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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est fri jan 2 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 28.8 inch low will move north across the canadian 
maritimes through tonight, then to northern quebec by saturday. a 
30.3 inch high will then build from the western great lakes sunday 
to the lower great lakes by early monday, then drift off the east 
coast monday night. a weak trough of low pressure averaging 29.8 
inches will cross the great lakes tuesday through tuesday night, 
followed by a 30.1 inch high building into the ohio valley and lower 
great lakes wednesday.


loz062-030400-
lake ontario open waters from the niagara river to hamlin beach-
402 pm est fri jan 2 2026

.tonight...west winds 15 to 20 knots. waves 4 to 7 feet. waves
occasionally around 9 feet. 
.saturday...northwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of snow showers. waves 3 to 6 feet subsiding
to 1 to 3 feet. 
.saturday night...west winds 10 to 15 knots. snow showers. waves
1 to 3 feet. 
.sunday...northwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of snow showers in the morning. waves 2 to
4 feet. 
.sunday night...northwest winds 15 to 20 knots becoming east and
diminishing to less than 10 knots overnight. waves 2 to 4 feet
subsiding to 1 foot or less. 
.monday...southeast winds 5 to 15 knots becoming south. snow
showers likely during the day, then a chance of snow showers
monday night. waves 2 feet or less. 
.tuesday...south winds 5 to 15 knots becoming southwest. a chance
of rain showers. waves 2 feet or less. 
.wednesday...southwest winds 5 to 15 knots. waves 1 to 3 feet. 

$$

fzus61 kbuf 022102
glflo 
expires:202601030400;;681882

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est fri jan 2 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 28.8 inch low will move north across the canadian 
maritimes through tonight, then to northern quebec by saturday. a 
30.3 inch high will then build from the western great lakes sunday 
to the lower great lakes by early monday, then drift off the east 
coast monday night. a weak trough of low pressure averaging 29.8 
inches will cross the great lakes tuesday through tuesday night, 
followed by a 30.1 inch high building into the ohio valley and lower 
great lakes wednesday.


loz063>065-030400-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm est fri jan 2 2026

.tonight...northwest winds 15 to 20 knots. a chance of lake
effect snow showers. waves 4 to 7 feet. waves occasionally around
9 feet. 
.saturday...northwest winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of snow showers. waves 4 to 7 feet subsiding
to 1 to 3 feet. waves occasionally around 9 feet. 
.saturday night...northwest winds 5 to 15 knots becoming north.
snow showers. waves 1 to 3 feet. 
.sunday...north winds 10 to 15 knots becoming northwest 15 to
20 knots. snow showers likely in the morning, then a chance of
snow showers in the afternoon. waves 2 to 4 feet building to 3 to
5 feet. 
.sunday night...northwest winds 15 to 20 knots becoming northeast
and diminishing to 5 to 10 knots. waves 3 to 5 feet subsiding to
1 to 3 feet. 
.monday...southeast winds 10 to 15 knots becoming south. a chance
of snow showers. waves 1 to 3 feet. 
.tuesday...south winds 5 to 15 knots becoming southwest. a chance
of rain showers during the day, then rain showers likely tuesday
night. waves 1 to 3 feet. 
.wednesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. rain showers likely during the day. waves 2 to 4 feet
subsiding to 1 to 3 feet. 

$$

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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
402 pm est fri jan 2 2026


slz022-024-030400-
saint lawrence river from cape vincent to saint regis
402 pm est fri jan 2 2026

.tonight...west winds less than 10 knots becoming northwest.
mostly cloudy. 
.saturday...northwest winds 10 knots or less becoming west.
mostly sunny. 
.saturday night...light and variable winds. snow showers likely. 
.sunday...light and variable winds. a chance of snow showers in
the morning. 
.sunday night...northwest winds less than 10 knots. mainly clear.
.monday...south winds less than 10 knots becoming east. a chance
of snow showers. 
.tuesday...east winds 10 knots or less becoming southeast. snow
showers likely tuesday night. 
.wednesday...southwest winds 10 knots or less. snow showers
likely with a chance of rain showers during the day. 

$$