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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est thu feb 5 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 30.4 inch high will settle into the lower ohio valley 
through the day today. a strong cold front will then cross the lower 
great lakes later friday and friday night, with a 30.5 inch high 
building into the central great lakes and ohio valley saturday. the 
high pressure will then build east over the lake sunday through 
monday.


loz063>065-052200-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am est thu feb 5 2026

.rest of today...northwest winds less than 10 knots. a chance of
snow showers late this morning. waves 1 foot or less. 
.tonight...south winds 5 to 10 knots. waves 2 feet or less. 
.friday...south winds 5 to 15 knots becoming southwest. a chance
of snow. waves 2 feet or less. 
.friday night...southwest winds 10 to 15 knots becoming northwest
and increasing to 30 knots overnight. snow. waves 1 to 3 feet
building to 8 to 12 feet. waves occasionally around 15 feet. 
.saturday...northwest winds to 30 knots diminishing to 15 to
25 knots. a chance of snow showers. waves 8 to 11 feet subsiding
to 3 to 5 feet. waves occasionally around 14 feet. 
.sunday...north winds 5 to 15 knots becoming west. waves 1 to
3 feet. 
.monday...west winds 5 to 10 knots becoming northeast. waves
2 feet or less. 

$$