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open lake forecast for lake ontario
national weather service buffalo ny
402 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.


loz062-231500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt tue jun 23 2026

.today...west winds 5 to 10 knots. patchy fog early. patchy
drizzle early. 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 230802
glflo 
expires:202606231500;;760805

open lake forecast for lake ontario
national weather service buffalo ny
402 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>065-231500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt tue jun 23 2026

.today...northwest winds 5 to 10 knots becoming west. patchy
drizzle early. patchy fog 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.

$$

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open lake forecast for lake erie
national weather service cleveland oh
348 am 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 of 30.20 inches over the upper great lakes will
build south into the region through wednesday. low pressure of 
29.90 inches will move east through the central great lakes on
thursday, pushing a cold front south of lake erie by friday. 
high pressure of 30.10 inches will remain over the central great 
lakes for the first half of the weekend.


lez061-168-169-231430-
ripley to buffalo ny extending from 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-
348 am edt tue jun 23 2026

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

winds and waves higher in and near thunderstorms.

$$