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open lake forecast for lake ontario
national weather service buffalo ny
402 am est thu jan 29 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 surface trough will drop southward across the lake 
today. a strong 30.9 inch high will then build from the northern 
plains friday to the southern plains by saturday before expanding 
into the ohio valley and central great lakes sunday while weakening 
to 30.4 inches. a narrow portion of a gulf surface high averaging 
30.4 inches will cross the lake on monday, between a coastal low and 
approaching clipper low from the upper great lakes.


loz063>065-291600-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am est thu jan 29 2026

.today...west winds 15 to 20 knots becoming northwest. lake
effect snow. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.tonight...northwest winds 15 to 20 knots. lake effect snow in
the evening, then lake effect snow showers likely after midnight.
waves 3 to 6 feet. 
.friday...northwest winds 15 to 20 knots becoming west. lake
effect snow. waves 3 to 6 feet. 
.friday night...northwest winds 15 to 20 knots diminishing to
5 to 15 knots. lake effect snow. waves 3 to 6 feet subsiding to
1 to 3 feet. 
.saturday...north winds 5 to 15 knots. lake effect snow showers
likely during the day, then a chance of snow showers saturday
night. waves 2 feet or less. 
.sunday...north winds 10 to 15 knots becoming northwest. waves
1 to 3 feet. 
.monday...northwest winds 10 to 15 knots becoming west 15 to
20 knots. waves 1 to 3 feet building to 3 to 5 feet, then
subsiding to 2 to 4 feet. 

$$