fzus61 kbuf 030802
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open lake forecast for lake ontario
national weather service buffalo ny
402 am edt sun may 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 29.7 inch low well southeast of maine will deepen to 
28.8 inches as it tracks to atlantic canada through tonight, while a 
30.2 inch high centered over the tennessee valley slides east and 
off the carolina coast. a 29.1 inch low over western ontario 
province monday will then weaken to 29.3 inches as it moves to 
northern quebec through tuesday, with its trailing wavy cold front 
slowly crossing the lake tuesday, then drifting across new england 
through wednesday.


loz062-031500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt sun may 3 2026

.today...west winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of rain showers late. waves 1 to 3 feet. 
.tonight...southwest winds 15 to 20 knots. a chance of showers in
the evening. waves 2 to 4 feet building to 3 to 6 feet. 
.monday...southwest winds 15 to 20 knots. waves 3 to 5 feet. 
.monday night...southwest winds 15 to 20 knots. a chance of
showers overnight. waves 3 to 5 feet. 
.tuesday...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. showers. waves 3 to 5 feet subsiding to 1 to
2 feet. 
.wednesday...northwest winds 10 knots or less. showers during the
day. waves 1 foot or less. 
.thursday...northwest winds 10 knots or less becoming west 10 to
15 knots. a chance of showers. waves 2 feet or less. 

$$

fzus61 kbuf 030802
glflo 
expires:202605031500;;935328

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt sun may 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 29.7 inch low well southeast of maine will deepen to 
28.8 inches as it tracks to atlantic canada through tonight, while a 
30.2 inch high centered over the tennessee valley slides east and 
off the carolina coast. a 29.1 inch low over western ontario 
province monday will then weaken to 29.3 inches as it moves to 
northern quebec through tuesday, with its trailing wavy cold front 
slowly crossing the lake tuesday, then drifting across new england 
through wednesday.


loz063>065-031500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt sun may 3 2026

.today...west winds 5 to 15 knots becoming southwest. waves 1 to
3 feet. 
.tonight...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers. waves 1 to 3 feet building to 3 to
5 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers in the morning. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.monday night...south winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. showers likely with a chance of thunderstorms during
the day, then showers tuesday night. waves 2 to 4 feet subsiding
to 1 to 3 feet. 
.wednesday...west winds 5 to 10 knots. showers during the day,
then a chance of showers wednesday night. waves 2 feet or less. 
.thursday...west winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers. waves 1 to 3 feet building to 2 to
4 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
400 am edt sun may 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 of 30.10 inches over the ohio valley moves south 
while a trough of 29.50 inches moves into the upper great lakes.  
this trough will settle south across the central great lakes 
monday into tuesday, with a cold front settling south of lake erie
tuesday night. high pressure of 30.00 inches builds over lake 
erie on wednesday followed by a trough of 29.80 inches moving over
the lake on thursday.


lez061-166>169-031415-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm 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-
400 am edt sun may 3 2026

.today...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a slight chance of showers late. waves 1 to 3 feet
building to 3 to 5 feet. 
.tonight...southwest winds 15 to 25 knots. a slight chance of
showers. waves 3 to 6 feet. 
.monday...southwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.monday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots. showers likely in the evening, then a chance of
showers overnight. waves 2 to 4 feet building to 3 to 5 feet. 
.tuesday...southwest winds 15 to 20 knots becoming north 10 to
15 knots. showers. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.wednesday...north winds 10 knots or less. a chance of showers
during the day. waves 1 to 3 feet. 
.thursday...northeast winds 5 to 15 knots becoming west. a chance
of showers during the day. waves 1 to 3 feet. 

$$