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open lake forecast for lake ontario
national weather service buffalo ny
1003 pm est tue feb 24 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 29.4 inch low will track from the upper great lakes 
tonight to the ottawa valley wednesday, with a trailing cold front 
crossing the lake wednesday afternoon. a surface low of 29.5 inches 
will track from the tennessee valley to the gulf of maine from 
thursday through friday, staying well south and east of the lake. a 
28.9 inch low is expected to move near james bay saturday.


loz062-063-251000-
lake ontario open waters from the niagara river to sodus bay-
1003 pm est tue feb 24 2026

.overnight...south winds 15 to 25 knots becoming southwest.
snow. waves 1 to 3 feet building to 3 to 6 feet. 
.wednesday...southwest winds 15 to 25 knots becoming west. a
chance of snow showers in the morning, then snow showers likely
in the afternoon. waves 3 to 6 feet building to 5 to 8 feet.
waves occasionally around 10 feet. 
.wednesday night...west winds 15 to 25 knots. lake effect snow
showers. waves 5 to 8 feet. waves occasionally around 10 feet. 
.thursday...west winds 15 to 20 knots diminishing to 10 to
15 knots. lake effect snow showers likely in the morning. waves
3 to 6 feet subsiding to 1 to 3 feet. 
.thursday night...west winds 5 to 10 knots becoming south. waves
1 to 2 feet. 
.friday...southwest winds 10 to 15 knots increasing to 30 knots.
waves 1 to 3 feet building to 4 to 7 feet. waves occasionally
around 9 feet. 
.saturday...southwest winds 15 to 25 knots becoming northwest. a
chance of snow showers saturday night. waves 5 to 8 feet
subsiding to 3 to 6 feet. waves occasionally around 10 feet. 
.sunday...northwest winds 15 to 20 knots becoming northeast. a
chance of snow showers during the day. waves 3 to 5 feet. 

$$

fzus61 kbuf 250303
glflo 
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open lake forecast for lake ontario
national weather service buffalo ny
1003 pm est tue feb 24 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 29.4 inch low will track from the upper great lakes 
tonight to the ottawa valley wednesday, with a trailing cold front 
crossing the lake wednesday afternoon. a surface low of 29.5 inches 
will track from the tennessee valley to the gulf of maine from 
thursday through friday, staying well south and east of the lake. a 
28.9 inch low is expected to move near james bay saturday.


loz064-065-251000-
lake ontario open waters from sodus bay to the saint lawrence
river-
1003 pm est tue feb 24 2026

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

$$

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open lake forecast for lake erie
national weather service cleveland oh
951 pm est tue feb 24 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...
low pressure of 29.20 inches will move northeast across lake 
superior and southern ontario tonight into early wednesday, 
pulling a cold front east across lake erie. low pressure of 29.70
inches will track east across the ohio valley thursday, followed 
by high pressure of 30.00 inches friday. a cold front will move
southeast across the lower great lakes saturday. high pressure of
30.60 inches will strengthen over ontario on sunday. 


lez061-166>169-250930-
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-
951 pm est tue feb 24 2026

.rest of tonight...south winds 15 to 25 knots becoming southwest.
snow, then a chance of snow late. the lake is mostly ice covered.
.wednesday...southwest winds 15 to 25 knots becoming west. a
slight chance of snow early. a slight chance of snow late. 
.wednesday night...west winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of snow in the evening. 
.thursday...west winds 10 knots or less. 
.thursday night...south winds 10 knots or less. 
.friday...south winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 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. a chance
of snow sunday night. 

waves omitted due to the lake being mostly ice covered.

$$