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open lake forecast for lake ontario
national weather service buffalo ny
402 am edt fri sep 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...an expansive 30.3 inch high will remain centered across 
southern quebec through saturday before drifting to eastern quebec 
and labrador sunday. meanwhile, an elongated 29.6 inch low well 
offshore of the mid atlantic coast today is forecast to strengthen 
to 29.3 inches as it moves to just off the southern new england 
coast saturday night. this low will gradually fill to 29.6 inches by 
monday as it meanders near the new england coastline, finally 
exiting into the canadian maritimes by wednesday.


loz062-251500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt fri sep 25 2026

.today...northeast winds 5 to 15 knots becoming northwest less
than 10 knots. waves 1 to 2 feet. 
.tonight...northwest winds less than 10 knots becoming northeast
10 to 15 knots. waves 2 feet or less building to 2 to 3 feet. 
.saturday...northeast winds 5 to 15 knots becoming north less
than 10 knots. waves 1 to 3 feet. 
.saturday night...north winds 10 to 15 knots becoming northeast
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.sunday...northeast winds 15 to 20 knots. waves 3 to 5 feet
subsiding to 2 to 4 feet. 
.monday...northeast winds 10 to 15 knots becoming light and
variable. waves 1 to 3 feet subsiding to 1 foot or less. 
.tuesday...light and variable winds becoming southwest 5 to
10 knots. waves 1 foot or less. 

$$

fzus61 kbuf 250802
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open lake forecast for lake ontario
national weather service buffalo ny
402 am edt fri sep 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...an expansive 30.3 inch high will remain centered across 
southern quebec through saturday before drifting to eastern quebec 
and labrador sunday. meanwhile, an elongated 29.6 inch low well 
offshore of the mid atlantic coast today is forecast to strengthen 
to 29.3 inches as it moves to just off the southern new england 
coast saturday night. this low will gradually fill to 29.6 inches by 
monday as it meanders near the new england coastline, finally 
exiting into the canadian maritimes by wednesday.


loz063>065-251500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt fri sep 25 2026

.today...northeast winds 10 to 15 knots becoming north. waves
1 to 3 feet. 
.tonight...north winds 10 to 15 knots becoming northeast 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday...northeast winds 15 to 20 knots becoming north. waves
2 to 4 feet. 
.saturday night...northeast winds 15 to 25 knots. waves 2 to
4 feet building to 3 to 6 feet. 
.sunday...northeast winds 15 to 25 knots. waves 4 to 7 feet
subsiding to 3 to 6 feet. waves occasionally around 9 feet. 
.monday...northeast winds 5 to 15 knots becoming north. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday...north winds 10 knots or less becoming south. waves
1 foot or less. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
345 am edt fri sep 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...
high pressure 30.40 inches will maintain influence over lake erie
through monday before weakening to 30.10 inches as it drifts east
late monday into tuesday.


lez061-168-169-251415-
ripley to buffalo ny extending from 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-
345 am edt fri sep 25 2026

.today...east winds 5 to 15 knots becoming northeast 15 to
20 knots. waves 1 to 3 feet. 
.tonight...northeast winds 15 to 20 knots diminishing to 10 to
15 knots. waves 1 to 3 feet. 
.saturday...northeast winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 
.saturday night...northeast winds 15 to 20 knots diminishing to
10 to 15 knots. waves 1 to 2 feet. 
.sunday...northeast winds 10 to 15 knots. waves 1 to 3 feet. 
.monday...northeast winds 10 knots or less becoming southeast.
waves 2 feet or less. 
.tuesday...southwest winds 10 knots or less becoming south. waves
2 feet or less. 

$$