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open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt tue jun 23 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 29.8 inch low will move off the southern new england 
coast today. a 30.1 inch high will then build into the ohio valley 
tonight through wednesday, then drift to the eastern seaboard 
wednesday night through thursday. a weak 29.9 inch low is then 
forecast to move from the central great lakes thursday to southern 
quebec friday, then the canadian maritimes saturday.


loz062-232100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt tue jun 23 2026

.rest of today...west winds 5 to 10 knots. waves 1 foot or less. 
.tonight...west winds 5 to 15 knots becoming northwest. waves
2 feet or less. 
.wednesday...west winds 5 to 10 knots becoming southwest. waves
1 foot or less. 
.wednesday night...southwest winds 10 knots or less becoming
south. waves 1 foot or less. 
.thursday...southeast winds 10 knots or less becoming southwest.
showers with a chance of thunderstorms. waves 1 foot or less. 
.friday...northwest winds less than 10 knots becoming north.
waves 1 foot or less. 
.saturday...northeast winds less than 10 knots becoming
northwest. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kbuf 231402
glflo 
expires:202606232100;;773151

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt tue jun 23 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 29.8 inch low will move off the southern new england 
coast today. a 30.1 inch high will then build into the ohio valley 
tonight through wednesday, then drift to the eastern seaboard 
wednesday night through thursday. a weak 29.9 inch low is then 
forecast to move from the central great lakes thursday to southern 
quebec friday, then the canadian maritimes saturday.


loz063>065-232100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt tue jun 23 2026

.rest of today...west winds 5 to 10 knots. patchy fog late this
morning. waves 1 foot or less. 
.tonight...west winds 5 to 15 knots becoming northwest. waves
1 to 2 feet. 
.wednesday...northwest winds 5 to 15 knots becoming west. waves
2 feet or less. 
.wednesday night...west winds 5 to 15 knots becoming south less
than 10 knots. waves 2 feet or less. 
.thursday...south winds 10 knots or less. showers with a chance
of thunderstorms. waves 1 foot or less. 
.friday...southwest winds 10 knots or less becoming west. a
chance of showers during the day. waves 1 foot or less. 
.saturday...north winds 10 knots or less becoming northwest.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kcle 231944
glfle 
expires:202606240215;;787664

open lake forecast for lake erie
national weather service cleveland oh
344 pm edt tue jun 23 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 persist over the region through
wednesday. weak low pressure 29.90 inches will move east through
the great lakes on thursday and extend a cold front across the
area on friday. a ridge averaging 30.10 inches will build from the
northwest on saturday into sunday.


lez061-167>169-240215-
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-
344 pm edt tue jun 23 2026

.tonight...west winds 5 to 15 knots becoming north. waves 1 to
2 feet. 
.wednesday...northwest winds 10 knots or less becoming west.
waves 1 foot or less. 
.wednesday night...southwest winds 10 knots or less becoming
southeast 10 to 15 knots. a chance of showers overnight. waves
2 feet or less. 
.thursday...south winds 10 to 15 knots becoming southwest.
showers likely in the morning, then showers likely with a chance
of thunderstorms in the afternoon. waves 1 to 3 feet. 
.thursday night...southwest winds 5 to 10 knots. a chance of
showers and thunderstorms in the evening, then a chance of
showers overnight. waves 1 to 2 feet. 
.friday...west winds 10 knots or less becoming northeast. a
chance of showers friday night. waves 1 foot or less. 
.saturday...northeast winds 10 knots or less. waves 1 foot or
less. 
.sunday...east winds 10 knots or less becoming southeast. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$
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