fzus51 kcle 211944
nshcle
expires:202608220215;;125075

nearshore marine forecast
national weather service cleveland oh
344 pm edt fri aug 21 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.


lez142-143-220215-
maumee bay to reno beach oh-reno beach to the islands oh-
344 pm edt fri aug 21 2026

.tonight...east winds 5 to 10 knots becoming south. a chance of
showers and thunderstorms. a slight chance of showers and
thunderstorms late. waves 1 foot or less. 
.saturday...southwest winds 5 to 15 knots becoming west. a chance
of showers and thunderstorms in the morning, then showers with a
chance of thunderstorms in the afternoon. waves 1 foot or less. 
.saturday night...west winds 10 to 15 knots becoming northwest
15 to 20 knots. a chance of showers and thunderstorms in the
evening. waves 1 to 3 feet. 
.sunday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. mostly sunny. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for monday through wednesday.

the water temperature off toledo is 77 degrees, off cleveland 76
degrees, and off erie 78 degrees.

$$

fzus51 kcle 211944
nshcle
expires:202608220215;;125076

nearshore marine forecast
national weather service cleveland oh
344 pm edt fri aug 21 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>147-220215-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-willowick to geneva-on-the lake oh-
344 pm edt fri aug 21 2026

.tonight...northeast winds 5 to 10 knots becoming south. a slight
chance of showers and thunderstorms late this evening. a chance
of showers with a slight chance of thunderstorms after midnight,
then a slight chance of showers and thunderstorms late. waves
1 foot or less. 
.saturday...south winds 5 to 15 knots becoming southwest. a
slight chance of showers and thunderstorms in the morning, then
showers with a chance of thunderstorms in the afternoon. waves
2 feet or less. 
.saturday night...west winds 10 to 15 knots becoming northwest
15 to 20 knots. showers with a chance of thunderstorms in the
evening, then a chance of showers overnight. waves 1 to 3 feet
building to 2 to 4 feet. 
.sunday...northwest winds 15 to 20 knots becoming west. a chance
of showers. waves 3 to 5 feet. waves occasionally around 6 feet. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for monday through wednesday.

the water temperature off toledo is 77 degrees, off cleveland 76
degrees, and off erie 78 degrees.

$$

fzus53 kdtx 211930
nshdtx
expires:202608220330;;124687

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lez444-220330-
michigan waters of lake erie from detroit river to north cape mi-
330 pm edt fri aug 21 2026

.tonight...southeast winds 5 to 10 knots veering to the south
after midnight. partly cloudy with scattered showers and a chance
of thunderstorms. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. mostly cloudy until late
afternoon becoming partly cloudy. a slight chance of waterspouts.
numerous showers and a chance of thunderstorms. waves 2 feet or
less. 
.saturday night...northwest winds 10 to 15 knots increasing to
15 to 20 knots after midnight. mostly clear. scattered showers
and a chance of thunderstorms early in the evening. waves 2 feet
or less. 
.sunday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. mostly sunny until late
afternoon, then mostly cloudy with scattered showers early in the
afternoon. waves 2 feet or less. 

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

the water temperature at belle isle is 74 degrees.

$$

fzus53 kdtx 211930
nshdtx
expires:202608220330;;124682

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lhz422-220330-
inner saginaw bay sw of point au gres to bay port mi-
330 pm edt fri aug 21 2026

.tonight...south winds 10 to 15 knots increasing to 15 to
20 knots after midnight, then diminishing to 10 to 15 knots early
in the morning. mostly cloudy. a slight chance of waterspouts in
the evening. scattered showers and a chance of thunderstorms in
the evening, then scattered showers and a slight chance of
thunderstorms after midnight. waves 1 to 3 feet. 
.saturday...southwest winds 10 to 15 knots becoming west 5 to
10 knots in the late morning and early afternoon, then becoming
northwest 10 to 15 knots early in the afternoon. mostly cloudy. a
slight chance of waterspouts early in the morning. a chance of
waterspouts in the late morning and afternoon. a slight chance of
thunderstorms in the morning. numerous showers. a chance of
thunderstorms in the afternoon. waves 2 feet or less. 
.saturday night...north winds 15 to 20 knots becoming northwest 20 to
25 knots in the late evening and overnight. mostly clear. scattered
showers and a chance of thunderstorms early in the evening. waves 1
to 3 feet building to 2 to 4 feet in the late evening and overnight.
a small craft advisory may be needed.
.sunday...northwest winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. partly cloudy until late
afternoon becoming mostly cloudy. scattered showers early in the
afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet early in
the afternoon. 

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

$$

fzus53 kdtx 211930
nshdtx
expires:202608220330;;124685

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lhz442-220330-
harbor beach to port sanilac mi-
330 pm edt fri aug 21 2026

.tonight...south winds 10 to 15 knots. mostly cloudy. scattered
showers and a slight chance of thunderstorms in the evening, then
scattered showers and a chance of thunderstorms after midnight. a
slight chance of waterspouts after midnight. waves 1 to 3 feet. 
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and afternoon. a slight chance of
waterspouts early in the morning. a chance of waterspouts in the
late morning and afternoon. a slight chance of thunderstorms in
the morning. showers. a chance of thunderstorms in the afternoon.
waves 2 feet or less. 
.saturday night...north winds 10 to 15 knots becoming northwest 15 to
20 knots in the late evening and overnight. mostly cloudy early in
the evening becoming partly cloudy. a chance of waterspouts early in
the evening. numerous showers early in the evening. a chance of
thunderstorms until early morning. scattered showers in the late
evening and overnight. waves 2 feet or less building to 3 to 5 feet
in the late evening and overnight. waves occasionally around 7 feet.
a small craft advisory may be needed.
.sunday...northwest winds 15 to 20 knots. gusts to 30 knots in
the late morning and afternoon. partly cloudy with scattered
showers until late afternoon, then mostly cloudy with numerous
showers and a chance of thunderstorms early in the afternoon.
waves 4 to 6 feet. waves occasionally around 8 feet. 

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

$$

fzus53 kdtx 211930
nshdtx
expires:202608220330;;124686

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
330 pm edt fri aug 21 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.


lhz443-220330-
port sanilac to port huron mi-
330 pm edt fri aug 21 2026

.tonight...south winds 10 to 15 knots. partly cloudy with
isolated showers in the evening, then mostly cloudy with
scattered showers and a chance of thunderstorms after midnight. a
slight chance of waterspouts after midnight. waves 1 to 3 feet. 
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and afternoon. a slight chance of
waterspouts. a slight chance of thunderstorms in the morning.
showers. thunderstorms likely in the afternoon. waves 2 feet or
less. 
.saturday night...northwest winds 10 to 15 knots increasing to
15 to 20 knots in the late evening and overnight. mostly cloudy
early in the evening becoming partly cloudy. numerous showers
early in the evening. a chance of thunderstorms until early
morning. scattered showers in the late evening and early morning.
waves 1 to 3 feet building to 2 to 4 feet after midnight. 
.sunday...northwest winds 15 to 20 knots. partly cloudy with
scattered showers until late afternoon, then mostly cloudy with
numerous showers and a chance of thunderstorms early in the
afternoon. waves 2 to 4 feet. 

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

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118768

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz844-220800-
st joseph to south haven mi-
206 pm edt fri aug 21 2026

.through early evening...southwest winds around 10 knots. partly
sunny. waves 1 foot or less. 
.tonight...southwest winds 5 to 15 knots. a chance of showers and
thunderstorms in the evening, then rain showers likely and a chance
of thunderstorms after midnight. waves around 1 foot. 
.saturday...northwest winds 15 to 25 knots. partly sunny with a
chance of rain showers and a slight chance of thunderstorms. waves
2 to 4 feet building to 3 to 5 feet in the late morning and
afternoon. 
.saturday night...north winds 15 to 20 knots. mostly clear. waves
3 to 5 feet. 
.sunday...north winds 15 to 25 knots. sunny. waves 4 to 6 feet. 
.sunday night...northwest winds 10 to 20 knots. mostly clear. waves
4 to 6 feet subsiding to 2 to 4 feet after midnight. 
.monday...northwest winds 5 to 10 knots. mostly sunny. waves 1 to
2 feet. 
.tuesday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly sunny. waves less than 1 foot. 
.wednesday...southwest winds 10 to 15 knots. partly sunny with a
chance of rain showers. waves 1 to 2 feet. 

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118767

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz845-220800-
south haven to holland mi-
206 pm edt fri aug 21 2026

.through early evening...southwest winds 10 to 15 knots. mostly
cloudy. waves around 1 foot. 
.tonight...southwest winds 10 to 15 knots. rain showers likely and a
chance of thunderstorms. waves around 1 foot. 
.saturday...northwest winds 15 to 25 knots. mostly sunny with a
chance of rain showers and a slight chance of thunderstorms. waves
2 to 4 feet building to 3 to 5 feet in the late morning and
afternoon. 
.saturday night...north winds 15 to 25 knots. mostly clear. waves
3 to 5 feet. 
.sunday...north winds 15 to 25 knots backing northwest to 30 knots
early in the afternoon. sunny. waves 5 to 7 feet. 
.sunday night...northwest winds 15 to 25 knots decreasing to 10 to
15 knots in the late evening and overnight. mostly clear. waves 4 to
6 feet subsiding to 1 to 3 feet. 
.monday...north winds 5 to 10 knots backing northwest early in the
afternoon. mostly sunny. waves 1 to 2 feet. 
.tuesday...south winds 5 to 15 knots veering southwest early in the
afternoon. mostly sunny. waves 1 foot or less. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with a
chance of rain showers. waves 2 to 4 feet. 

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118766

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz846-220800-
holland to grand haven mi-
206 pm edt fri aug 21 2026

.through early evening...southwest winds around 15 knots. mostly
cloudy. waves 1 to 2 feet. 
.tonight...southwest winds 10 to 15 knots. rain showers likely and a
chance of thunderstorms. waves 1 to 2 feet. 
.saturday...northwest winds 15 to 25 knots increasing to 30 knots
early in the afternoon. mostly sunny with a chance of rain showers
and a slight chance of thunderstorms. waves 2 to 4 feet building to
3 to 5 feet in the late morning and afternoon. 
.saturday night...north winds 15 to 25 knots. mostly clear. waves
3 to 5 feet subsiding to 2 to 4 feet after midnight. 
.sunday...northwest winds 15 to 25 knots increasing to 30 knots
early in the afternoon. sunny. waves 5 to 7 feet. 
.sunday night...northwest winds to 30 knots becoming north 5 to
15 knots in the late evening and overnight. mostly clear. waves 5 to
7 feet subsiding to 1 to 2 feet. 
.monday...north winds 5 to 10 knots backing northwest 10 to 15 knots
in the late morning and afternoon. mostly sunny. waves around
1 foot. 
.tuesday...south winds 5 to 15 knots veering southwest early in the
afternoon. mostly sunny. waves around 1 foot. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118765

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz847-220800-
grand haven to whitehall mi-
206 pm edt fri aug 21 2026

.through early evening...southwest winds 15 to 20 knots. mostly
cloudy. waves 1 to 3 feet. 
.tonight...south winds around 15 knots veering west after midnight.
rain showers likely and a chance of thunderstorms in the evening,
then a chance of showers and thunderstorms after midnight. waves
1 to 3 feet. 
.saturday...northwest winds 15 to 25 knots increasing to 30 knots
early in the afternoon. mostly sunny with a chance of rain showers
and a slight chance of thunderstorms. waves 2 to 4 feet building to
3 to 5 feet in the late morning and afternoon. 
.saturday night...north winds 15 to 25 knots. mostly clear. waves
3 to 5 feet. 
.sunday...northwest winds to 30 knots. sunny. waves 5 to 7 feet. 
.sunday night...northwest winds to 30 knots becoming north 5 to
15 knots in the late evening and overnight. mostly clear. waves 4 to
6 feet subsiding to 2 to 4 feet in the late evening and overnight. 
.monday...north winds 5 to 10 knots backing northwest 10 to 15 knots
in the late morning and afternoon. mostly sunny. waves 1 foot or
less. 
.tuesday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly sunny. waves 1 to 3 feet. 
.wednesday...southwest winds 20 to 25 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118764

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz848-220800-
whitehall to pentwater mi-
206 pm edt fri aug 21 2026

...small craft advisory in effect until 8 pm edt this evening...

.through early evening...south winds 15 to 20 knots. cloudy with a
slight chance of showers and thunderstorms. waves 2 to 4 feet. 
.tonight...south winds 10 to 20 knots veering west after midnight.
rain showers likely and a chance of thunderstorms in the evening,
then a chance of showers and thunderstorms after midnight. waves
2 to 4 feet. 
.saturday...north winds 10 to 20 knots increasing to 20 to 25 knots
in the late morning and afternoon. mostly sunny with a slight chance
of rain showers. waves 3 to 5 feet. 
.saturday night...north winds 20 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...north winds to 30 knots. sunny. waves 4 to 6 feet. 
.sunday night...north winds 15 to 25 knots decreasing to 10 to
15 knots in the late evening and overnight. mostly clear. waves 3 to
5 feet subsiding to 2 to 4 feet in the late evening and overnight. 
.monday...north winds 10 to 15 knots backing northwest early in the
afternoon. sunny. waves 1 to 2 feet. 
.tuesday...south winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 

$$

fzus53 kgrr 211806
nshgrr
expires:202608220800;;118763

nearshore marine forecast
national weather service grand rapids mi
206 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz849-220800-
pentwater to manistee mi-
206 pm edt fri aug 21 2026

...small craft advisory in effect until 8 pm edt this evening...

.through early evening...south winds 15 to 20 knots. mostly cloudy
with a chance of showers and thunderstorms. waves 2 to 4 feet. 
.tonight...south winds 10 to 20 knots veering northwest 5 to
15 knots after midnight. rain showers likely and a chance of
thunderstorms. waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight. 
.saturday...north winds 10 to 20 knots. mostly sunny with a slight
chance of rain showers. waves 2 to 4 feet. 
.saturday night...north winds 15 to 25 knots. mostly clear. waves
2 to 4 feet building to 4 to 6 feet in the late evening and
overnight. 
.sunday...north winds 15 to 25 knots. sunny. waves 4 to 6 feet. 
.sunday night...north winds 15 to 25 knots decreasing to 5 to
15 knots in the late evening and overnight. mostly clear. waves 3 to
5 feet subsiding to 2 to 4 feet in the late evening and overnight. 
.monday...north winds 5 to 15 knots. sunny. waves 1 to 2 feet. 
.tuesday...southwest winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 
.wednesday...southwest winds 15 to 20 knots. partly sunny with a
chance of showers and thunderstorms. waves 3 to 5 feet. 

$$

fzus53 kiwx 211943
nshiwx
expires:202608220215;;125065

nearshore marine forecast
national weather service northern indiana
343 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz043-220215-
new buffalo mi to st joseph mi-
343 pm edt fri aug 21 2026

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

.tonight...south winds 5 to 10 knots becoming southwest. a chance
of showers and thunderstorms this evening, then showers likely
with a chance of thunderstorms after midnight. waves 1 foot or
less. 
.saturday...west winds 10 to 15 knots becoming northwest 15 to
20 knots. gusts up to 25 knots. a chance of showers with a slight
chance of thunderstorms in the morning. waves 1 to 2 feet
building to 3 to 6 feet. 
.saturday night...north winds 10 to 15 knots. a slight chance of
showers overnight. waves 3 to 4 feet. 
.sunday...north winds 10 to 15 knots increasing to 15 to
20 knots. gusts up to 25 knots. a slight chance of showers in the
morning. waves 3 to 6 feet. 

winds and waves higher in and near thunderstorms.

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

$$