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nearshore marine forecast
national weather service buffalo ny
403 am edt tue may 19 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.


loz043-044-191500-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
403 am edt tue may 19 2026

.today...southwest winds 10 to 15 knots increasing to 15 to
20 knots. mostly cloudy this morning, then becoming mostly sunny.
waves 1 to 3 feet. 
.tonight...southwest winds 10 to 15 knots becoming west 15 to
20 knots. showers with a chance of thunderstorms. waves 1 to
3 feet. 
.wednesday...west winds 15 to 20 knots. a chance of showers.
waves 2 to 4 feet building to 3 to 6 feet. waves occasionally
around 7 feet. 
.wednesday night...west winds 15 to 20 knots becoming north 10 to
15 knots. partly cloudy. waves 3 to 6 feet subsiding to 2 to
4 feet. waves occasionally around 7 feet. 
.thursday...northeast winds 5 to 15 knots becoming east less than
10 knots. partly cloudy. waves 1 to 3 feet subsiding to 1 foot or
less. 
.friday...east winds 5 to 15 knots increasing to 15 to 20 knots.
showers likely friday night. waves 1 to 3 feet building to 2 to
4 feet. 
.saturday...east winds 15 to 20 knots becoming southeast 10 to
15 knots. showers. waves 3 to 5 feet subsiding to 1 to 3 feet.
waves occasionally around 6 feet. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 49 degrees.

$$

fzus51 kbuf 190803
nshbuf
expires:202605191500;;814045

nearshore marine forecast
national weather service buffalo ny
403 am edt tue may 19 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.


loz045-191500-
mexico bay to the saint lawrence river along lake ontario-
403 am edt tue may 19 2026

.today...southwest winds 10 to 15 knots. a chance of showers
early. waves 2 feet or less. 
.tonight...southwest winds 10 to 15 knots. showers with a chance
of thunderstorms. waves 1 to 3 feet. 
.wednesday...west winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers. waves 2 to 4 feet building to 3 to
6 feet. waves occasionally around 7 feet. 
.wednesday night...west winds 15 to 20 knots becoming north 10 to
15 knots. partly cloudy. waves 3 to 6 feet subsiding to 1 to
3 feet. waves occasionally around 7 feet. 
.thursday...north winds 10 to 15 knots becoming light and
variable. mainly clear, then becoming partly cloudy. waves 2 feet
or less. 
.friday...east winds 10 knots or less increasing to 10 to
15 knots. showers likely friday night. waves 1 foot or less. 
.saturday...east winds 15 to 20 knots becoming southeast. showers
likely. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$