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nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu oct 30 2025

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.


lez020-310900-
upper niagara river and buffalo harbor-
1003 pm edt thu oct 30 2025

.overnight...north winds 10 to 15 knots becoming northwest.
showers.
.friday...northwest winds 15 to 20 knots becoming west. showers.
.friday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of rain showers. 
.saturday...west winds around 10 knots. a chance of rain showers
in the morning. 
.saturday night...west winds 5 to 10 knots becoming light and
variable. a chance of rain showers. 
.sunday...west winds 10 knots or less becoming southwest. a
chance of rain showers. 
.monday...southwest winds 10 to 15 knots becoming west. showers
likely. 
.tuesday...west winds 5 to 15 knots. a chance of rain showers
during the day. 

the water temperature off buffalo is 57 degrees.

$$

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nearshore marine forecast
national weather service buffalo ny
1003 pm edt thu oct 30 2025

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.


loz042-310900-
niagara river to hamlin beach along lake ontario-
1003 pm edt thu oct 30 2025

...small craft advisory in effect through friday morning...
...gale warning in effect from friday afternoon through late
friday night...

.overnight...northeast winds to 30 knots becoming north.
showers. waves 7 to 11 feet subsiding to 5 to 8 feet. waves
occasionally around 14 feet. 
.friday...northwest winds to 30 knots increasing to 35 knot gales
in the afternoon. showers. waves 5 to 9 feet building to 9 to
13 feet. waves occasionally around 16 feet. 
.friday night...northwest winds to 30 knots. showers likely.
waves 9 to 13 feet subsiding to 6 to 9 feet. waves occasionally
around 16 feet. 
.saturday...northwest winds 15 to 25 knots diminishing to 10 to
15 knots. a chance of showers. waves 4 to 7 feet subsiding to
1 to 3 feet. waves occasionally around 9 feet. 
.saturday night...northwest winds 5 to 15 knots. a chance of rain
showers. waves 1 to 3 feet. 
.sunday...west winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of rain showers. waves 1 to 3 feet. 
.monday...southwest winds 15 to 25 knots becoming west to
30 knots. showers likely. waves 3 to 5 feet building to 5 to
9 feet. waves occasionally around 11 feet. 
.tuesday...west winds to 30 knots diminishing to 15 to 25 knots.
a chance of showers. waves 6 to 9 feet subsiding to 3 to 5 feet.
waves occasionally around 11 feet. 

$$

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nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 pm edt thu oct 30 2025

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.


lhz441-311015-
port austin to harbor beach mi-
1002 pm edt thu oct 30 2025

...small craft advisory in effect through late friday night...

.rest of tonight...north winds 15 to 20 knots increasing to 20 to
25 knots early in the morning. mostly cloudy with a slight chance
of light rain. waves 5 to 7 feet. waves occasionally around
10 feet. 
.friday...northwest winds 20 to 25 knots. mostly cloudy until
late afternoon becoming partly cloudy. a slight chance of light
rain early in the morning. waves 6 to 9 feet. waves occasionally
around 12 feet. 
.friday night...northwest winds 20 to 25 knots diminishing to
10 to 15 knots. mostly cloudy. a slight chance of showers until
early morning, then a chance of showers after midnight. waves
5 to 7 feet. waves occasionally around 10 feet. 
.saturday...northwest winds 10 to 15 knots diminishing to 5 to
10 knots early in the afternoon. mostly cloudy. a chance of
showers early in the morning. 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.

$$

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nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 pm edt thu oct 30 2025

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.


lhz442-311015-
harbor beach to port sanilac mi-
1002 pm edt thu oct 30 2025

...small craft advisory in effect through late friday night...

.rest of tonight...north winds 20 to 25 knots. mostly cloudy with
a slight chance of light rain. waves 5 to 7 feet. waves
occasionally around 10 feet. 
.friday...northwest winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. mostly cloudy until late
afternoon becoming partly cloudy. waves 5 to 7 feet. waves
occasionally around 10 feet. 
.friday night...northwest winds 15 to 20 knots diminishing to
10 to 15 knots after midnight. partly cloudy until early morning
becoming mostly cloudy. a slight chance of showers until early
morning, then a chance of showers after midnight. waves 4 to
6 feet. waves occasionally around 8 feet. 
.saturday...northwest winds 10 to 15 knots diminishing to 5 to
10 knots early in the afternoon. mostly cloudy. a chance of
showers early in the morning. waves 2 to 4 feet subsiding to 1 to
3 feet in the late morning and afternoon. 

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

$$

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nearshore marine forecast for michigan
national weather service detroit/pontiac mi
1002 pm edt thu oct 30 2025

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.


lhz443-311015-
port sanilac to port huron mi-
1002 pm edt thu oct 30 2025

...small craft advisory in effect through late friday night...

.rest of tonight...northwest winds 20 to 25 knots. mostly cloudy.
a chance of light rain this evening, then a slight chance of
light rain after midnight. waves 5 to 7 feet. waves occasionally
around 10 feet. 
.friday...northwest winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. mostly cloudy until late
afternoon becoming partly cloudy. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.friday night...northwest winds 15 to 20 knots diminishing to
10 to 15 knots after midnight. partly cloudy with a slight chance
of showers. waves 2 to 4 feet. 
.saturday...northwest winds 10 to 15 knots diminishing to 5 to
10 knots early in the afternoon. partly cloudy until late
afternoon becoming mostly cloudy. waves 1 to 3 feet. 

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

$$