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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est wed feb 4 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 30.0 inch low over the mid saint lawrence valley 
will track to the gulf of maine today. meanwhile, a 30.4 inch high 
will settle into the lower ohio valley through thursday. a strong 
cold front will then cross the lower great lakes later friday and 
friday night, with a 30.5 inch high building into the central great 
lakes and ohio valley saturday. the high pressure will then build 
east over the lake through sunday.


loz062-051000-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm est wed feb 4 2026

.rest of tonight...northwest winds 5 to 10 knots. a chance of
snow showers. waves 1 to 2 feet. 
.thursday...northwest winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.thursday night...southwest winds 5 to 15 knots increasing to
15 to 20 knots. waves 1 to 3 feet. 
.friday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. snow showers. waves 1 to 3 feet. 
.friday night...west winds 15 to 20 knots becoming northwest and
increasing to 30 knots. snow showers likely. waves 2 to 4 feet
building to 6 to 9 feet. waves occasionally around 11 feet. 
.saturday...northwest winds to 30 knots diminishing to 10 to
15 knots. a chance of snow showers during the day. waves 6 to
9 feet subsiding to 2 to 4 feet. waves occasionally around
11 feet. 
.sunday...northwest winds around 10 knots becoming west. waves
1 to 2 feet. 
.monday...west winds 5 to 10 knots becoming northeast. waves
around 1 foot. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est wed feb 4 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 30.0 inch low over the mid saint lawrence valley 
will track to the gulf of maine today. meanwhile, a 30.4 inch high 
will settle into the lower ohio valley through thursday. a strong 
cold front will then cross the lower great lakes later friday and 
friday night, with a 30.5 inch high building into the central great 
lakes and ohio valley saturday. the high pressure will then build 
east over the lake through sunday.


loz063>065-051000-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm est wed feb 4 2026

.rest of tonight...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. lake effect snow likely late this evening, then a
chance of snow showers after midnight. waves 1 to 3 feet. 
.thursday...northwest winds 10 knots or less becoming west. a
chance of snow showers in the morning. waves 2 feet or less. 
.thursday night...southwest winds 10 knots or less becoming south
10 to 15 knots. waves 2 feet or less. 
.friday...south winds 10 to 15 knots becoming southwest. a chance
of snow showers in the morning, then snow showers likely in the
afternoon. waves 2 feet or less. 
.friday night...southwest winds 15 to 25 knots becoming northwest
to 30 knots. snow showers. waves 1 to 3 feet building to 6 to
9 feet. waves occasionally around 11 feet. 
.saturday...northwest winds to 30 knots becoming north 15 to
25 knots. snow showers likely during the day, then a chance of
snow showers saturday night. waves 6 to 9 feet subsiding to 3 to
6 feet. waves occasionally around 11 feet. 
.sunday...north winds 5 to 15 knots becoming west. waves 1 to
3 feet. 
.monday...west winds 5 to 10 knots becoming northeast. waves
2 feet or less. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
925 pm est wed feb 4 2026

for waters beyond five nautical miles of shore on lake erie

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 ridge averaging 30.30 inches will persist over the region
through thursday. low pressure 29.60 inches will move east across
the upper great lakes and across southern ontario on friday, 
pushing a cold front east across lake erie friday evening. high 
pressure 30.50 inches will build southeast across the great lakes 
over the weekend before shifting east on monday.


lez061-165>169-050915-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
925 pm est wed feb 4 2026

.overnight...west winds less than 10 knots. the lake is
mostly ice covered.
.thursday...southwest winds 10 knots or less. 
.thursday night...southwest winds 5 to 15 knots increasing to
15 to 20 knots. a chance of snow showers overnight. 
.friday...southwest winds 15 to 20 knots becoming west. snow
showers. 
.friday night...northwest winds 15 to 25 knots increasing to
30 knots. a chance of snow showers. 
.saturday...northwest winds 15 to 25 knots diminishing to 5 to
15 knots. 
.sunday...southwest winds 5 to 10 knots becoming south. 
.monday...south winds 5 to 10 knots becoming southwest. 

waves omitted due to the lake being mostly ice covered.

$$