fzus51 kcle 220133
nshcle
expires:202608220815;;139814

nearshore marine forecast
national weather service cleveland oh
933 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.


lez142-143-220815-
maumee bay to reno beach oh-reno beach to the islands oh-
933 pm edt fri aug 21 2026

.rest of tonight...southeast winds 5 to 10 knots becoming south.
a chance of showers and thunderstorms late this evening, then a
chance of showers after midnight. 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 220133
nshcle
expires:202608220815;;139815

nearshore marine forecast
national weather service cleveland oh
933 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>147-220815-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-willowick to geneva-on-the lake oh-
933 pm edt fri aug 21 2026

.rest of tonight...east winds 5 to 10 knots becoming south. a
chance of showers with a slight chance of thunderstorms late this
evening, then a slight chance of showers after midnight. 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 220202
nshdtx
expires:202608221015;;140401

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 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.


lhz442-221015-
harbor beach to port sanilac mi-
1002 pm edt fri aug 21 2026

.rest of tonight...south winds 10 to 15 knots. mostly cloudy.
scattered showers and a slight chance of thunderstorms this
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 1 to 3 feet 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 7 feet. 

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

$$

fzus53 kdtx 220202
nshdtx
expires:202608221015;;140402

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 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.


lhz443-221015-
port sanilac to port huron mi-
1002 pm edt fri aug 21 2026

.rest of tonight...south winds 10 to 15 knots. mostly cloudy.
isolated showers this 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. 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. a slight 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 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 kdtx 220202
nshdtx
expires:202608221015;;140403

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 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.


lez444-221015-
michigan waters of lake erie from detroit river to north cape mi-
1002 pm edt fri aug 21 2026

.rest of tonight...southeast winds 5 to 10 knots veering to the
south early in the morning. 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. a slight
chance of waterspouts 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 1 to 3 feet. 

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

the water temperature at belle isle is 74 degrees.

$$

fzus53 kdtx 220202
nshdtx
expires:202608221015;;140398

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 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.


lhz422-221015-
inner saginaw bay sw of point au gres to bay port mi-
1002 pm edt fri aug 21 2026

.rest of 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
this evening. scattered showers and a chance of thunderstorms
this 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 2
to 4 feet. 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. 

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

$$

fzus53 kgrr 220623
nshgrr
expires:202608220800;;149578

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz849-220800-
pentwater to manistee mi-
223 am edt sat aug 22 2026

...small craft advisory in effect from 8 am edt this morning through
sunday evening...

.rest of tonight...northwest winds 5 to 15 knots. mostly cloudy with
a slight chance of showers and thunderstorms. waves 1 to 3 feet. 
.saturday...northwest winds 10 to 20 knots. mostly sunny with a
slight chance of showers and thunderstorms. waves 2 to 4 feet. 
.saturday night...north winds 15 to 25 knots. partly cloudy with a
slight chance of showers and thunderstorms. waves 2 to 4 feet
building to 4 to 6 feet in the late evening and overnight. 
.sunday...northwest winds to 30 knots. mostly sunny. waves 4 to
6 feet. 
.sunday night...north winds 15 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.monday...northwest winds 10 to 20 knots. sunny. waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.wednesday...southwest winds 15 to 25 knots. partly sunny with a
chance of rain showers. waves 3 to 5 feet. 

$$

fzus53 kgrr 220623
nshgrr
expires:202608220800;;149583

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz844-220800-
st joseph to south haven mi-
223 am edt sat aug 22 2026

...small craft advisory in effect from 8 am edt this morning through
sunday evening...

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

$$

fzus53 kgrr 220623
nshgrr
expires:202608220800;;149582

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz845-220800-
south haven to holland mi-
223 am edt sat aug 22 2026

...small craft advisory in effect from 8 am edt this morning through
sunday evening...

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

$$

fzus53 kgrr 220623
nshgrr
expires:202608220800;;149581

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz846-220800-
holland to grand haven mi-
223 am edt sat aug 22 2026

...small craft advisory in effect from 8 am edt this morning through
sunday evening...

.rest of tonight...west winds around 15 knots. mostly cloudy with a
chance of showers and thunderstorms. waves 1 to 2 feet. 
.saturday...northwest winds 15 to 25 knots. mostly sunny with a
slight chance of showers and thunderstorms. waves 3 to 5 feet. 
.saturday night...north winds 15 to 25 knots. mostly clear. waves
3 to 5 feet. 
.sunday...northwest winds to 30 knots. mostly sunny. waves 5 to
7 feet. 
.sunday night...northwest winds to 30 knots becoming north 10 to
20 knots in the late evening and overnight. mostly clear. waves 4 to
6 feet subsiding to 1 to 3 feet. 
.monday...northwest winds 10 to 20 knots. sunny. waves around
1 foot. 
.tuesday...southeast winds 5 to 10 knots veering southwest in the
late morning and afternoon. mostly sunny. waves around 1 foot. 
.wednesday...southwest winds 15 to 25 knots. mostly sunny with a
chance of rain showers. waves 3 to 5 feet. 

$$

fzus53 kgrr 220623
nshgrr
expires:202608220800;;149580

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz847-220800-
grand haven to whitehall mi-
223 am edt sat aug 22 2026

...small craft advisory in effect from 8 am edt this morning through
sunday evening...

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

$$

fzus53 kgrr 220623
nshgrr
expires:202608220800;;149579

nearshore marine forecast
national weather service grand rapids mi
223 am edt sat aug 22 2026

for waters within five nautical miles of shore on lake michigan


lmz848-220800-
whitehall to pentwater mi-
223 am edt sat aug 22 2026

...small craft advisory in effect from 8 am edt this morning through
sunday evening...

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

$$

fzus53 kiwx 220240
nshiwx
expires:202608220815;;141915

nearshore marine forecast
national weather service northern indiana
1040 pm edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz043-220815-
new buffalo mi to st joseph mi-
1040 pm edt fri aug 21 2026

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

.overnight...south winds 5 to 10 knots becoming southwest.
a chance of showers and thunderstorms. 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 5 feet. 
.saturday night...north winds 10 to 15 knots. a slight chance of
showers overnight. waves 2 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.

$$