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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est sat jan 31 2026

for waters beyond five nautical miles of shore on lake ontario

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.

.synopsis...a 30.7 inch high over the plains states will weaken to 
30.4 inches while settling across the gulf coast states through 
sunday. the northeastern portion of this ridge will slide across the 
central and eastern great lakes sunday and monday, with a weakening 
30.0 inch trough sliding across the lake tuesday. another 30.5 inch 
high will then settle across the plains states wednesday...then to 
the ohio valley thursday.


loz063>065-011000-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm est sat jan 31 2026

.overnight...north winds 5 to 15 knots. lake effect snow
showers likely, then a chance of snow showers late. waves 2 feet
or less. 
.sunday...north winds 10 to 15 knots becoming northwest. a chance
of snow showers in the morning. waves 1 to 3 feet. 
.sunday night...northwest winds 10 to 15 knots. waves 1 to
3 feet. 
.monday...northwest winds 10 to 15 knots becoming west. waves
1 to 3 feet. 
.monday night...west winds 10 to 15 knots becoming southwest.
waves 1 to 3 feet. 
.tuesday...southwest winds 10 to 15 knots becoming west. a chance
of snow showers. waves 1 to 3 feet. 
.wednesday...northwest winds 10 to 15 knots. a chance of snow
showers during the day. waves 1 to 3 feet. 
.thursday...northwest winds 10 to 15 knots becoming southwest. a
chance of snow showers thursday night. waves 1 to 3 feet building
to 2 to 4 feet. 

$$