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open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt sat oct 3 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 30.3 inch high will build east across the lower great 
lakes today, before sliding northeast into northern new england 
tonight. a 29.7 inch low over northwest ontario sunday will deepen 
to 29.4 inches as it slides just south of james bay into central 
quebec sunday night, while sending a pair of cold fronts across the 
lake. a 30.2 inch high over the upper midwest will then build across 
the great lakes monday into tuesday, before sliding into the 
northeast wednesday.


loz062-032100-
lake ontario open waters from the niagara river to hamlin beach-
1003 am edt sat oct 3 2026

.this afternoon...east winds 5 to 10 knots. waves around 1 foot. 
.tonight...east winds 10 to 15 knots becoming southeast. waves
2 feet or less. 
.sunday...southeast winds 10 knots or less becoming southwest.
waves 2 feet or less. 
.sunday night...southwest winds 5 to 15 knots becoming northwest
15 to 20 knots. waves 2 feet or less building to 3 to 5 feet. 
.monday...west winds 15 to 25 knots becoming northwest. waves
3 to 6 feet building to 4 to 7 feet, then subsiding to 3 to
5 feet. waves occasionally around 9 feet. 
.tuesday...northwest winds 5 to 10 knots becoming southwest.
waves 2 feet or less. 
.wednesday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 1 to 3 feet building to 2 to 4 feet, then
subsiding to 1 to 3 feet. 

$$

fzus61 kbuf 031403
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expires:202610032100;;465483

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt sat oct 3 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 30.3 inch high will build east across the lower great 
lakes today, before sliding northeast into northern new england 
tonight. a 29.7 inch low over northwest ontario sunday will deepen 
to 29.4 inches as it slides just south of james bay into central 
quebec sunday night, while sending a pair of cold fronts across the 
lake. a 30.2 inch high over the upper midwest will then build across 
the great lakes monday into tuesday, before sliding into the 
northeast wednesday.


loz063>065-032100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1003 am edt sat oct 3 2026

.this afternoon...northeast winds 5 to 10 knots. waves 2 feet or
less. 
.tonight...northeast winds 5 to 15 knots becoming southeast.
waves 2 feet or less. 
.sunday...southeast winds 15 to 20 knots becoming south. waves
1 to 3 feet building to 2 to 4 feet, then subsiding to 1 to
3 feet. 
.sunday night...south winds 15 to 20 knots becoming west. a
chance of showers overnight. waves 1 to 3 feet building to 3 to
5 feet. 
.monday...northwest winds to 30 knots diminishing to 15 to
20 knots. a chance of showers during the day. waves 4 to 7 feet
building to 6 to 9 feet, then subsiding to 4 to 7 feet. waves
occasionally around 11 feet. 
.tuesday...northwest winds 5 to 15 knots becoming southwest.
waves 2 to 4 feet subsiding to 2 feet or less. 
.wednesday...south winds 15 to 20 knots becoming southwest. waves
1 to 3 feet building to 2 to 4 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
936 am edt sat oct 3 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 move east across the area today
before a weak cold front crosses the lake sunday into sunday
evening. high pressure 30.30 inches will build over the great
lakes monday through the middle of next week.


lez061-167>169-032015-
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 sat oct 3 2026

.this afternoon...east winds 5 to 15 knots becoming northeast.
waves 2 feet or less. 
.tonight...northeast winds 5 to 15 knots becoming southeast.
waves 2 feet or less. 
.sunday...south winds 5 to 10 knots becoming west. waves 1 to
2 feet. 
.sunday night...west winds 10 to 15 knots becoming northwest
15 to 20 knots. waves 1 to 3 feet building to 3 to 5 feet. 
.monday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.tuesday...northwest winds 10 knots or less becoming south and
increasing to 15 to 20 knots. waves 2 feet or less. 
.wednesday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 1 to 3 feet building to 2 to 4 feet. 

$$