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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est mon jan 19 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 29.5 inch low over quebec this evening will deepen to 
29.3 inches as it moves to labrador by tuesday afternoon. meanwhile, 
a 30.6 inch high will build from the tennessee valley tuesday to off 
the mid atlantic coast wednesday. another 29.8 inch low will move 
from the upper great lakes wednesday to southern quebec by thursday, 
then to the canadian maritimes by friday. an arctic cold front will 
move across the lower great lakes friday.


loz062-200400-
lake ontario open waters from the niagara river to hamlin beach-
402 pm est mon jan 19 2026

...gale warning in effect through late tuesday night...
...heavy freezing spray warning in effect through late tuesday
night...

.tonight...west gales to 40 knots diminishing to 30 knots.
freezing spray. a chance of snow showers. waves 12 to 17 feet
subsiding to 10 to 15 feet. waves occasionally around 22 feet. 
.tuesday...west winds to 30 knots. heavy freezing spray early. a
chance of snow showers in the morning, then snow showers likely
in the afternoon. waves 9 to 13 feet. waves occasionally around
16 feet. 
.tuesday night...west winds to 30 knots becoming southwest. a
chance of snow showers in the evening, then a chance of snow
showers and freezing rain overnight. waves 8 to 12 feet subsiding
to 5 to 8 feet. waves occasionally around 15 feet. 
.wednesday...south winds 15 to 25 knots becoming southwest to
30 knots. snow. waves 3 to 6 feet building to 5 to 9 feet. waves
occasionally around 11 feet. 
.wednesday night...southwest gales to 35 knots becoming west and
diminishing to 30 knots. snow in the evening, then snow showers
likely overnight. waves 7 to 11 feet building to 9 to 12 feet.
waves occasionally around 15 feet. 
.thursday...west winds to 30 knots increasing to 35 knot gales. a
chance of snow showers during the day, then snow showers likely
thursday night. waves 8 to 11 feet building to 10 to 14 feet.
waves occasionally around 18 feet. 
.friday...west winds to 30 knots becoming northwest and
diminishing to 15 to 20 knots. snow showers likely. waves 9 to
13 feet subsiding to 4 to 7 feet. waves occasionally around
16 feet. 
.saturday...northwest winds 10 to 15 knots becoming north. a
chance of snow showers. waves 2 to 4 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est mon jan 19 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 29.5 inch low over quebec this evening will deepen to 
29.3 inches as it moves to labrador by tuesday afternoon. meanwhile, 
a 30.6 inch high will build from the tennessee valley tuesday to off 
the mid atlantic coast wednesday. another 29.8 inch low will move 
from the upper great lakes wednesday to southern quebec by thursday, 
then to the canadian maritimes by friday. an arctic cold front will 
move across the lower great lakes friday.


loz063>065-200400-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm est mon jan 19 2026

...gale warning in effect through late tuesday night...
...heavy freezing spray warning in effect through late tuesday
night...

.tonight...west gales to 40 knots diminishing to 30 knots.
freezing spray. lake effect snow. waves 15 to 20 feet subsiding
to 12 to 16 feet. waves occasionally around 26 feet. 
.tuesday...west winds to 30 knots increasing to 35 knot gales.
heavy freezing spray early. lake effect snow. waves 10 to
15 feet. waves occasionally around 19 feet. 
.tuesday night...west winds to 30 knots becoming southwest. snow
showers in the evening, then a chance of snow showers overnight.
waves 10 to 15 feet subsiding to 7 to 11 feet. waves occasionally
around 19 feet. 
.wednesday...southwest winds to 30 knots becoming south. a chance
of snow in the morning, then snow likely in the afternoon. waves
5 to 8 feet. waves occasionally around 10 feet. 
.wednesday night...south gales to 35 knots becoming southwest.
snow likely in the evening, then snow showers likely overnight.
waves 7 to 11 feet building to 10 to 14 feet. waves occasionally
around 18 feet. 
.thursday...west winds to 30 knots increasing to 40 knot gales.
snow showers likely. waves 10 to 14 feet building to 13 to
18 feet. waves occasionally around 23 feet. 
.friday...west gales to 35 knots becoming northwest and
diminishing to 30 knots. snow showers. waves 11 to 16 feet
subsiding to 7 to 10 feet. waves occasionally around 20 feet. 
.saturday...northwest winds 15 to 20 knots becoming north 10 to
15 knots. a chance of snow showers. waves 3 to 6 feet subsiding
to 1 to 3 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
708 pm est mon jan 19 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 of 29.60 inches remains over quebec while a ridge of
high pressure 30.40 inches builds east through the ohio valley
through tuesday. low pressure of 29.90 inches develops over lake 
michigan and tracks northeast wednesday, deepening to 29.50 inches
over quebec on thursday and pulling a cold front east across lake
erie. another trough with pressure of 30.10 inches will pull an
arctic front east across lake erie on friday.


lez061-200315-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
708 pm est mon jan 19 2026

...gale warning in effect until 7 am est tuesday...
...heavy freezing spray warning in effect through tuesday
afternoon...

.tonight...west gales to 40 knots diminishing to 30 knots. heavy
freezing spray. snow. waves 10 to 14 feet subsiding to 8 to
11 feet. waves occasionally around 18 feet. 
.tuesday...west winds to 30 knots. heavy freezing spray. snow.
waves 7 to 11 feet. waves occasionally around 14 feet. 
.tuesday night...southwest winds 15 to 25 knots. heavy freezing
spray in the evening. snow in the evening, then a chance of snow
overnight. waves 5 to 9 feet subsiding to 3 to 6 feet. waves
occasionally around 11 feet. 
.wednesday...south winds to 30 knots becoming southwest. snow
likely in the morning, then snow and rain in the afternoon. waves
3 to 6 feet building to 5 to 9 feet. waves occasionally around
11 feet. 
.wednesday night...southwest winds to 30 knots becoming west.
snow and rain likely in the evening, then snow likely overnight.
waves 6 to 10 feet. waves occasionally around 13 feet. 
.thursday...west winds to 30 knots. snow likely. heavy freezing
spray thursday night. waves 7 to 11 feet subsiding to 6 to
9 feet. waves occasionally around 14 feet. 
.friday...west winds to 30 knots becoming northwest and
diminishing to 15 to 20 knots. heavy freezing spray during the
day. a chance of snow. waves 6 to 9 feet subsiding to 2 to
4 feet. waves occasionally around 11 feet. 
.saturday...northwest winds 10 to 15 knots. waves 1 to 3 feet. 

$$