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glflo 
expires:202608031500;;542616

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt mon aug 3 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...an elongated 29.7 inch low will exit the lower great 
lakes through today. a 30.0 inch high will then build east across 
ontario and quebec monday through tuesday. a 29.9 inch low will move 
into the lower great lakes wednesday with a slow-moving frontal 
boundary approaching from the west thursday and friday.


loz062-031500-
lake ontario open waters from the niagara river to hamlin beach-
403 am edt mon aug 3 2026

.today...northwest winds 15 to 25 knots becoming west. showers
likely early, then a chance of showers late this morning. waves
3 to 6 feet subsiding to 2 to 4 feet. 
.tonight...west winds 10 to 15 knots diminishing to less than
10 knots. waves 1 to 3 feet. 
.tuesday...west winds less than 10 knots becoming northwest.
waves 1 foot or less. 
.tuesday night...east winds less than 10 knots becoming south.
waves 1 foot or less. 
.wednesday...southwest winds 10 knots or less becoming south. a
chance of showers wednesday night. waves 1 foot or less. 
.thursday...southwest winds less than 10 knots. a chance of
showers and thunderstorms. waves 1 foot or less. 
.friday...southwest winds less than 10 knots. a chance of showers
and thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 030803
glflo 
expires:202608031500;;542617

open lake forecast for lake ontario
national weather service buffalo ny
403 am edt mon aug 3 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...an elongated 29.7 inch low will exit the lower great 
lakes through today. a 30.0 inch high will then build east across 
ontario and quebec monday through tuesday. a 29.9 inch low will move 
into the lower great lakes wednesday with a slow-moving frontal 
boundary approaching from the west thursday and friday.


loz063>065-031500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 am edt mon aug 3 2026

.today...west winds 15 to 25 knots. showers likely this morning,
then a chance of showers early this afternoon. waves 5 to 8 feet
subsiding to 3 to 6 feet. waves occasionally around 10 feet. 
.tonight...west winds 15 to 20 knots becoming northwest 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.tuesday...west winds 5 to 10 knots becoming northwest. waves
2 feet or less. 
.tuesday night...northeast winds 10 knots or less becoming south.
waves 1 foot or less. 
.wednesday...south winds 10 knots or less. a chance of showers
and thunderstorms wednesday night. waves 1 foot or less. 
.thursday...south winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less. 
.friday...southwest winds 10 knots or less. a chance of showers
and thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 030753
glfle 
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open lake forecast for lake erie
national weather service cleveland oh
353 am edt mon aug 3 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 30.00 inches will build over the lake today. this
system will move east on tuesday and remain influential on the
lake through the first part of wednesday. a trough averaging 29.90
inches will enter the great lakes region on wednesday and several
weak systems will move along this feature through the weekend.


lez164>168-031415-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm 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-
353 am edt mon aug 3 2026

.today...north winds 15 to 20 knots diminishing to 5 to 10 knots.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tonight...north winds 5 to 15 knots becoming east less than
10 knots. waves 2 feet or less. 
.tuesday...south winds less than 10 knots becoming northeast.
waves 1 foot or less. 
.tuesday night...east winds less than 10 knots becoming
southeast. waves 1 foot or less. 
.wednesday...northwest winds 10 knots or less becoming south.
waves 1 foot or less. 
.thursday...southwest winds 10 knots or less. showers likely with
a chance of thunderstorms thursday night. waves 1 foot or less. 
.friday...southwest winds 10 knots or less. a chance of showers
and thunderstorms during the day, then a chance of showers friday
night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 030753
glfle 
expires:202608031415;;542138

open lake forecast for lake erie
national weather service cleveland oh
353 am edt mon aug 3 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 30.00 inches will build over the lake today. this
system will move east on tuesday and remain influential on the
lake through the first part of wednesday. a trough averaging 29.90
inches will enter the great lakes region on wednesday and several
weak systems will move along this feature through the weekend.


lez061-169-031415-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
353 am edt mon aug 3 2026

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

winds and waves higher in and near thunderstorms.

$$