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nearshore marine forecast
national weather service buffalo ny
404 am 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.


loz042-211500-
niagara river to hamlin beach along lake ontario-
404 am edt tue apr 21 2026

.today...south winds 5 to 10 knots. partly sunny. waves 2 feet or
less. 
.tonight...southeast winds 5 to 15 knots becoming northwest. a
chance of showers. waves 2 feet or less. 
.wednesday...north winds less than 10 knots becoming northeast.
mostly sunny. waves 1 foot or less. 
.wednesday night...northeast winds less than 10 knots. mainly
clear. waves 1 foot or less. 
.thursday...north winds 10 knots or less becoming east. partly to
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
2 to 4 feet. 
.saturday...east winds 15 to 20 knots becoming northeast 10 to
15 knots. showers likely. waves 3 to 5 feet subsiding to 2 to
4 feet. waves occasionally around 6 feet. 

$$

fzus51 kbuf 210805
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nearshore marine forecast
national weather service buffalo ny
404 am 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.


lez020-211500-
upper niagara river and buffalo harbor-
404 am edt tue apr 21 2026

.today...south winds 5 to 10 knots. partly sunny. 
.tonight...south winds 5 to 15 knots becoming southwest. a chance
of showers. 
.wednesday...light and variable winds. mostly sunny. 
.wednesday night...light and variable winds. mainly clear in the
evening, then becoming partly cloudy. 
.thursday...light and variable winds. partly cloudy. 
.friday...northeast winds 10 knots or less becoming east. a
chance of showers friday night. 
.saturday...northeast winds 5 to 10 knots. showers likely. 

the water temperature off buffalo is 44 degrees.

$$

fzus51 kbuf 210805
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nearshore marine forecast
national weather service buffalo ny
404 am 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.


lez040-041-211500-
buffalo to ripley along lake erie-
404 am edt tue apr 21 2026

.today...south winds 5 to 15 knots. partly to mostly sunny. waves
1 foot or less. 
.tonight...south winds 15 to 20 knots becoming southwest and
diminishing to 5 to 10 knots. a chance of showers. waves 1 to
3 feet. 
.wednesday...west winds less than 10 knots. 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...light and variable winds. partly cloudy. waves 1 foot
or less. 
.friday...northeast winds 10 knots or less becoming east. showers
likely friday night. waves 1 foot or less. 
.saturday...northeast winds 10 knots or less becoming east.
showers likely. waves 1 foot or less. 

$$

fzus51 kbuf 210805
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nearshore marine forecast
national weather service buffalo ny
404 am 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.


loz045-211500-
mexico bay to the saint lawrence river along lake ontario-
404 am edt tue apr 21 2026

.today...south winds 5 to 15 knots. partly sunny this morning,
then becoming mostly cloudy. waves 2 feet or less. 
.tonight...southeast winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers. waves 1 to 3 feet. 
.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...north winds 10 knots or less becoming northeast.
partly cloudy. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots becoming east. partly
cloudy. waves 1 foot or less. 
.saturday...east winds 5 to 15 knots. a chance of showers. waves
1 foot or less. 

$$

fzus51 kbuf 210805
nshbuf
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nearshore marine forecast
national weather service buffalo ny
404 am 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.


loz043-211500-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
404 am edt tue apr 21 2026

.today...south winds 5 to 15 knots becoming southeast. partly
sunny. waves 2 feet or less. 
.tonight...southeast winds 5 to 15 knots becoming south. a chance
of showers. waves 2 feet or less. 
.wednesday...west winds less than 10 knots becoming north. mostly
sunny. waves 1 foot or less. 
.wednesday night...light and variable winds. mainly clear. waves
1 foot or less. 
.thursday...northwest winds 10 knots or less becoming northeast.
partly cloudy. waves 1 foot or less. 
.friday...northeast winds 5 to 15 knots becoming east. a chance
of showers friday night. waves 2 feet or less building to 2 to
4 feet. 
.saturday...east winds 15 to 20 knots becoming southeast 10 to
15 knots. showers likely. waves 2 to 4 feet subsiding to 1 to
3 feet. 

the water temperature off rochester is 43 degrees.

$$

fzus51 kbuf 210805
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nearshore marine forecast
national weather service buffalo ny
404 am 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.


loz044-211500-
sodus bay to mexico bay along lake ontario-
404 am edt tue apr 21 2026

.today...south winds 5 to 10 knots becoming southeast. partly
sunny this morning, then becoming mostly cloudy. waves 2 feet or
less. 
.tonight...southeast winds 10 to 15 knots. a chance of showers.
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 northeast.
partly 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 10 to 15 knots becoming southeast. showers
likely. waves 2 feet or less. 

$$

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nearshore marine forecast
national weather service cleveland oh
346 am 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>149-211415-
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-
346 am edt tue apr 21 2026

.today...south winds 15 to 20 knots. mostly sunny. waves 1 to
3 feet. 
.tonight...south winds 10 to 15 knots becoming southwest. a
chance of showers with a slight chance of thunderstorms. waves
2 feet or less. 
.wednesday...west winds 10 knots or less becoming northwest.
mostly sunny. waves 2 feet or less. 
.wednesday night...light and variable winds. mostly clear. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for thursday through saturday.

the water temperature off toledo is 57 degrees, off cleveland 48
degrees, and off erie 49 degrees.

$$