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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est wed jan 14 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 29.2 inch low over eastern quebec will track east and 
northeast today while sending its trailing cold front towards and 
across the lake tonight. meanwhile, a secondary low of 29.3 inches 
will develop over pennsylvania tonight and then deepen to 29.2 
inches as it heads towards and across new england through thursday. 
a weak 29.8 inch high will then build in across the lake friday 
which will be followed by a 29.7 inch low and cold front saturday. 
this low will steam off into quebec canada sunday while weakening 
to 29.9 inches.


loz063>065-142200-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am est wed jan 14 2026

.this afternoon...southwest winds 15 to 20 knots becoming west
10 to 15 knots. a chance of rain, then rain and snow likely late.
waves 3 to 5 feet subsiding to 2 to 4 feet. 
.tonight...northwest winds 15 to 25 knots. rain and snow in the
evening, then snow after midnight. waves 2 to 4 feet building to
4 to 7 feet. waves occasionally around 9 feet. 
.thursday...northwest winds 20 to 25 knots. snow in the morning,
then lake effect snow showers likely in the afternoon. waves 5 to
8 feet. waves occasionally around 10 feet. 
.thursday night...northwest winds 15 to 25 knots becoming west.
snow showers likely in the evening, then a chance of snow showers
overnight. waves 5 to 8 feet. waves occasionally around 10 feet. 
.friday...southwest winds 15 to 25 knots increasing to 30 knots.
a chance of snow showers. waves 4 to 7 feet. waves occasionally
around 9 feet. 
.saturday...southwest winds 15 to 25 knots. a chance of snow
showers. waves 4 to 7 feet. waves occasionally around 9 feet. 
.sunday...southwest winds 20 to 25 knots becoming west. a chance
of snow showers. waves 5 to 9 feet. waves occasionally around
11 feet. 

$$