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open lake forecast for lake ontario
national weather service buffalo ny
402 am est fri jan 16 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 29.0 inch low over new england will move northeast 
across the canadian maritimes today. a 29.4 inch low will then move 
from near lake superior tonight to lake huron by saturday afternoon 
while weakening to 29.7 inches. this low will continue to move east 
across southern quebec saturday night. another 29.4 inch low will 
then move from near lake superior sunday night to central quebec 
monday night, with a strong arctic cold front crossing the lake late 
monday.


loz063>065-161600-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am est fri jan 16 2026

.today...northwest winds to 30 knots becoming south and
diminishing to 10 to 15 knots this afternoon. a chance of snow
showers through early afternoon. waves 7 to 10 feet subsiding to
1 to 3 feet. waves occasionally around 13 feet. 
.tonight...south winds 15 to 25 knots. a chance of snow showers.
waves 2 to 4 feet building to 4 to 7 feet. waves occasionally
around 9 feet. 
.saturday...south winds 15 to 25 knots becoming southwest. a
chance of snow showers in the morning, then snow and rain showers
likely in the afternoon. waves 3 to 6 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.saturday night...southwest winds to 30 knots. snow showers
likely in the evening, then a chance of snow showers overnight.
waves 6 to 9 feet building to 8 to 12 feet. waves occasionally
around 15 feet. 
.sunday...southwest winds to 30 knots. a chance of lake effect
snow showers during the day, then lake effect snow showers likely
sunday night. waves 8 to 11 feet subsiding to 6 to 9 feet. waves
occasionally around 14 feet. 
.monday...southwest gales to 35 knots becoming west and
increasing to 45 knots. lake effect snow showers likely. waves
10 to 13 feet building to 18 to 23 feet, then subsiding to 17 to
22 feet. waves occasionally around 29 feet. 
.tuesday...west gales to 35 knots becoming southwest and
diminishing to 30 knots. lake effect snow showers likely. waves
14 to 18 feet subsiding to 10 to 13 feet. waves occasionally
around 23 feet. 

$$