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open lake forecast for lake ontario
national weather service buffalo ny
1010 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.


loz062-082100-
lake ontario open waters from the niagara river to hamlin beach-
1010 am edt wed apr 8 2026

.this afternoon...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. 

$$

fzus61 kbuf 081410
glflo 
expires:202604082100;;032570

open lake forecast for lake ontario
national weather service buffalo ny
1010 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>065-082100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1010 am edt wed apr 8 2026

.this afternoon...south 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
936 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...
pressure averaging 30.40 inches will gradually fall as high
pressure moves east away from lake erie and a frontal boundary
moves in and becomes stationary in the vicinity of the lake late
thursday. it will push across as a cold front on friday. high 
pressure 30.50 inches will build over the great lakes on saturday.


lez061-167>169-082015-
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-
936 am edt wed apr 8 2026

.this afternoon...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. 

$$