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open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt fri jul 24 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 30.2 inch high over the lake this morning will 
drift east of the lake today, and linger over new england through 
saturday before weakening and drifting off the east coast sunday. a 
29.5 inch area of low pressure will develop over the western great 
lakes sunday night and move north of the lake monday and tuesday, 
with a cold front slowly easing across the lake tuesday.


loz062-242100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt fri jul 24 2026

.this afternoon...west winds 5 to 10 knots becoming northeast.
waves 1 foot or less. 
.tonight...east winds 10 knots or less becoming southeast. waves
1 foot or less. 
.saturday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday night...east winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.sunday...southwest winds 10 knots or less. a chance of showers
during the day, then a chance of showers and thunderstorms sunday
night. waves 1 foot or less. 
.monday...southwest winds 10 knots or less. a chance of showers
and thunderstorms during the day, then showers likely with a
chance of thunderstorms monday night. waves 1 foot or less. 
.tuesday...west winds 10 to 15 knots becoming north. showers
likely with a chance of thunderstorms during the day, then a
chance of showers and thunderstorms tuesday night. waves 1 to
2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 241403
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open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt fri jul 24 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 30.2 inch high over the lake this morning will 
drift east of the lake today, and linger over new england through 
saturday before weakening and drifting off the east coast sunday. a 
29.5 inch area of low pressure will develop over the western great 
lakes sunday night and move north of the lake monday and tuesday, 
with a cold front slowly easing across the lake tuesday.


loz063>065-242100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt fri jul 24 2026

.this afternoon...south winds 5 to 10 knots becoming northeast.
waves 1 foot or less. 
.tonight...northeast winds 5 to 10 knots becoming south. waves
1 foot or less. 
.saturday...south winds 5 to 15 knots becoming east less than
10 knots. waves 2 feet or less. 
.saturday night...east winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.sunday...southwest winds 10 knots or less. a chance of showers
and thunderstorms sunday night. waves 1 foot or less. 
.monday...southwest winds 5 to 10 knots becoming south. a chance
of showers and thunderstorms during the day, then showers likely
with a chance of thunderstorms monday night. waves 1 foot or
less. 
.tuesday...south winds 5 to 15 knots becoming north. showers
likely with a chance of thunderstorms. 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 am edt fri jul 24 2026


slz022-024-242100-
saint lawrence river from cape vincent to saint regis
1003 am edt fri jul 24 2026

.this afternoon...southwest winds 5 to 10 knots. sunny.
.tonight...southwest winds 5 to 10 knots becoming light and
variable. mainly clear. 
.saturday...south winds 10 knots or less becoming southwest.
sunny.
.saturday night...southwest winds less than 10 knots. partly to
mostly cloudy. 
.sunday...south winds less than 10 knots. a chance of showers. 
.monday...south winds 10 knots or less. showers likely with a
chance of thunderstorms. 
.tuesday...south winds 10 knots or less becoming northwest.
showers likely with a chance of thunderstorms. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
954 am edt fri jul 24 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 continues across the region and will 
drift eastward through saturday. sunday, pressure falls to an
average of 29.90 inches as low pressure enters the great lakes 
region. a cold front moves through early tuesday.


lez061-168-169-242015-
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-
954 am edt fri jul 24 2026

.this afternoon...east winds less than 10 knots becoming northeast
10 to 15 knots. waves 2 feet or less. 
.tonight...northeast winds 5 to 15 knots becoming south. waves
2 feet or less. 
.saturday...south winds 5 to 10 knots becoming west. waves 1 foot
or less. 
.saturday night...southwest winds 10 knots or less. waves 1 foot
or less. 
.sunday...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms sunday night. waves 1 foot or less. 
.monday...southwest winds 5 to 15 knots. a chance of showers and
thunderstorms during the day, then showers likely with a chance
of thunderstorms monday night. waves 1 to 3 feet building to 2 to
4 feet. 
.tuesday...southwest winds 10 to 15 knots becoming northwest. a
chance of showers and thunderstorms during the day. waves 2 to
4 feet subsiding to 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$