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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
nshbuf
expires:202604181500;;570253

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
expires:202604181500;;570254

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.

$$

fzus51 kbuf 180805
nshbuf
expires:202604181500;;570255

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
nshbuf
expires:202604181500;;570256

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
nshbuf
expires:202604181500;;570257

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. 

$$