fzus61 kbuf 081403
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expires:202608082100;;828734

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt sat aug 8 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 29.7 inch low will send a cold front eastward across 
lake ontario tonight. behind the front, a ridge averaging 30.1 
inches will build from the western great lakes through sunday. this 
ridge begins to exit eastward sunday night and another cold front 
should sweep eastward across lake ontario monday night. behind the 
front, a trough averaging 29.8 inches should linger over the eastern 
great lakes through this wednesday.


loz062-082100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt sat aug 8 2026

.rest of today...south winds 10 knots or less becoming southwest
10 to 15 knots. a chance of showers, then a chance of showers and
thunderstorms late. waves 2 feet or less. 
.tonight...southwest winds 5 to 10 knots becoming west. a chance
of showers and thunderstorms early. waves 2 feet or less. 
.sunday...northwest winds 5 to 15 knots becoming southwest. waves
2 feet or less. 
.sunday night...southwest winds 5 to 10 knots. a chance of
showers overnight. waves 1 foot or less. 
.monday...southwest winds 5 to 15 knots becoming west. showers
likely with a chance of thunderstorms during the day, then a
chance of showers and thunderstorms monday night. waves 2 feet or
less. 
.tuesday...west winds 5 to 10 knots becoming northwest. a chance
of showers during the day. waves 1 foot or less. 
.wednesday...west winds 5 to 10 knots. a chance of showers
wednesday night. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 081403
glflo 
expires:202608082100;;828735

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt sat aug 8 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 29.7 inch low will send a cold front eastward across 
lake ontario tonight. behind the front, a ridge averaging 30.1 
inches will build from the western great lakes through sunday. this 
ridge begins to exit eastward sunday night and another cold front 
should sweep eastward across lake ontario monday night. behind the 
front, a trough averaging 29.8 inches should linger over the eastern 
great lakes through this wednesday.


loz063>065-082100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt sat aug 8 2026

.rest of today...southwest winds 5 to 10 knots becoming south. a
chance of showers late this morning, then a chance of showers and
thunderstorms this afternoon. waves 1 foot or less. 
.tonight...south winds 5 to 10 knots becoming west. a chance of
showers and thunderstorms early, then a chance of showers. waves
2 feet or less. 
.sunday...west winds 10 to 15 knots. waves 1 to 3 feet. 
.sunday night...west winds 5 to 15 knots becoming south. waves
2 feet or less. 
.monday...south winds 5 to 10 knots becoming west. showers likely
with a chance of thunderstorms. waves 2 feet or less. 
.tuesday...west winds 5 to 10 knots. a chance of showers during
the day. waves 2 feet or less. 
.wednesday...west winds 5 to 10 knots. a chance of showers
wednesday night. 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
1005 am edt sat aug 8 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...
a cold front will with pressure of 29.90 inches will cross lake
erie this evening. a ridge averaging 30.00 inches will build over
the region for sunday. a series of weak low pressure systems 
29.90 inches will move through the region sunday night through 
tuesday. high pressure 30.00 inches will build into the region for
wednesday.


lez061-168-169-082015-
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-
1005 am edt sat aug 8 2026

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

winds and waves higher in and near thunderstorms.

$$