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open lake forecast for lake ontario
national weather service buffalo ny
409 am edt wed apr 8 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 30.6 inch high over the lower great lakes will move 
east across new england today, before moving southeast of nova 
scotia thursday. a 29.5 inch low will move from the north shore of 
lake superior tonight to northern quebec by thursday night, with a 
trailing cold front crossing the lake thursday night and friday. a 
30.5 inch high is then forecast to build into the central great 
lakes saturday, then drift east to new england by sunday.


loz062-081500-
lake ontario open waters from the niagara river to hamlin beach-
409 am edt wed apr 8 2026

.today...southeast winds 5 to 15 knots becoming east 15 to
20 knots. waves 2 feet or less building to 2 to 4 feet. 
.tonight...east winds 15 to 20 knots becoming south. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.thursday...south winds 15 to 20 knots becoming southwest. a
chance of showers in the afternoon. waves 2 to 4 feet building to
3 to 5 feet. 
.thursday night...southwest winds 15 to 20 knots becoming
northwest 5 to 15 knots. a chance of rain showers. waves 3 to
5 feet subsiding to 1 to 3 feet. 
.friday...north winds 10 knots or less becoming northwest. rain
showers. waves 1 foot or less. 
.saturday...northwest winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.sunday...east winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of rain showers sunday night. waves 2 feet or
less building to 2 to 4 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
409 am edt wed apr 8 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 30.6 inch high over the lower great lakes will move 
east across new england today, before moving southeast of nova 
scotia thursday. a 29.5 inch low will move from the north shore of 
lake superior tonight to northern quebec by thursday night, with a 
trailing cold front crossing the lake thursday night and friday. a 
30.5 inch high is then forecast to build into the central great 
lakes saturday, then drift east to new england by sunday.


loz063>065-081500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
409 am edt wed apr 8 2026

.today...west winds 5 to 15 knots becoming east 15 to 20 knots.
waves 1 to 3 feet. 
.tonight...east winds 15 to 25 knots becoming south. waves 1 to
3 feet building to 3 to 5 feet. 
.thursday...south winds 15 to 25 knots. a chance of rain showers
in the afternoon. waves 3 to 6 feet. 
.thursday night...south winds 15 to 20 knots becoming west and
diminishing to 5 to 10 knots. a chance of rain showers in the
evening. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.friday...northwest winds 5 to 10 knots. rain showers likely.
waves 2 feet or less. 
.saturday...northwest winds 10 knots or less becoming south.
waves 2 feet or less. 
.sunday...southeast winds 5 to 10 knots becoming south and
increasing to 15 to 25 knots. a chance of rain showers sunday
night. waves 1 foot or less building to 3 to 6 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
338 am edt wed apr 8 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...
high pressure 30.60 inches is situated east of the region and will
continue to move eastward this morning. low pressure 29.70 inches
will track northeast across the upper great lakes late wednesday,
lifting a warm front northward across the lake. a cold front will
push across the lake on friday. high pressure 30.50 inches will 
build over the great lakes on saturday.


lez061-167>169-081415-
ripley to buffalo ny extending from 5nm 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-
338 am edt wed apr 8 2026

.today...southeast winds 5 to 10 knots becoming east. waves
1 foot or less. 
.tonight...southeast winds 5 to 15 knots becoming south 15 to
20 knots. waves 2 feet or less building to 3 to 5 feet. 
.thursday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. a chance of showers in the afternoon. waves 3 to 6 feet
subsiding to 2 to 4 feet. 
.thursday night...southwest winds 5 to 15 knots becoming south
less than 10 knots. a chance of rain showers. waves 1 to 3 feet. 
.friday...south winds 10 knots or less becoming north. rain
showers during the day. waves 1 foot or less. 
.saturday...north winds 10 knots or less becoming east. waves
1 foot or less. 
.sunday...southeast winds 5 to 15 knots becoming south 15 to
20 knots. waves 2 feet or less building to 3 to 5 feet. 

$$