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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est sat jan 10 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...low pressure organizing over the great lakes tonight 
will deepen to 29.5 inches as it reaches southern quebec by sunday 
morning. this initial low will then give way to a secondary 29.5 
inch coastal low over the gulf of maine sunday afternoon, with this 
low rapidly deepening to 28.7 inches as it moves to the canadian 
maritimes by monday morning, then into the north atlantic monday 
night. another 29.3 inch low will then move from northwest ontario 
province tuesday to southern quebec wednesday, with a trailing cold 
front crossing the lake wednesday night.


loz062-111000-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm est sat jan 10 2026

...gale warning in effect through sunday evening...

.rest of tonight...southwest winds 15 to 25 knots becoming west
and increasing to 35 knot gales after midnight. a chance of rain
showers late this evening. waves 4 to 6 feet building to 11 to
15 feet. waves occasionally around 19 feet. 
.sunday...southwest gales to 35 knots becoming west. lake effect
snow showers. a chance of snow showers late. waves 11 to 15 feet.
waves occasionally around 19 feet. 
.sunday night...northwest winds to 30 knots becoming west. waves
10 to 13 feet subsiding to 5 to 9 feet. waves occasionally around
16 feet. 
.monday...west winds to 30 knots. a chance of snow showers. waves
4 to 7 feet building to 6 to 9 feet. waves occasionally around
11 feet. 
.monday night...west winds 15 to 25 knots becoming southwest. a
chance of rain and snow showers. waves 5 to 9 feet subsiding to
4 to 7 feet. waves occasionally around 11 feet. 
.tuesday...southwest winds 15 to 25 knots increasing to 30 knots.
a chance of rain showers tuesday night. waves 3 to 6 feet
building to 5 to 9 feet. waves occasionally around 11 feet. 
.wednesday...southwest winds 15 to 25 knots becoming north. a
chance of rain and snow showers during the day, then a chance of
snow showers wednesday night. waves 3 to 6 feet subsiding to 2 to
3 feet. 
.thursday...northwest winds 10 to 15 knots becoming west. waves
2 to 3 feet. 

$$

fzus61 kbuf 110302
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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est sat jan 10 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...low pressure organizing over the great lakes tonight 
will deepen to 29.5 inches as it reaches southern quebec by sunday 
morning. this initial low will then give way to a secondary 29.5 
inch coastal low over the gulf of maine sunday afternoon, with this 
low rapidly deepening to 28.7 inches as it moves to the canadian 
maritimes by monday morning, then into the north atlantic monday 
night. another 29.3 inch low will then move from northwest ontario 
province tuesday to southern quebec wednesday, with a trailing cold 
front crossing the lake wednesday night.


loz063>065-111000-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm est sat jan 10 2026

...gale warning in effect through sunday evening...

.rest of tonight...south winds 15 to 20 knots becoming west and
increasing to 35 knot gales after midnight. rain late this
evening, then a chance of rain showers after midnight. waves 3 to
6 feet building to 11 to 15 feet. waves occasionally around
19 feet. 
.sunday...west gales to 35 knots. lake effect snow showers from
late morning on. waves 12 to 17 feet. waves occasionally around
22 feet. 
.sunday night...northwest gales to 35 knots becoming west and
diminishing to 30 knots. a chance of snow showers. waves 12 to
16 feet subsiding to 7 to 10 feet. waves occasionally around
20 feet. 
.monday...west winds 15 to 25 knots increasing to 30 knots. a
chance of snow showers in the morning, then lake effect snow
showers likely in the afternoon. waves 5 to 8 feet building to
6 to 9 feet. waves occasionally around 11 feet. 
.monday night...west winds to 30 knots diminishing to 15 to
20 knots. snow showers likely with a chance of rain showers in
the evening, then a chance of rain and snow showers overnight.
waves 6 to 10 feet subsiding to 5 to 8 feet. waves occasionally
around 13 feet. 
.tuesday...southwest winds 15 to 25 knots. a chance of rain
showers during the day, then rain showers likely tuesday night.
waves 4 to 7 feet. waves occasionally around 9 feet. 
.wednesday...southwest winds 15 to 25 knots becoming northwest.
rain showers likely during the day, then a chance of snow and
rain showers likely wednesday night. waves 3 to 6 feet subsiding
to 2 to 4 feet. 
.thursday...north winds 15 to 20 knots becoming northwest 10 to
15 knots. a chance of snow showers during the day. waves 2 to
4 feet subsiding to 1 to 3 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
320 am est sun jan 11 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 29.60 inches over the georgian bay will exit east
today and allow for a secondary cold front to cross the lake early
this afternoon. a ridge averaging 30.20 inches will build over the
lake tonight and weaken on monday as a trough averaging 29.90
inches passes to the north. a warm front will cross the lake on
tuesday. strong low pressure 29.20 inches will move through the
northern lakes on wednesday and extend a cold front across the
lake.


lez061-166>169-111545-
ripley to buffalo ny extending from 5nm 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-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
320 am est sun jan 11 2026

...gale warning in effect through this evening...

.today...west gales to 35 knots becoming northwest. a chance of
snow. waves 10 to 15 feet. waves occasionally around 19 feet. 
.tonight...northwest winds to 30 knots becoming southwest 15 to
25 knots. a slight chance of snow early. waves 9 to 12 feet
subsiding to 5 to 8 feet. waves occasionally around 15 feet. 
.monday...southwest winds to 30 knots. waves 4 to 7 feet building
to 6 to 10 feet. waves occasionally around 13 feet. 
.monday night...southwest winds 15 to 25 knots. waves 5 to 9 feet
subsiding to 3 to 6 feet. waves occasionally around 11 feet. 
.tuesday...southwest winds 15 to 20 knots increasing to 30 knots.
a chance of rain tuesday night. waves 3 to 5 feet building to
5 to 8 feet. waves occasionally around 10 feet. 
.wednesday...west winds 15 to 20 knots becoming north. rain and
snow likely during the day, then a chance of snow wednesday
night. waves 4 to 7 feet subsiding to 3 to 5 feet. waves
occasionally around 9 feet. 
.thursday...north winds 15 to 20 knots becoming northwest. waves
3 to 5 feet subsiding to 2 to 4 feet. 

$$