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nearshore marine forecast
national weather service buffalo ny
405 am edt sat apr 18 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.


loz045-181500-
mexico bay to the saint lawrence river along lake ontario-
405 am edt sat apr 18 2026

.today...southeast winds 15 to 20 knots becoming south. a chance
of showers late. waves 1 to 3 feet building to 2 to 4 feet. 
.tonight...south winds 15 to 20 knots becoming west 10 to
15 knots. rain showers. waves 2 to 4 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots.
rain showers with snow showers likely in the morning, then a
chance of rain and snow showers in the afternoon. waves 1 to
3 feet building to 3 to 5 feet. waves occasionally around 6 feet.
.sunday night...west winds 15 to 20 knots becoming northwest.
partly cloudy. waves 3 to 6 feet. waves occasionally around
7 feet. 
.monday...northwest winds 15 to 20 knots becoming west 5 to
15 knots. becoming mainly clear. waves 3 to 5 feet subsiding to
1 to 3 feet. waves occasionally around 6 feet. 
.tuesday...south winds 10 to 15 knots. a chance of rain showers.
waves 2 feet or less. 
.wednesday...north winds 10 knots or less. becoming mainly clear.
waves 2 feet or less. 

$$

fzus51 kbuf 180805
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nearshore marine forecast
national weather service buffalo ny
405 am edt sat apr 18 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.


loz043-181500-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
405 am edt sat apr 18 2026

.today...south winds 10 to 15 knots increasing to 15 to 20 knots.
showers likely late. waves 1 to 3 feet. 
.tonight...west winds 15 to 20 knots becoming northwest 10 to
15 knots. rain showers with a chance of thunderstorms in the
evening, then rain showers likely overnight. some thunderstorms
may produce gusty winds in the evening. waves 1 to 3 feet
building to 2 to 4 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots.
rain and snow showers likely in the morning, then a chance of
rain and snow showers in the afternoon. waves 1 to 3 feet
building to 3 to 5 feet. waves occasionally around 6 feet. 
.sunday night...west winds 15 to 20 knots. a chance of rain
showers in the evening. waves 3 to 5 feet. waves occasionally
around 6 feet. 
.monday...northwest winds 15 to 20 knots becoming southwest 5 to
15 knots. becoming mainly clear. waves 3 to 5 feet subsiding to
1 to 3 feet. waves occasionally around 6 feet. 
.tuesday...south winds 5 to 15 knots becoming west. a chance of
rain showers. waves 2 feet or less. 
.wednesday...north winds 5 to 15 knots. becoming mainly clear.
waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 42 degrees.

$$

fzus51 kbuf 180805
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nearshore marine forecast
national weather service buffalo ny
405 am edt sat apr 18 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.


loz044-181500-
sodus bay to mexico bay along lake ontario-
405 am edt sat apr 18 2026

.today...southeast winds 10 to 15 knots becoming south 15 to
20 knots. a chance of showers late. waves 1 to 3 feet. 
.tonight...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. rain showers. waves 1 to 3 feet building to 2 to
4 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots.
rain and snow showers likely in the morning, then a chance of
snow showers in the afternoon. waves 2 to 4 feet building to 3 to
6 feet. waves occasionally around 7 feet. 
.sunday night...west winds 15 to 20 knots. partly cloudy. waves
3 to 6 feet. waves occasionally around 7 feet. 
.monday...northwest winds 15 to 20 knots becoming west 5 to
15 knots. partly cloudy, then becoming mainly clear. waves 3 to
6 feet subsiding to 1 to 3 feet. waves occasionally around
7 feet. 
.tuesday...south winds 5 to 15 knots becoming southwest. a chance
of rain showers. waves 2 feet or less. 
.wednesday...north winds 5 to 15 knots diminishing to less than
10 knots. becoming mainly clear. waves 1 to 3 feet subsiding to
1 foot or less. 

$$

fzus51 kbuf 180805
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nearshore marine forecast
national weather service buffalo ny
405 am edt sat apr 18 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.


lez020-181500-
upper niagara river and buffalo harbor-
405 am edt sat apr 18 2026

.today...south winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers early this afternoon. showers with
a chance of thunderstorms late. some thunderstorms may produce
gusty winds late. 
.tonight...west winds 5 to 10 knots. rain showers likely. 
.sunday...west winds 5 to 15 knots. a chance of rain and snow
showers in the morning, then rain showers likely in the
afternoon. 
.sunday night...west winds 5 to 10 knots becoming northwest. rain
showers likely with a chance of snow showers in the evening, then
a chance of snow showers overnight. 
.monday...northwest winds 10 knots or less becoming southwest.
partly cloudy. 
.tuesday...south winds 5 to 10 knots becoming southwest. mostly
cloudy. 
.wednesday...northwest winds 5 to 10 knots becoming light and
variable. partly cloudy, then becoming mainly clear. 

winds and waves higher in and near thunderstorms.

the water temperature off buffalo is 42 degrees.

$$

fzus51 kbuf 180805
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nearshore marine forecast
national weather service buffalo ny
405 am edt sat apr 18 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.


lez040-041-181500-
buffalo to ripley along lake erie-
405 am edt sat apr 18 2026

.today...south winds 15 to 20 knots becoming southwest. a chance
of showers early this afternoon. showers with a chance of
thunderstorms late. some thunderstorms may produce gusty winds
late. waves 1 to 3 feet. 
.tonight...southwest winds 15 to 20 knots becoming west 5 to
15 knots. rain showers likely. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots.
a chance of rain showers in the morning, then a chance of rain
and snow showers in the afternoon. waves 1 to 3 feet building to
2 to 4 feet. 
.sunday night...west winds 5 to 15 knots becoming northwest. a
chance of rain and snow showers. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.monday...northwest winds 5 to 10 knots becoming south. partly
cloudy. waves 2 feet or less. 
.tuesday...south winds 5 to 15 knots becoming southwest. partly
to mostly cloudy. waves 2 feet or less. 
.wednesday...north winds less than 10 knots. partly cloudy, then
becoming mainly clear. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus51 kbuf 180805
nshbuf
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nearshore marine forecast
national weather service buffalo ny
405 am edt sat apr 18 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.


loz042-181500-
niagara river to hamlin beach along lake ontario-
405 am edt sat apr 18 2026

.today...south winds 10 to 15 knots becoming southwest 15 to
20 knots. showers likely early this afternoon. showers with a
chance of thunderstorms late. some thunderstorms may produce
gusty winds late. waves 1 to 3 feet. 
.tonight...west winds 15 to 20 knots diminishing to 10 to
15 knots. rain showers likely with a chance of thunderstorms in
the evening, then rain showers likely overnight. some
thunderstorms may produce gusty winds in the evening. waves 1 to
3 feet building to 2 to 4 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots.
a chance of rain and snow showers in the afternoon. waves 1 to
3 feet building to 2 to 4 feet. 
.sunday night...west winds 15 to 20 knots becoming northwest. a
chance of rain showers in the evening. waves 2 to 4 feet building
to 3 to 5 feet. waves occasionally around 6 feet. 
.monday...northwest winds 15 to 20 knots becoming southwest 5 to
15 knots. becoming mainly clear. waves 2 to 4 feet subsiding to
1 foot or less. 
.tuesday...south winds 15 to 20 knots becoming northwest 5 to
15 knots. a chance of rain showers. waves 1 to 3 feet. 
.wednesday...north winds 10 knots or less. becoming mainly clear.
waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

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nearshore marine forecast
national weather service cleveland oh
335 am edt sat apr 18 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.


lez149-181415-
conneaut oh to ripley ny-
335 am edt sat apr 18 2026

.today...south winds 15 to 20 knots becoming southwest. a slight
chance of showers late this morning. a chance of showers and
thunderstorms early this afternoon, then showers with a chance of
thunderstorms late. waves 1 to 3 feet. 
.tonight...west winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely in the evening, then a chance of showers
overnight. waves 1 to 3 feet. 
.sunday...west winds 10 to 15 knots increasing to 15 to 20 knots.
a chance of rain and snow showers in the afternoon. waves 1 to
3 feet building to 2 to 4 feet. 
.sunday night...west winds 10 to 15 knots becoming northwest. a
chance of rain and snow showers. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for monday through wednesday.

the water temperature off toledo is 54 degrees, off cleveland 46
degrees, and off erie 49 degrees.

$$

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nearshore marine forecast
national weather service cleveland oh
335 am edt sat apr 18 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>148-181415-
vermilion to avon point oh-avon point to willowick oh-
willowick to geneva-on-the lake oh-geneva-on-the-
lake to conneaut oh-
335 am edt sat apr 18 2026

.today...south winds 15 to 20 knots becoming west. a chance of
showers with a slight chance of thunderstorms this morning, then
showers with a chance of thunderstorms this afternoon. waves 1 to
3 feet building to 2 to 4 feet. 
.tonight...west winds 15 to 20 knots. a chance of showers in the
evening. waves 2 to 4 feet. 
.sunday...west winds 15 to 20 knots. a chance of rain showers in
the afternoon. waves 2 to 4 feet. 
.sunday night...west winds 15 to 20 knots becoming north 10 to
15 knots. a chance of rain showers. waves 2 to 4 feet subsiding
to 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

see lake erie open lakes forecast for monday through wednesday.

the water temperature off toledo is 54 degrees, off cleveland 46
degrees, and off erie 49 degrees.

$$