fzus61 kbuf 040803
glflo 
expires:202606041500;;157356

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt thu jun 4 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 30.4 inch high will extend from the ohio valley to 
the eastern seaboard today. this high will drift off the southeast 
coast friday. a weak cold front will settle south across the lower 
great lakes saturday through saturday night. another 30.4 inch high 
will build southeast into the region monday and center near or just 
east of the lake through wednesday.


loz062-041500-
lake ontario open waters from the niagara river to hamlin beach-
403 am edt thu jun 4 2026

.today...southwest winds 5 to 15 knots. waves 2 feet or less. 
.tonight...southwest winds 5 to 15 knots. waves 1 to 2 feet. 
.friday...southwest winds 5 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 
.friday night...southwest winds 15 to 20 knots. showers likely
overnight. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday...southwest winds 15 to 20 knots becoming northwest
5 to 15 knots. showers with a chance of thunderstorms. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.sunday...northwest winds 5 to 10 knots becoming east. waves
1 foot or less. 
.monday...east winds 5 to 15 knots. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 040803
glflo 
expires:202606041500;;157357

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt thu jun 4 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 30.4 inch high will extend from the ohio valley to 
the eastern seaboard today. this high will drift off the southeast 
coast friday. a weak cold front will settle south across the lower 
great lakes saturday through saturday night. another 30.4 inch high 
will build southeast into the region monday and center near or just 
east of the lake through wednesday.


loz063>065-041500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 am edt thu jun 4 2026

.today...southwest winds 5 to 15 knots becoming southeast. waves
2 feet or less. 
.tonight...southwest winds 5 to 10 knots. waves 2 feet or less. 
.friday...southwest winds 5 to 10 knots. waves 1 foot or less. 
.friday night...southwest winds 5 to 15 knots becoming south. a
chance of showers overnight. waves 2 feet or less. 
.saturday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. showers with a chance of thunderstorms. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.sunday...northwest winds 5 to 10 knots becoming northeast. a
chance of showers during the day. waves 2 feet or less. 
.monday...east winds 5 to 10 knots becoming southeast. waves
2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

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glfle 
expires:202606041415;;156676

open lake forecast for lake erie
national weather service cleveland oh
335 am edt thu jun 4 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 30.20 inches will gradually weaken to 30.00 inches 
by late friday into saturday. low pressure 29.80 inches will move 
east through the great lakes on saturday and extend a cold front 
across the area on sunday. high pressure 30.10 inches will return
across the region on monday.


lez061-167>169-041415-
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-
335 am edt thu jun 4 2026

.today...southwest winds 10 knots or less. waves 1 foot or less. 
.tonight...south winds 10 knots or less becoming southwest. waves
2 feet or less. 
.friday...southwest winds 5 to 15 knots. waves 2 feet or less. 
.friday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots. showers likely overnight. waves 1 to 3 feet
building to 3 to 5 feet. 
.saturday...southwest winds 15 to 20 knots becoming northwest and
diminishing to less than 10 knots. showers likely with a chance
of thunderstorms during the day, then a chance of showers and
thunderstorms saturday night. waves 3 to 5 feet subsiding to 1 to
3 feet. 
.sunday...north winds 10 knots or less becoming east. waves
1 foot or less. 
.monday...east winds 5 to 15 knots becoming southeast. waves 1 to
3 feet. 

winds and waves higher in and near thunderstorms.

$$