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open lake forecast for lake ontario
national weather service buffalo ny
1003 pm edt tue jun 2 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 build across the great lakes 
today and tonight, then gradually expand to the ohio valley and 
eastern seaboard wednesday through thursday. this high will 
eventually drift off the southeast coast friday. a weak cold front 
will then settle south across the lower great lakes saturday into 
sunday.


loz062-030900-
lake ontario open waters from the niagara river to hamlin beach-
1003 pm edt tue jun 2 2026

.overnight...northwest winds 5 to 10 knots becoming west.
waves 1 to 2 feet. 
.wednesday...west winds 5 to 10 knots becoming southwest. waves
1 foot or less. 
.wednesday night...southwest winds 5 to 10 knots. waves 1 foot or
less. 
.thursday...southwest winds 5 to 15 knots. waves 2 feet or less. 
.thursday night...southwest winds 10 to 15 knots. waves 1 to
3 feet. 
.friday...southwest winds 10 to 15 knots. a chance of showers and
thunderstorms friday night. waves 1 to 3 feet. 
.saturday...southwest winds 5 to 15 knots. showers likely with a
chance of thunderstorms during the day, then showers likely
saturday night. waves 1 to 3 feet. 
.sunday...south winds 5 to 10 knots becoming east. a chance of
showers. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 030203
glflo 
expires:202606030900;;090452

open lake forecast for lake ontario
national weather service buffalo ny
1003 pm edt tue jun 2 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 build across the great lakes 
today and tonight, then gradually expand to the ohio valley and 
eastern seaboard wednesday through thursday. this high will 
eventually drift off the southeast coast friday. a weak cold front 
will then settle south across the lower great lakes saturday into 
sunday.


loz063>065-030900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1003 pm edt tue jun 2 2026

.overnight...west winds 5 to 10 knots. waves 2 feet or
less. 
.wednesday...west winds 5 to 10 knots. waves 2 feet or less. 
.wednesday night...west winds 5 to 10 knots. waves 1 to 2 feet. 
.thursday...southwest winds 5 to 15 knots. waves 2 feet or less. 
.thursday night...southwest winds 5 to 15 knots. waves 2 feet or
less. 
.friday...southwest winds 5 to 15 knots. a chance of showers
friday night. waves 1 to 3 feet. 
.saturday...southwest winds 5 to 15 knots becoming south. a
chance of showers during the day, then showers likely saturday
night. waves 2 feet or less. 
.sunday...east winds 5 to 10 knots. a chance of showers. waves
2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

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forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1003 pm edt tue jun 2 2026


slz022-024-030900-
saint lawrence river from cape vincent to saint regis
1003 pm edt tue jun 2 2026

.overnight...light and variable winds. becoming mainly
clear. 
.wednesday...light and variable winds becoming west 5 to
10 knots. sunny.
.wednesday night...southwest winds 10 knots or less. partly
cloudy. 
.thursday...southwest winds 5 to 10 knots. partly to mostly
sunny. 
.thursday night...southwest winds 10 knots or less. mostly
cloudy. 
.friday...southwest winds 5 to 10 knots. a chance of showers
friday night. 
.saturday...southwest winds 10 knots or less becoming east.
showers likely. 
.sunday...east winds 10 knots or less. a chance of showers. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
908 pm edt tue jun 2 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 averaging 30.30 inches over the region will sag
south on wednesday and weaken to 30.10 inches as it moves east for
thursday and friday. low pressure 29.70 inches will move through
the great lakes region on saturday and extend a cold front across
the lake on saturday night.


lez061-167>169-030815-
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-
908 pm edt tue jun 2 2026

.overnight...west winds 10 knots or less becoming
northwest. waves 1 foot or less. 
.wednesday...northwest winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.wednesday night...southwest winds 10 knots or less. waves 1 foot
or less. 
.thursday...southwest winds 5 to 10 knots. waves 1 foot or less. 
.thursday night...southwest winds 10 knots or less increasing to
10 to 15 knots. waves 2 feet or less. 
.friday...southwest winds 10 to 15 knots. a chance of showers
friday night. waves 1 to 3 feet. 
.saturday...southwest winds 5 to 15 knots. showers likely with a
chance of thunderstorms. waves 1 to 3 feet subsiding to 1 foot or
less. 
.sunday...west winds 5 to 10 knots becoming east. a chance of
showers. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$