fzus61 kbuf 012003
glflo 
expires:202608020300;;459572

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt sat aug 1 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 ridge of high pressure averaging 30.0 inches will 
drift off the mid atlantic this evening. an elongated 29.7 inch low 
will move from the ohio valley sunday to the lower great lakes 
sunday night, with a remnant trough drifting towards new england 
monday. a 30.0 inch high will then build east across ontario and 
quebec monday through tuesday.


loz062-020300-
lake ontario open waters from the niagara river to hamlin beach-
403 pm edt sat aug 1 2026

.tonight...east winds 5 to 15 knots diminishing to less than
10 knots. a chance of showers. showers likely late. waves 2 feet
or less. 
.sunday...northeast winds 5 to 10 knots. showers early, then
showers with a chance of thunderstorms from late morning on.
waves 1 foot or less. 
.sunday night...northeast winds 5 to 10 knots becoming north.
showers likely with a chance of thunderstorms in the evening,
then showers likely overnight. waves around 1 foot. 
.monday...north winds 5 to 10 knots becoming southwest. a chance
of showers in the morning. waves 1 foot or less. 
.monday night...west winds 10 knots or less becoming north. waves
1 foot or less. 
.tuesday...northeast winds 10 knots or less becoming east. waves
1 foot or less. 
.wednesday...east winds less than 10 knots becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less. 
.thursday...southwest winds 10 knots or less. a chance of showers
during the day. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 012003
glflo 
expires:202608020300;;459573

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt sat aug 1 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 ridge of high pressure averaging 30.0 inches will 
drift off the mid atlantic this evening. an elongated 29.7 inch low 
will move from the ohio valley sunday to the lower great lakes 
sunday night, with a remnant trough drifting towards new england 
monday. a 30.0 inch high will then build east across ontario and 
quebec monday through tuesday.


loz063>065-020300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 pm edt sat aug 1 2026

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

winds and waves higher in and near thunderstorms.

$$

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glfle 
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open lake forecast for lake erie
national weather service cleveland oh
938 pm edt sat aug 1 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...
low pressure 29.80 inches will deepen to 29.70 inches over lake
erie with a low pressure system passing west to east south of the
region tonight into sunday. high pressure builds in from the west
to 30.00 inches by monday night with that ridge lingering through
mid week.


lez061-168-169-020815-
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-
938 pm edt sat aug 1 2026

.rest of tonight...east winds 5 to 10 knots. a chance of showers
with a slight chance of thunderstorms late this evening, then
showers likely with a slight chance of thunderstorms after
midnight. showers with a chance of thunderstorms late. waves
1 foot or less. 
.sunday...east winds 5 to 15 knots becoming north. showers with a
slight chance of thunderstorms in the morning, then showers
likely with a chance of thunderstorms early in the afternoon.
showers and thunderstorms likely late. waves 2 feet or less. 
.sunday night...northeast winds 10 to 15 knots becoming north
15 to 20 knots. a chance of showers and thunderstorms in the
evening, then a chance of showers overnight. waves 1 to 3 feet
building to 2 to 4 feet. 
.monday...north winds 5 to 15 knots becoming northeast. waves
1 to 3 feet. 
.monday night...northeast winds 5 to 10 knots. waves 2 feet or
less. 
.tuesday...northeast winds 10 knots or less becoming southeast. a
chance of showers tuesday night. waves 2 feet or less. 
.wednesday...south winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms during the day, then a chance
of showers wednesday night. waves 1 foot or less. 
.thursday...southwest winds 10 knots or less. a chance of showers
thursday night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$