fzus51 kcle 201400
nshcle
expires:202608202015;;052001

nearshore marine forecast
national weather service cleveland oh
issued by national weather service buffalo ny
1000 am 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>144-202015-
maumee bay to reno beach oh-reno beach to the islands oh-
the islands to vermilion oh-
1000 am edt thu aug 20 2026

.rest of today...east winds 5 to 15 knots becoming northeast. a
chance of showers with a slight chance of thunderstorms late this
morning. a slight chance of showers late. waves 2 feet or less. 
.tonight...northeast winds 5 to 15 knots becoming east. mostly
clear. waves 2 feet or less. 
.friday...east winds 10 knots or less. sunny. waves 1 foot or
less. 
.friday night...east winds 10 knots or less becoming southwest.
mostly clear. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for saturday through monday.

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

$$

fzus53 kdtx 201349
nshdtx
expires:202608202200;;051764

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


lez444-202200-
michigan waters of lake erie from detroit river to north cape mi-
949 am edt thu aug 20 2026

.rest of today...northeast winds 5 to 10 knots becoming east
10 to 15 knots late in the afternoon. mostly cloudy late in the
morning becoming partly cloudy. a slight chance of showers late
in the morning, then a slight chance of showers and thunderstorms
in the afternoon. waves 2 feet or less. 
.tonight...east winds 10 to 15 knots diminishing to 5 to 10 knots
after midnight. clear. a slight chance of showers early in the
evening. waves 2 feet or less. 
.friday...east winds 5 to 10 knots. sunny. waves 2 feet or less. 
.friday night...southeast winds 5 to 10 knots veering to the
south after midnight. mostly clear. 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 201349
nshdtx
expires:202608202200;;051759

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


lhz422-202200-
inner saginaw bay sw of point au gres to bay port mi-
949 am edt thu aug 20 2026

.rest of today...northeast winds 5 to 10 knots increasing to
10 to 15 knots late in the afternoon. mostly sunny. waves 2 feet
or less. 
.tonight...east winds 15 to 20 knots becoming southeast 10 to
15 knots after midnight. mostly clear. waves 1 to 3 feet. 
.friday...south winds 5 to 10 knots increasing to 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. partly cloudy. a
chance of showers after midnight. waves 1 to 3 feet. 

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

$$

fzus53 kdtx 201349
nshdtx
expires:202608202200;;051762

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


lhz442-202200-
harbor beach to port sanilac mi-
949 am edt thu aug 20 2026

.rest of today...northeast winds 5 to 10 knots. mostly sunny.
waves 2 feet or less. 
.tonight...northeast winds 5 to 10 knots veering to the southeast
after midnight. 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...southeast winds 10 to 15 knots. partly cloudy.
waves 2 feet or less. 

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

$$

fzus53 kdtx 201349
nshdtx
expires:202608202200;;051763

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


lhz443-202200-
port sanilac to port huron mi-
949 am edt thu aug 20 2026

.rest of today...northeast winds 5 to 10 knots increasing to
10 to 15 knots late in the afternoon. partly cloudy late in the
morning then clearing. waves 2 feet or less. 
.tonight...northeast winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and early morning, then veering to
the southeast after midnight. mostly clear. waves 2 feet or less.
.friday...southeast winds 5 to 10 knots. sunny. waves 2 feet or
less. 
.friday night...southeast winds 10 to 15 knots. mostly clear.
waves 2 feet or less. 

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

$$

fzus53 kgrr 201823
nshgrr
expires:202608210800;;061582

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz848-210800-
whitehall to pentwater mi-
223 pm edt thu aug 20 2026

.through early evening...northwest winds 10 to 15 knots. sunny.
waves 1 foot or less. 
.tonight...northwest winds 5 to 15 knots veering east in the late
evening and early morning, then veering southeast 5 to 15 knots
after midnight. partly cloudy. waves 1 foot or less. 
.friday...south winds 10 to 20 knots. partly sunny. waves 1 to
2 feet building to 2 to 4 feet in the late morning and afternoon. 
.friday night...south winds 10 to 20 knots veering southwest after
midnight. mostly cloudy with a chance of showers and thunderstorms.
waves 2 to 4 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 20 to 25 knots. partly cloudy. waves
3 to 5 feet. 
.sunday...north winds to 30 knots. sunny. waves 4 to 6 feet. 
.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 increasing to 20 to 25 knots
early in the afternoon. mostly sunny. waves 2 to 4 feet. 

$$

fzus53 kgrr 201823
nshgrr
expires:202608210800;;061581

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz849-210800-
pentwater to manistee mi-
223 pm edt thu aug 20 2026

.through early evening...northwest winds around 10 knots. mostly
sunny. waves 1 foot or less. 
.tonight...north winds around 10 knots veering southeast in the late
evening and overnight. partly cloudy. waves 1 foot or less. 
.friday...south winds 15 to 25 knots. partly 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. 
.friday night...south winds 10 to 20 knots veering southwest 5 to
15 knots after midnight. rain showers likely and a chance of
thunderstorms. waves 3 to 5 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. partly cloudy. waves
2 to 4 feet building to 3 to 5 feet in the late evening and
overnight. 
.sunday...north winds to 30 knots. sunny. waves 3 to 5 feet. 
.monday...northwest winds 10 to 15 knots. sunny. waves 1 to 2 feet. 
.tuesday...south winds 15 to 25 knots. mostly sunny. waves 2 to
4 feet. 

$$

fzus53 kgrr 201823
nshgrr
expires:202608210800;;061586

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz844-210800-
st joseph to south haven mi-
223 pm edt thu aug 20 2026

.through early evening...north winds 10 to 15 knots. sunny. waves
1 foot or less. 
.tonight...north winds 10 to 15 knots veering southeast 5 to
10 knots after midnight. partly cloudy. waves around 1 foot. 
.friday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly 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 showers and 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 20 to 25 knots. sunny. waves 4 to 6 feet. 
.monday...northwest winds around 10 knots. sunny. waves 1 to 2 feet.
.tuesday...south winds 5 to 10 knots veering southwest early in the
afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kgrr 201823
nshgrr
expires:202608210800;;061585

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz845-210800-
south haven to holland mi-
223 pm edt thu aug 20 2026

.through early evening...north winds 10 to 15 knots. sunny. waves
1 foot or less. 
.tonight...north winds 10 to 15 knots veering northeast 5 to
10 knots in the late evening and early morning, then veering
southeast after midnight. partly cloudy. waves around 1 foot. 
.friday...south winds 10 to 15 knots veering southwest early in the
afternoon. mostly sunny. waves around 1 foot. 
.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 20 to
25 knots in the late morning and afternoon. rain showers likely and
a chance of thunderstorms. waves 3 to 5 feet. 
.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. 
.monday...northwest winds around 10 knots. sunny. waves around
1 foot. 
.tuesday...southwest winds 5 to 15 knots. mostly sunny. waves around
1 foot. 

$$

fzus53 kgrr 201823
nshgrr
expires:202608210800;;061584

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz846-210800-
holland to grand haven mi-
223 pm edt thu aug 20 2026

.through early evening...northwest winds 10 to 20 knots. sunny.
waves 1 foot or less. 
.tonight...north winds 5 to 15 knots veering southeast after
midnight. partly cloudy. waves around 1 foot. 
.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 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 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 subsiding to 2 to 4 feet after midnight. 
.sunday...north winds to 30 knots backing northwest gales to
35 knots early in the afternoon. sunny. waves 4 to 6 feet. 
.monday...north winds around 10 knots backing northwest in the late
morning and afternoon. mostly sunny. waves 1 foot or less. 
.tuesday...south winds 5 to 15 knots. mostly sunny. waves 1 to
2 feet. 

$$

fzus53 kgrr 201823
nshgrr
expires:202608210800;;061583

nearshore marine forecast
national weather service grand rapids mi
223 pm edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz847-210800-
grand haven to whitehall mi-
223 pm edt thu aug 20 2026

.through early evening...northwest winds 10 to 20 knots. sunny.
waves 1 foot or less. 
.tonight...northwest winds 5 to 15 knots veering southeast after
midnight. partly cloudy. waves around 1 foot. 
.friday...south winds 10 to 20 knots. partly sunny. waves 2 to
4 feet. 
.friday night...south winds around 15 knots. mostly cloudy with a
chance of showers and thunderstorms. waves 2 to 4 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 3 to 5 feet. 
.saturday night...north winds 15 to 25 knots. mostly clear. waves
3 to 5 feet. 
.sunday...north winds to 30 knots backing northwest gales to
35 knots early in the afternoon. sunny. waves 4 to 6 feet. 
.monday...north winds around 10 knots backing northwest in the late
morning and afternoon. sunny. waves around 1 foot. 
.tuesday...south winds 10 to 20 knots. mostly sunny. waves 1 to
3 feet. 

$$

fzus53 kiwx 201546
nshiwx
expires:202608202015;;055289

nearshore marine forecast
national weather service northern indiana
1146 am edt thu aug 20 2026

for waters within five nautical miles of shore on lake michigan


lmz043-046-202015-
new buffalo mi to st joseph mi-michigan city in to new buffalo mi-
1146 am edt thu aug 20 2026

.this afternoon...north winds 5 to 10 knots. sunny. waves 1 foot
or less. 
.tonight...north winds 10 knots or less becoming southeast.
partly cloudy. waves around 1 foot. 
.friday...south 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. 

winds and waves higher in and near thunderstorms.

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

$$