fzus51 kcle 210119
nshcle
expires:202608210815;;080848

nearshore marine forecast
national weather service cleveland oh
919 pm edt thu aug 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.


lez142-143-210815-
maumee bay to reno beach oh-reno beach to the islands oh-
919 pm edt thu aug 20 2026

.overnight...east winds 5 to 15 knots. mostly clear. waves
1 to 3 feet. 
.friday...southeast winds 10 knots or less becoming east. sunny.
waves 1 foot or less. 
.friday night...east winds 10 knots or less becoming southwest.
mostly clear. waves 1 foot or less. 
.saturday...southwest winds 5 to 10 knots becoming west. showers
with a chance of thunderstorms in the afternoon. waves 1 foot or
less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 78 degrees, off cleveland 75
degrees, and off erie 78 degrees.

$$

fzus51 kcle 210119
nshcle
expires:202608210815;;080849

nearshore marine forecast
national weather service cleveland oh
919 pm edt thu aug 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.


lez144>147-210815-
the islands to vermilion oh-vermilion to avon point oh-
avon point to willowick oh-willowick to geneva-on-the lake oh-
919 pm edt thu aug 20 2026

.overnight...east winds 5 to 15 knots. mostly clear. waves
1 to 3 feet. 
.friday...southeast winds 10 knots or less becoming northeast.
sunny. waves 1 foot or less. 
.friday night...northeast winds 5 to 10 knots becoming south.
mostly clear. waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming west. a chance of
showers and thunderstorms in the afternoon. waves 2 feet or less.

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for sunday through tuesday.

the water temperature off toledo is 78 degrees, off cleveland 75
degrees, and off erie 78 degrees.

$$

fzus53 kdtx 210159
nshdtx
expires:202608211000;;081725

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
959 pm edt thu aug 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.


lez444-211000-
michigan waters of lake erie from detroit river to north cape mi-
959 pm edt thu aug 20 2026

.rest of tonight...east winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. clear. waves 2 feet or less. 
.friday...southeast winds 5 to 10 knots. mostly sunny early in
the morning becoming partly cloudy. waves 2 feet or less. 
.friday night...southeast winds 5 to 10 knots veering to the
south after midnight. partly cloudy. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. partly cloudy with a chance of
showers until late afternoon, then showers and a chance of
thunderstorms 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 75 degrees.

$$

fzus53 kdtx 210159
nshdtx
expires:202608211000;;081720

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
959 pm edt thu aug 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.


lhz422-211000-
inner saginaw bay sw of point au gres to bay port mi-
959 pm edt thu aug 20 2026

.rest of tonight...east winds 15 to 20 knots becoming southeast
5 to 10 knots. mostly clear. waves 2 feet or less. 
.friday...south winds 5 to 10 knots becoming southeast 10 to
15 knots early in the afternoon. mostly sunny until late
afternoon becoming partly cloudy. waves 2 feet or less. 
.friday night...south winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and early morning, then diminishing
to 10 to 15 knots after midnight. partly cloudy. a chance of
showers 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 early afternoon, then becoming
northwest 10 to 15 knots early in the afternoon. light showers
early in the morning, then showers and a chance of thunderstorms
in the late morning and afternoon. waves 2 feet or less. 

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

$$

fzus53 kdtx 210159
nshdtx
expires:202608211000;;081723

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
959 pm edt thu aug 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.


lhz442-211000-
harbor beach to port sanilac mi-
959 pm edt thu aug 20 2026

.rest of tonight...east winds 5 to 10 knots veering to the
southeast early in the morning. mostly clear. waves 2 feet or
less. 
.friday...southeast winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. mostly sunny. waves 2 feet or
less. 
.friday night...south winds 10 to 15 knots. partly cloudy. a
slight chance of. waves 1 to 3 feet. 
.saturday...south winds 5 to 10 knots veering to the west early
in the afternoon. partly cloudy early in the morning. a chance of
waterspouts. light showers likely until late afternoon. showers
and a chance of thunderstorms early in the afternoon. waves
2 feet or less. 

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

$$

fzus53 kdtx 210159
nshdtx
expires:202608211000;;081724

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
959 pm edt thu aug 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.


lhz443-211000-
port sanilac to port huron mi-
959 pm edt thu aug 20 2026

.rest of tonight...northeast winds 10 to 15 knots becoming
southeast 5 to 10 knots after midnight. clear. waves 2 feet or
less. 
.friday...southeast winds 5 to 10 knots. mostly sunny. waves
2 feet or less. 
.friday night...southeast winds 10 to 15 knots. partly cloudy.
waves 2 feet or less. 
.saturday...south winds 5 to 10 knots veering to the southwest
early in the afternoon. partly cloudy until late afternoon. a
chance of waterspouts until late afternoon. a chance of showers
until late afternoon. showers and a chance of thunderstorms early
in the afternoon. waves 2 feet or less. 

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

$$

fzus53 kgrr 210611
nshgrr
expires:202608210800;;090548

nearshore marine forecast
national weather service grand rapids mi
211 am edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz849-210800-
pentwater to manistee mi-
211 am edt fri aug 21 2026

.rest of tonight...south winds 10 to 15 knots. partly cloudy. waves
1 foot or less. 
.friday...south winds 15 to 25 knots. partly sunny with a chance of
rain showers and a slight chance of thunderstorms. waves 2 to
4 feet. 
.friday night...south winds 15 to 25 knots becoming southwest 5 to
15 knots after midnight. mostly cloudy with a chance of showers and
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. 
.monday...north winds 5 to 15 knots. sunny. waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 20 knots. mostly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 210611
nshgrr
expires:202608210800;;090553

nearshore marine forecast
national weather service grand rapids mi
211 am edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz844-210800-
st joseph to south haven mi-
211 am edt fri aug 21 2026

.rest of tonight...southeast winds 5 to 10 knots. partly cloudy.
waves 1 foot or less. 
.friday...south winds around 10 knots veering southwest in the late
morning and afternoon. partly sunny. waves 1 foot or less. 
.friday night...south winds 5 to 15 knots. rain showers likely and a
chance of thunderstorms. waves around 1 foot. 
.saturday...west winds 10 to 20 knots veering northwest 20 to
25 knots in the late morning and afternoon. mostly sunny with a
chance of rain showers and a slight chance of thunderstorms. waves
1 to 2 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 5 to 7 feet. 
.monday...northwest winds 5 to 10 knots. mostly sunny. waves 1 to
3 feet. 
.tuesday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly sunny. waves less than 1 foot. 

$$

fzus53 kgrr 210611
nshgrr
expires:202608210800;;090552

nearshore marine forecast
national weather service grand rapids mi
211 am edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz845-210800-
south haven to holland mi-
211 am edt fri aug 21 2026

.rest of tonight...southeast winds 10 to 15 knots. partly cloudy.
waves 1 foot or less. 
.friday...south winds 10 to 15 knots veering southwest early in the
afternoon. partly sunny. waves around 1 foot. 
.friday night...southwest winds 10 to 15 knots. rain showers likely
and a chance of thunderstorms. waves around 1 foot. 
.saturday...west winds 10 to 20 knots veering northwest 20 to
25 knots in the late morning and afternoon. rain showers likely and
a slight chance of thunderstorms. waves 1 to 2 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 4 to 6 feet building to 6 to
8 feet early in the afternoon. 
.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. 

$$

fzus53 kgrr 210611
nshgrr
expires:202608210800;;090551

nearshore marine forecast
national weather service grand rapids mi
211 am edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz846-210800-
holland to grand haven mi-
211 am edt fri aug 21 2026

.rest of tonight...southeast winds 10 to 15 knots. partly cloudy.
waves 1 foot or less. 
.friday...south winds 10 to 15 knots veering southwest early in the
afternoon. partly sunny. waves 1 to 2 feet. 
.friday night...south winds 10 to 15 knots. rain showers likely and
a chance of thunderstorms. waves 1 to 2 feet. 
.saturday...west winds 15 to 20 knots veering northwest to 30 knots
in the late morning and afternoon. mostly sunny with a slight chance
of showers and thunderstorms. waves 1 to 3 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 15 to 25 knots increasing to 30 knots
early in the afternoon. sunny. waves 4 to 6 feet building to 6 to
8 feet early in the afternoon. 
.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 1 to 2 feet. 

$$

fzus53 kgrr 210611
nshgrr
expires:202608210800;;090550

nearshore marine forecast
national weather service grand rapids mi
211 am edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz847-210800-
grand haven to whitehall mi-
211 am edt fri aug 21 2026

.rest of tonight...southeast winds 10 to 15 knots. partly cloudy.
waves 1 foot or less. 
.friday...south winds 10 to 20 knots. partly sunny. waves 1 to
3 feet. 
.friday night...southwest winds 15 to 20 knots. partly cloudy with a
chance of showers and thunderstorms. waves 1 to 3 feet. 
.saturday...northwest winds 10 to 20 knots increasing to 30 knots in
the late morning and afternoon. mostly sunny with a chance of rain
showers and a slight chance of thunderstorms. waves 1 to 3 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. 
.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 10 to 15 knots veering southwest early in the
afternoon. mostly sunny. waves 2 to 4 feet. 

$$

fzus53 kgrr 210611
nshgrr
expires:202608210800;;090549

nearshore marine forecast
national weather service grand rapids mi
211 am edt fri aug 21 2026

for waters within five nautical miles of shore on lake michigan


lmz848-210800-
whitehall to pentwater mi-
211 am edt fri aug 21 2026

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

$$

fzus53 kiwx 210142
nshiwx
expires:202608210815;;081407

nearshore marine forecast
national weather service northern indiana
942 pm edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz043-210815-
new buffalo mi to st joseph mi-
942 pm edt thu aug 20 2026

.overnight...north winds 5 to 10 knots becoming southeast. partly
cloudy. waves around 1 foot. 
.friday...southeast winds less than 10 knots becoming southwest.
mostly sunny. waves 1 foot or less. 
.friday night...south winds 5 to 10 knots becoming southwest. a
slight chance of showers and thunderstorms in the evening, then
showers likely with a chance of thunderstorms overnight. waves
1 foot or less. 
.saturday...west winds 5 to 15 knots becoming northwest 15 to
20 knots. gusts up to 25 knots. a chance of showers and
thunderstorms in the morning, then a chance of showers in the
afternoon. waves 2 feet or less building to 3 to 6 feet by midday.

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 63 degrees and at michigan
city is 64 degrees.

$$