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open lake forecast for lake ontario
national weather service buffalo ny
402 am est wed feb 25 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 will track from central ontario to the 
ottawa valley today, with its trailing cold front crossing the lake 
this afternoon. the low will then weaken as it makes its way 
northeastward across quebec province tonight and thursday...with a 
30.0 inch high forecast to slide from the central great lakes to the 
new england coastline thursday night and friday. another 29.2 inch 
low is then expected to deepen to 28.9 inches as it moves from north 
of lake superior to northern quebec friday night and saturday...with 
a 30.6 inch high then forecast to settle across the great lakes 
saturday night and sunday.


loz062-063-251600-
lake ontario open waters from the niagara river to sodus bay-
402 am est wed feb 25 2026

.today...southwest winds 15 to 25 knots becoming west. a chance
of snow showers this morning, then snow showers likely early this
afternoon. a chance of snow showers late. waves 5 to 8 feet.
waves occasionally around 10 feet. 
.tonight...west winds 15 to 25 knots. lake effect snow showers
likely. waves 5 to 9 feet. waves occasionally around 11 feet. 
.thursday...west winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow showers. waves 4 to 7 feet subsiding
to 1 to 3 feet. waves occasionally around 9 feet. 
.thursday night...west winds 5 to 10 knots becoming southwest.
waves 1 to 2 feet. 
.friday...southwest winds 10 to 15 knots increasing to 15 to
25 knots. waves 1 to 3 feet building to 3 to 6 feet. 
.saturday...southwest winds 15 to 20 knots becoming northwest. a
chance of snow showers saturday night. waves 3 to 6 feet. 
.sunday...northwest winds 15 to 20 knots becoming northeast.
waves 3 to 6 feet subsiding to 2 to 4 feet. 

$$

fzus61 kbuf 250903
glflo 
expires:202602251600;;221019

open lake forecast for lake ontario
national weather service buffalo ny
402 am est wed feb 25 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 will track from central ontario to the 
ottawa valley today, with its trailing cold front crossing the lake 
this afternoon. the low will then weaken as it makes its way 
northeastward across quebec province tonight and thursday...with a 
30.0 inch high forecast to slide from the central great lakes to the 
new england coastline thursday night and friday. another 29.2 inch 
low is then expected to deepen to 28.9 inches as it moves from north 
of lake superior to northern quebec friday night and saturday...with 
a 30.6 inch high then forecast to settle across the great lakes 
saturday night and sunday.


loz064-065-251600-
lake ontario open waters from sodus bay to the saint lawrence
river-
402 am est wed feb 25 2026

.today...south winds 15 to 25 knots becoming west. snow showers.
waves 3 to 6 feet building to 5 to 8 feet. waves occasionally
around 10 feet. 
.tonight...west winds 15 to 25 knots. lake effect snow showers.
waves 5 to 9 feet. waves occasionally around 11 feet. 
.thursday...west winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow showers. waves 4 to 7 feet subsiding
to 1 to 3 feet. waves occasionally around 9 feet. 
.thursday night...west winds 5 to 10 knots becoming south. waves
1 to 3 feet subsiding to 1 foot or less. 
.friday...south winds 10 to 15 knots increasing to 15 to
25 knots. waves 2 feet or less building to 3 to 6 feet. 
.saturday...southwest winds 15 to 25 knots becoming northwest. a
chance of snow showers saturday night. waves 3 to 6 feet. 
.sunday...north winds 15 to 20 knots becoming northeast. a chance
of snow showers during the day. waves 3 to 6 feet subsiding to
2 to 4 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
326 am est wed feb 25 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 cold front will move east across lake erie today before high
pressure 29.90 inches builds over the lake thursday into friday.
the next cold front will move southeast across the great lakes on
saturday with high pressure 30.50 inches building east into the
lower great lakes on sunday.


lez061-166>169-251545-
ripley to buffalo ny extending from 5nm 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-
326 am est wed feb 25 2026

.today...southwest winds 15 to 25 knots becoming west. a slight
chance of snow early. a slight chance of snow showers late. the
lake is mostly ice covered.
.tonight...west winds 15 to 20 knots diminishing to 5 to
15 knots. a slight chance of snow showers after midnight. 
.thursday...west winds 10 knots or less. 
.thursday night...south winds 10 knots or less. 
.friday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. 
.saturday...west winds 15 to 20 knots becoming north. a chance of
snow saturday night. 
.sunday...north winds 15 to 20 knots becoming northeast. 

waves omitted due to the lake being mostly ice covered.

$$