny
with isolated rain showers. waves 1 to 2 feet. 
.tonight...south winds 10 to 20 knots. scattered showers and
thunderstorms in the evening, then numerous rain showers and
scattered thunderstorms after midnight. waves 1 to 3 feet building
to 2 to 4 feet after midnight. 
.wednesday...southwest winds 15 to 25 knots. rain showers and
scattered thunderstorms. waves 3 to 5 feet. 
.wednesday night...west winds 15 to 20 knots veering northwest after
midnight. partly cloudy. waves 2 to 4 feet. 
.thursday...north winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday night...north winds 5 to 15 knots veering southeast after
midnight. mostly clear. waves 1 to 3 feet. 
.friday...southeast winds 10 to 15 knots veering south early in the
afternoon. sunny. waves around 1 foot. 
.saturday...south winds to 30 knots. partly sunny. waves 4 to
6 feet. 
.sunday...northwest winds 15 to 20 knots. partly sunny. waves 2 to
4 feet. 

$$
fzus53 kgrr 090141
nshgrr
expires:202609090800;;139954

nearshore marine forecast
national weather service grand rapids mi
941 pm edt tue sep 8 2026

for waters within five nautical miles of shore on lake michigan


lmz848-090800-
whitehall to pentwater mi-
941 pm edt tue sep 8 2026

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

.through early evening...south winds 10 to 20 knots. mostly cloudy
with scattered rain showers. waves 1 to 3 feet. 
.tonight...south winds 15 to 20 knots. scattered rain showers and
isolated thunderstorms in the evening, then numerous rain showers
and scattered thunderstorms after midnight. waves 1 to 3 feet
building to 3 to 5 feet after midnight. 
.wednesday...southwest winds 20 to 25 knots. rain showers likely and
scattered thunderstorms. waves 3 to 5 feet. 
.wednesday night...west winds around 20 knots veering northwest
after midnight. partly cloudy. waves 2 to 4 feet. 
.thursday...north winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.thursday night...north winds 5 to 10 knots veering east in the late
evening and early morning, then veering southeast after midnight.
mostly clear. waves 1 to 2 feet. 
.friday...south winds 10 to 20 knots. sunny. waves 1 to 3 feet. 
.saturday...south winds to 30 knots. partly sunny. waves 5 to
7 feet. 
.sunday...north winds 15 to 20 knots. partly sunny. waves 2 to
4 feet. 

$$
fzus53 kiwx 090141
nshiwx
expires:202609090815;;139970

nearshore marine forecast
national weather service northern indiana
941 pm edt tue sep 8 2026

for waters within five nautical miles of shore on lake michigan


lmz043-090815-
new buffalo mi to st joseph mi-
941 pm edt tue sep 8 2026

.overnight...south winds 5 to 10 knots becoming southwest.
a slight chance of showers and thunderstorms.
waves 1 foot or less. 
.wednesday...southwest winds 5 to 10 knots. showers likely with a
chance of thunderstorms in the morning, then a chance of showers
with a slight chance of thunderstorms in the afternoon. waves
1 to 2 feet. 
.wednesday night...west winds 5 to 10 knots becoming northwest.
mostly cloudy. waves 2 feet or less. 
.thursday...north winds 5 to 10 knots. mostly sunny. waves 1 to
3 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph and at michigan city is 52
degrees.

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