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nearshore marine forecast
national weather service buffalo ny
403 pm est fri nov 21 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.


loz042-220400-
niagara river to hamlin beach along lake ontario-
403 pm est fri nov 21 2025

...small craft advisory in effect until 10 pm est this evening...

.tonight...northwest winds 5 to 15 knots. partly to mostly
cloudy. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.saturday...northwest winds 5 to 10 knots becoming west. mostly
sunny. waves 2 feet or less. 
.saturday night...northwest winds 5 to 15 knots becoming
southwest. mostly cloudy. waves 2 feet or less. 
.sunday...southwest winds 10 to 15 knots becoming west 15 to
20 knots. a chance of rain. waves 2 feet or less building to 3 to
5 feet. waves occasionally around 6 feet. 
.sunday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. partly to mostly cloudy. waves 3 to 5 feet subsiding to
1 to 3 feet. waves occasionally around 6 feet. 
.monday...west winds 5 to 10 knots becoming south. partly cloudy,
then becoming mostly cloudy. waves 1 to 3 feet subsiding to
1 foot or less. 
.tuesday...southeast winds 5 to 15 knots becoming southwest.
rain. waves 2 feet or less. 
.wednesday...southwest winds 15 to 20 knots becoming west and
increasing to 30 knots. a chance of rain showers during the day,
then a chance of rain and snow showers wednesday night. waves
2 to 4 feet building to 6 to 10 feet. waves occasionally around
13 feet. 

$$

fzus51 kbuf 212103
nshbuf
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nearshore marine forecast
national weather service buffalo ny
403 pm est fri nov 21 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.


loz043-220400-
hamlin beach to sodus bay along lake ontario
including irondequoit bay-
403 pm est fri nov 21 2025

...small craft advisory in effect until 1 am est saturday...

.tonight...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. mostly cloudy. waves 3 to 5 feet subsiding to 1 to
3 feet. waves occasionally around 6 feet. 
.saturday...northwest winds 10 to 15 knots. partly to mostly
sunny. waves 1 to 3 feet. 
.saturday night...northwest winds 5 to 15 knots becoming
southwest. mostly cloudy. waves 2 feet or less. 
.sunday...southwest winds 10 to 15 knots becoming west and
increasing to 15 to 25 knots. a chance of rain. waves 1 to 3 feet
building to 4 to 7 feet. waves occasionally around 9 feet. 
.sunday night...west winds 15 to 25 knots becoming northwest and
diminishing to 10 to 15 knots. a chance of rain in the evening.
waves 4 to 7 feet subsiding to 3 to 6 feet. waves occasionally
around 9 feet. 
.monday...west winds 5 to 15 knots becoming south. partly cloudy,
then becoming mostly cloudy. waves 2 to 4 feet subsiding to
2 feet or less. 
.tuesday...southeast winds 10 to 15 knots becoming south. rain.
waves 2 feet or less. 
.wednesday...southwest winds 15 to 25 knots becoming west to
30 knots. rain showers likely during the day, then a chance of
rain and snow showers wednesday night. waves 1 to 3 feet building
to 7 to 10 feet. waves occasionally around 13 feet. 

the water temperature off rochester is 47 degrees.

$$

fzus51 kbuf 212103
nshbuf
expires:202511220400;;270706

nearshore marine forecast
national weather service buffalo ny
403 pm est fri nov 21 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.


loz044-220400-
sodus bay to mexico bay along lake ontario-
403 pm est fri nov 21 2025

...small craft advisory in effect until 1 am est saturday...

.tonight...west winds 15 to 20 knots becoming northwest 10 to
15 knots. mostly cloudy. waves 3 to 6 feet subsiding to 2 to
4 feet. waves occasionally around 7 feet. 
.saturday...northwest winds 10 to 15 knots. partly to mostly
sunny. waves 1 to 3 feet. 
.saturday night...northwest winds 5 to 10 knots becoming
southwest. mostly cloudy. waves 1 to 2 feet. 
.sunday...south winds 10 to 15 knots becoming west and increasing
to 15 to 25 knots. rain likely. waves 2 feet or less building to
4 to 7 feet. waves occasionally around 9 feet. 
.sunday night...west winds 15 to 25 knots becoming northwest.
rain likely in the evening, then a chance of rain overnight.
waves 5 to 8 feet subsiding to 3 to 5 feet. waves occasionally
around 10 feet. 
.monday...northwest winds 5 to 15 knots becoming southeast.
partly cloudy, then becoming mostly cloudy. waves 2 to 4 feet
subsiding to 1 foot or less. 
.tuesday...southeast winds 10 to 15 knots becoming south. rain.
waves 2 feet or less. 
.wednesday...southwest winds 15 to 25 knots becoming west to
30 knots. rain showers likely during the day, then rain and snow
showers likely wednesday night. waves 1 to 3 feet building to
8 to 12 feet. waves occasionally around 15 feet. 

$$

fzus51 kbuf 212103
nshbuf
expires:202511220400;;270707

nearshore marine forecast
national weather service buffalo ny
403 pm est fri nov 21 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.


loz045-220400-
mexico bay to the saint lawrence river along lake ontario-
403 pm est fri nov 21 2025

...small craft advisory in effect until 1 am est saturday...

.tonight...west winds 5 to 15 knots becoming northwest. mostly
cloudy. waves 3 to 6 feet subsiding to 1 to 3 feet. waves
occasionally around 7 feet. 
.saturday...northwest winds 5 to 15 knots. partly to mostly
sunny. waves 1 to 3 feet. 
.saturday night...north winds 10 knots or less becoming
southwest. mostly cloudy. waves 2 feet or less. 
.sunday...south winds 10 to 15 knots becoming west 15 to
20 knots. rain likely. waves 1 to 3 feet building to 4 to 7 feet.
waves occasionally around 9 feet. 
.sunday night...west winds 15 to 25 knots becoming northwest and
diminishing to 10 to 15 knots. rain likely in the evening, then a
chance of rain overnight. waves 5 to 8 feet subsiding to 3 to
6 feet. waves occasionally around 10 feet. 
.monday...northwest winds 5 to 15 knots becoming southeast.
partly cloudy, then becoming mostly cloudy. waves 2 to 4 feet
subsiding to 2 feet or less. 
.tuesday...southeast winds 15 to 20 knots becoming south 10 to
15 knots. rain. waves 1 to 3 feet. 
.wednesday...south winds 15 to 20 knots becoming west and
increasing to 30 knots. rain showers likely during the day, then
rain and snow showers likely wednesday night. waves 2 to 4 feet
building to 8 to 11 feet. waves occasionally around 14 feet. 

$$