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nearshore marine forecast
national weather service buffalo ny
405 pm edt tue apr 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.


loz042-220300-
niagara river to hamlin beach along lake ontario-
405 pm edt tue apr 21 2026

.tonight...southeast winds 10 knots or less becoming south.
mostly cloudy. waves 1 to 3 feet subsiding to 1 foot or less. 
.wednesday...northwest winds less than 10 knots becoming west.
becoming mostly sunny. waves 1 foot or less. 
.wednesday night...west winds less than 10 knots becoming
northwest. mainly clear. waves 1 foot or less. 
.thursday...northwest winds less than 10 knots. mostly sunny.
waves 1 foot or less. 
.thursday night...north winds 10 knots or less becoming east
10 to 15 knots. mostly cloudy. waves 1 foot or less. 
.friday...east winds 10 to 15 knots increasing to 15 to 20 knots.
a chance of showers friday night. waves 1 to 3 feet building to
3 to 5 feet. waves occasionally around 6 feet. 
.saturday...east winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 3 to 6 feet subsiding to
1 to 3 feet. waves occasionally around 7 feet. 
.sunday...east winds 5 to 15 knots. partly to mostly cloudy.
waves 1 to 3 feet subsiding to 1 foot or less. 

$$

fzus51 kbuf 212005
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nearshore marine forecast
national weather service buffalo ny
405 pm edt tue apr 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.


lez020-220300-
upper niagara river and buffalo harbor-
405 pm edt tue apr 21 2026

.tonight...south winds 10 knots or less becoming southwest.
mostly cloudy. 
.wednesday...light and variable winds. mostly sunny. 
.wednesday night...light and variable winds. mainly clear. 
.thursday...light and variable winds. mostly sunny. 
.thursday night...light and variable winds. partly to mostly
cloudy. 
.friday...east winds 5 to 10 knots. a chance of showers friday
night. 
.saturday...east winds 10 knots or less. showers likely during
the day, then a chance of showers saturday night. 
.sunday...northeast winds less than 10 knots. mostly cloudy, then
becoming partly cloudy. 

the water temperature off buffalo is 44 degrees.

$$

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nearshore marine forecast
national weather service buffalo ny
405 pm edt tue apr 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.


lez040-041-220300-
buffalo to ripley along lake erie-
405 pm edt tue apr 21 2026

.tonight...south winds 5 to 15 knots becoming southwest. a chance
of showers from late evening on. waves 1 foot or less. 
.wednesday...west winds less than 10 knots becoming southwest.
partly sunny in the morning, then becoming mostly sunny. waves
1 foot or less. 
.wednesday night...southwest winds less than 10 knots. becoming
mainly clear. waves 1 foot or less. 
.thursday...light and variable winds. mostly sunny. waves 1 foot
or less. 
.thursday night...light and variable winds. partly cloudy. waves
1 foot or less. 
.friday...northeast winds 5 to 10 knots becoming east. showers
likely friday night. waves 1 foot or less. 
.saturday...east winds 10 knots or less. showers likely during
the day, then a chance of showers saturday night. waves 1 foot or
less. 
.sunday...northeast winds less than 10 knots becoming east.
mostly cloudy, then becoming partly cloudy. waves 1 foot or less.

$$

fzus51 kbuf 212005
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nearshore marine forecast
national weather service buffalo ny
405 pm edt tue apr 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.


loz045-220300-
mexico bay to the saint lawrence river along lake ontario-
405 pm edt tue apr 21 2026

.tonight...southeast winds 15 to 20 knots diminishing to 10 to
15 knots. mostly cloudy. waves 1 to 3 feet. 
.wednesday...southeast winds 5 to 15 knots becoming west less
than 10 knots. partly to mostly sunny. waves 2 feet or less. 
.wednesday night...light and variable winds. mainly clear in the
evening, then becoming partly cloudy. waves 1 foot or less. 
.thursday...north winds 5 to 10 knots becoming west. mostly
sunny. waves 1 foot or less. 
.thursday night...west winds 10 knots or less becoming northeast.
mostly cloudy. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots becoming east. becoming
mainly clear. waves 1 foot or less. 
.saturday...east winds 5 to 15 knots becoming southeast. a chance
of rain showers. waves 1 foot or less. 
.sunday...east winds 10 knots or less. partly cloudy. waves
1 foot or less. 

$$

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nearshore marine forecast
national weather service buffalo ny
405 pm edt tue apr 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.


loz043-220300-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
405 pm edt tue apr 21 2026

.tonight...southeast winds 10 to 15 knots. mostly cloudy. waves
1 to 3 feet subsiding to 1 foot or less. 
.wednesday...southeast winds 10 knots or less becoming northwest.
becoming mostly sunny. waves 1 foot or less. 
.wednesday night...light and variable winds. mainly clear in the
evening, then becoming partly cloudy. waves 1 foot or less. 
.thursday...northwest winds less than 10 knots. mostly sunny.
waves 1 foot or less. 
.thursday night...west winds 10 knots or less becoming northeast.
mostly cloudy. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots becoming east 15 to
20 knots. a chance of rain showers friday night. waves 1 to
2 feet building to 2 to 4 feet. 
.saturday...east winds 15 to 20 knots becoming southeast 10 to
15 knots. a chance of showers. waves 3 to 5 feet subsiding to
1 to 3 feet. waves occasionally around 6 feet. 
.sunday...east winds 5 to 15 knots becoming southeast. partly to
mostly cloudy. waves 2 feet or less. 

the water temperature off rochester is 42 degrees.

$$

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nearshore marine forecast
national weather service buffalo ny
405 pm edt tue apr 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.


loz044-220300-
sodus bay to mexico bay along lake ontario-
405 pm edt tue apr 21 2026

.tonight...southeast winds 10 to 15 knots. mostly cloudy. waves
2 feet or less. 
.wednesday...southeast winds 10 knots or less becoming north.
partly to mostly sunny. waves 1 foot or less. 
.wednesday night...northwest winds less than 10 knots. mainly
clear in the evening, then becoming partly cloudy. waves 1 foot
or less. 
.thursday...northwest winds 10 knots or less becoming west.
mostly sunny. waves 1 foot or less. 
.thursday night...west winds 10 knots or less becoming northeast.
mostly cloudy. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots becoming east. a chance
of rain showers friday night. waves 2 feet or less. 
.saturday...east winds 5 to 15 knots becoming southeast. a chance
of showers. waves 2 feet or less. 
.sunday...east winds 10 knots or less becoming southeast. partly
cloudy. waves 1 foot or less. 

$$

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nearshore marine forecast
national weather service cleveland oh
339 pm edt tue apr 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.


lez145>149-220215-
vermilion to avon point oh-avon point to willowick oh-
willowick to geneva-on-the lake oh-geneva-on-the-
lake to conneaut oh-conneaut oh to ripley ny-
339 pm edt tue apr 21 2026

.tonight...south winds 10 to 15 knots becoming southwest. a
slight chance of showers and thunderstorms early, then a chance
of showers with a slight chance of thunderstorms. a chance of
showers late. waves 2 feet or less. 
.wednesday...west winds 5 to 10 knots. mostly sunny. waves 2 feet
or less. 
.wednesday night...west winds less than 10 knots. mostly clear.
waves 1 foot or less. 
.thursday...east winds less than 10 knots becoming northeast.
sunny. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for friday through sunday.

the water temperature off toledo is 55 degrees, off cleveland 47
degrees, and off erie 49 degrees.

$$