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nearshore marine forecast
national weather service buffalo ny
404 pm edt thu may 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.


loz043-044-220300-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
404 pm edt thu may 21 2026

.tonight...north winds 10 knots or less becoming east. mainly
clear. waves 1 foot or less. 
.friday...east winds 5 to 15 knots becoming northeast. mostly
sunny in the morning, then becoming partly sunny. waves 1 to
3 feet. 
.friday night...northeast winds 10 to 15 knots becoming east.
mostly cloudy. waves 1 to 3 feet. 
.saturday...southeast winds 10 to 15 knots increasing to 15 to
25 knots. showers. waves 1 to 3 feet building to 3 to 5 feet.
waves occasionally around 6 feet. 
.saturday night...southeast winds 15 to 25 knots. showers. waves
3 to 5 feet. waves occasionally around 6 feet. 
.sunday...southeast winds 15 to 25 knots becoming south and
diminishing to 10 to 15 knots. showers during the day, then a
chance of showers sunday night. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.monday...southwest winds 5 to 10 knots becoming light and
variable. a chance of showers during the day. waves 1 foot or
less. 
.tuesday...west winds less than 10 knots. partly cloudy. waves
1 foot or less. 

the water temperature off rochester is 53 degrees.

$$

fzus51 kbuf 212004
nshbuf
expires:202605220300;;417362

nearshore marine forecast
national weather service buffalo ny
404 pm edt thu may 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-
404 pm edt thu may 21 2026

.tonight...north winds 5 to 15 knots becoming northeast. mainly
clear. waves 2 feet or less. 
.friday...northeast winds 5 to 10 knots becoming north. sunny in
the morning, then becoming partly sunny. waves 1 foot or less. 
.friday night...northeast winds 5 to 10 knots becoming east.
mostly cloudy. waves 1 foot or less. 
.saturday...east winds 5 to 15 knots becoming southeast. a chance
of showers in the morning, then showers likely in the afternoon.
waves 2 feet or less. 
.saturday night...southeast winds 15 to 25 knots. showers. waves
1 to 3 feet building to 2 to 4 feet. 
.sunday...southeast winds 15 to 25 knots becoming south. showers
during the day, then a chance of showers sunday night. waves 3 to
5 feet subsiding to 1 to 3 feet. waves occasionally around
6 feet. 
.monday...south winds 5 to 10 knots becoming light and variable.
a chance of showers during the day. waves 1 foot or less. 
.tuesday...southwest winds 10 knots or less. partly cloudy. waves
1 foot or less. 

$$