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nearshore marine forecast
national weather service buffalo ny
1003 am edt mon may 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.


loz043-044-182100-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
1003 am edt mon may 18 2026

.this afternoon...southwest winds 5 to 10 knots. mostly sunny.
waves 1 foot or less. 
.tonight...south winds 5 to 10 knots becoming southwest. a chance
of showers. waves 1 foot or less. 
.tuesday...southwest winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms in the afternoon.
waves 1 to 3 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming west.
showers with a chance of thunderstorms. waves 1 to 3 feet
building to 2 to 4 feet. 
.wednesday...west winds 15 to 20 knots becoming northwest.
showers likely during the day. waves 3 to 5 feet building to 4 to
7 feet, then subsiding to 3 to 5 feet. waves occasionally around
9 feet. 
.thursday...north 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 becoming southeast. a chance
of showers friday night. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 49 degrees.

$$

fzus51 kbuf 181403
nshbuf
expires:202605182100;;768972

nearshore marine forecast
national weather service buffalo ny
1003 am edt mon may 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.


loz045-182100-
mexico bay to the saint lawrence river along lake ontario-
1003 am edt mon may 18 2026

.this afternoon...south winds 5 to 15 knots becoming southwest.
mostly sunny. waves 2 feet or less. 
.tonight...south winds 5 to 10 knots. a chance of showers and
thunderstorms. waves 2 feet or less. 
.tuesday...south winds 10 to 15 knots becoming southwest. a
chance of showers in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 2 feet or less. 
.tuesday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. showers with a chance of thunderstorms. waves
1 to 3 feet building to 2 to 4 feet. 
.wednesday...west winds 15 to 20 knots becoming north 10 to
15 knots. showers during the day. waves 2 to 4 feet building to
3 to 6 feet. waves occasionally around 7 feet. 
.thursday...north winds 10 to 15 knots becoming light and
variable. mainly clear, then becoming partly cloudy. waves 1 to
3 feet subsiding to 1 foot or less. 
.friday...east winds 10 knots or less becoming southeast. a
chance of showers friday night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$