• 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 210156
nshcle
expires:202609210815;;793277

nearshore marine forecast
national weather service cleveland oh
956 pm edt sun sep 20 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>144-210815-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-
956 pm edt sun sep 20 2026

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

.overnight...northeast winds 15 to 25 knots. a chance of
showers. waves 3 to 6 feet. waves occasionally around 7 feet. 
.monday...northeast winds 15 to 25 knots. a chance of showers.
waves 5 to 8 feet. waves occasionally around 10 feet. 
.monday night...northeast winds 15 to 25 knots increasing to
30 knots. a chance of showers in the evening. waves 5 to 8 feet.
waves occasionally around 10 feet. 
.tuesday...northeast winds 15 to 25 knots increasing to 30 knots.
a chance of showers in the morning. waves 5 to 8 feet. waves
occasionally around 10 feet. 

see lake erie open lakes forecast for wednesday through friday.

the water temperature off toledo is 71 degrees, off cleveland 72
degrees, and off erie 72 degrees.

$$
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793156

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 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.


lez444-210945-
michigan waters of lake erie from detroit river to north cape mi-
945 pm edt sun sep 20 2026

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

.rest of tonight...northeast winds 20 to 25 knots. mostly cloudy.
waves 2 to 4 feet. 
.monday...northeast winds 20 to 25 knots. mostly cloudy with a
slight chance of showers. waves 3 to 5 feet. waves occasionally
around 7 feet. 
.monday night...northeast winds 20 to 25 knots. gusts to 30 knots
in the late evening and overnight. partly cloudy. waves 3 to
5 feet. waves occasionally around 7 feet. 
.tuesday...northeast winds 20 to 25 knots. gusts to 30 knots
early in the morning. partly cloudy until late afternoon becoming
mostly cloudy. waves 3 to 5 feet. waves occasionally around
7 feet. 

small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.

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

the water temperature at belle isle is 67 degrees.

$$
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793151

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 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.


lhz422-210945-
inner saginaw bay sw of point au gres to bay port mi-
945 pm edt sun sep 20 2026

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

.rest of tonight...northeast winds to 30 knots. partly cloudy
this evening becoming mostly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet. 
.monday...northeast winds to 30 knots diminishing to 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. mostly cloudy. waves 3 to 5 feet. waves occasionally
around 7 feet. 
.monday night...northeast winds to 30 knots becoming east 20 to
25 knots after midnight. partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet. 
.tuesday...northeast winds 20 to 25 knots. gusts to 30 knots in
the late morning and afternoon. partly cloudy. waves 3 to 5 feet.
waves occasionally around 7 feet. 

small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.

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

$$
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793154

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 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.


lhz442-210945-
harbor beach to port sanilac mi-
945 pm edt sun sep 20 2026

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

.rest of tonight...northeast winds 20 to 25 knots. partly cloudy.
waves 5 to 7 feet. waves occasionally around 10 feet. 
.monday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. partly cloudy early
in the morning becoming mostly cloudy. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.monday night...northeast winds 20 to 25 knots becoming east
15 to 20 knots after midnight. partly cloudy. waves 3 to 5 feet.
waves occasionally around 6 feet. 
.tuesday...northeast winds 15 to 20 knots. mostly sunny until
late afternoon becoming partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet. 

small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.

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

$$
fzus53 kdtx 210145
nshdtx
expires:202609210945;;793155

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
945 pm edt sun sep 20 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.


lhz443-210945-
port sanilac to port huron mi-
945 pm edt sun sep 20 2026

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

.rest of tonight...northeast winds 20 to 25 knots. partly cloudy.
waves 5 to 7 feet. waves occasionally around 10 feet. 
.monday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. partly cloudy
becoming mostly cloudy in the late morning and early afternoon
becoming partly cloudy. waves 4 to 6 feet subsiding to 2 to
4 feet early in the afternoon. waves occasionally around 8 feet. 
.monday night...northeast winds 20 to 25 knots. mostly cloudy
early in the evening then clearing. waves 3 to 5 feet. waves
occasionally around 7 feet. 
.tuesday...northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. mostly sunny until
late afternoon becoming partly cloudy. waves 3 to 5 feet. waves
occasionally around 7 feet. 

small craft advisory conditions are expected to continue beyond
the forecast period. please refer to the open lakes forecast for
more information.

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

$$
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794577

nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026

for waters within five nautical miles of shore on lake michigan


lmz848-210915-
whitehall to pentwater mi-
1027 pm edt sun sep 20 2026

.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 2 to 4 feet. 
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet. 
.monday night...northeast winds 15 to 20 knots. partly cloudy. waves
1 to 2 feet. 
.tuesday...northeast winds 15 to 20 knots. partly sunny. waves 1 to
3 feet. 
.tuesday night...east winds 10 to 20 knots. partly cloudy. waves
1 to 2 feet. 
.wednesday...east winds 15 to 20 knots. sunny. waves 1 to 2 feet. 
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday...east winds 5 to 10 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794576

nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026

for waters within five nautical miles of shore on lake michigan


lmz849-210915-
pentwater to manistee mi-
1027 pm edt sun sep 20 2026

.rest of tonight...northeast winds 10 to 20 knots. partly cloudy.
waves 2 to 4 feet. 
.monday...northeast winds 10 to 20 knots. mostly cloudy. waves 1 to
3 feet. 
.monday night...northeast winds 10 to 20 knots. mostly cloudy. waves
1 to 3 feet. 
.tuesday...northeast winds 10 to 20 knots. partly sunny. waves 1 to
3 feet. 
.tuesday night...east winds 10 to 20 knots. mostly clear. waves 1 to
2 feet. 
.wednesday...east winds 10 to 15 knots. sunny. waves around 1 foot. 
.thursday...east winds 5 to 15 knots backing northeast early in the
afternoon. sunny. waves 1 foot or less. 
.friday...east winds 5 to 10 knots backing north early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794581

nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026

for waters within five nautical miles of shore on lake michigan


lmz844-210915-
st joseph to south haven mi-
1027 pm edt sun sep 20 2026

.rest of tonight...northeast winds 15 to 20 knots. partly cloudy 
late in the evening then becoming mostly cloudy. waves 2 to 4 feet. 
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves 2 to
4 feet. 
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
2 to 4 feet. 
.tuesday...northeast winds 15 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.tuesday night...northeast winds 15 to 20 knots. partly cloudy.
waves 2 to 4 feet. 
.wednesday...northeast winds 15 to 20 knots. mostly sunny. waves
1 to 3 feet. 
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday...east winds around 10 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794580

nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026

for waters within five nautical miles of shore on lake michigan


lmz845-210915-
south haven to holland mi-
1027 pm edt sun sep 20 2026

.rest of tonight...northeast winds 15 to 20 knots. partly cloudy. 
waves 1 to 3 feet. 
.monday...northeast winds 20 to 25 knots. mostly cloudy. waves 1 to
3 feet. 
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
1 to 3 feet. 
.tuesday...northeast winds 15 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.tuesday night...northeast winds 15 to 20 knots. partly cloudy.
waves 1 to 3 feet. 
.wednesday...east winds 15 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday...east winds around 10 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794579

nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026

for waters within five nautical miles of shore on lake michigan


lmz846-210915-
holland to grand haven mi-
1027 pm edt sun sep 20 2026

.rest of tonight...northeast winds 10 to 20 knots. partly cloudy. 
waves 1 to 3 feet. 
.monday...northeast winds 20 to 25 knots. mostly cloudy. waves 2 to
4 feet. 
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
2 to 4 feet. 
.tuesday...northeast winds 15 to 20 knots. partly sunny. waves 1 to
3 feet. 
.tuesday night...northeast winds 15 to 25 knots. partly cloudy.
waves 1 to 3 feet. 
.wednesday...east winds around 20 knots. mostly sunny. waves 1 to
2 feet. 
.thursday...east winds 10 to 20 knots. mostly sunny. waves around
1 foot. 
.friday...east winds 10 to 15 knots backing northeast 5 to 10 knots
early in the afternoon. mostly sunny. waves less than 1 foot. 

$$
fzus53 kgrr 210227
nshgrr
expires:202609210915;;794578

nearshore marine forecast
national weather service grand rapids mi
1027 pm edt sun sep 20 2026

for waters within five nautical miles of shore on lake michigan


lmz847-210915-
grand haven to whitehall mi-
1027 pm edt sun sep 20 2026

.rest of tonight...northeast winds 10 to 20 knots. partly cloudy. 
waves 1 to 2 feet. 
.monday...northeast winds 15 to 25 knots. mostly cloudy. waves 1 to
3 feet. 
.monday night...northeast winds 15 to 25 knots. partly cloudy. waves
1 to 3 feet. 
.tuesday...northeast winds 15 to 20 knots. partly sunny. waves 1 to
2 feet. 
.tuesday night...northeast winds 15 to 20 knots. partly cloudy.
waves 1 to 2 feet. 
.wednesday...east winds 15 to 20 knots. mostly sunny. waves 1 to
2 feet. 
.thursday...east winds 10 to 15 knots. mostly sunny. waves 1 foot or
less. 
.friday...east winds 5 to 15 knots backing northeast early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$
fzus53 kiwx 210229
nshiwx
expires:202609210815;;794655

nearshore marine forecast
national weather service northern indiana
1029 pm edt sun sep 20 2026

for waters within five nautical miles of shore on lake michigan


lmz043-210815-
new buffalo mi to st joseph mi-
1029 pm edt sun sep 20 2026

.overnight...northeast winds 15 to 20 knots. cloudy. waves 2 to 4
feet. 
.monday...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. cloudy. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.monday night...northeast winds 15 to 20 knots diminishing to
10 to 15 knots. mostly cloudy. waves 1 to 3 feet. 
.tuesday...northeast winds 10 to 15 knots. partly sunny. waves
1 to 2 feet. 

the water temperature at st. joseph is 52 degrees and at michigan
city is 51 degrees.

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