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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est wed jan 28 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 weak trough will cross the lake tonight. an arctic 
cold front will cross the lower great lakes thursday. 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 sfc 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>065-290400-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm est wed jan 28 2026

.tonight...southwest winds 15 to 20 knots becoming west. lake
effect snow this evening, then lake effect snow showers after
midnight. waves 4 to 7 feet. waves occasionally around 9 feet. 
.thursday...northwest winds 15 to 20 knots. lake effect snow
showers in the morning, then lake effect snow showers likely in
the afternoon. waves 3 to 6 feet. 
.thursday night...northwest winds 15 to 20 knots. lake effect
snow showers likely. waves 3 to 6 feet. 
.friday...northwest winds 15 to 20 knots. lake effect snow
showers likely. waves 3 to 6 feet. 
.friday night...northwest winds 15 to 20 knots diminishing to
5 to 15 knots. lake effect snow showers likely. 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 1 to 3 feet. 
.sunday...north winds 15 to 20 knots becoming northwest. waves
1 to 3 feet building to 3 to 5 feet. 
.monday...northwest winds 15 to 20 knots becoming west. waves
3 to 6 feet. 

$$