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open lake forecast for lake ontario
national weather service buffalo ny
402 am est sun dec 14 2025

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 29.6 inch low off the new england coast 
today will rapidly deepen to 28.5 inches by monday as it reaches 
newfoundland. meanwhile, a strong 30.8 inch high over the mid 
mississippi valley today will settle across the southeast states 
monday through tuesday while weakening to 30.3 inches. a strong 29.0 
inch low over the southern canadian prairies tuesday will move east 
to northern quebec by wednesday, with a trailing cold front crossing 
the lake wednesday.


loz062-141600-
lake ontario open waters from the niagara river to hamlin beach-
402 am est sun dec 14 2025

.today...west winds 15 to 20 knots becoming northwest. lake
effect snow early, then lake effect snow showers likely late this
morning. scattered snow showers this afternoon. waves 5 to
8 feet. waves occasionally around 10 feet. 
.tonight...northwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of snow showers from late evening on. waves
4 to 7 feet subsiding to 2 to 4 feet. waves occasionally around
9 feet. 
.monday...west winds 15 to 25 knots increasing to 30 knots. lake
effect snow showers. waves 2 to 3 feet building to 7 to 10 feet.
waves occasionally around 13 feet. 
.monday night...west winds to 30 knots diminishing to 15 to
20 knots. snow showers in the evening, then a chance of snow
showers overnight. waves 6 to 10 feet subsiding to 5 to 8 feet.
waves occasionally around 13 feet. 
.tuesday...southwest winds 10 to 15 knots increasing to 30 knots.
waves 3 to 5 feet building to 7 to 10 feet. waves occasionally
around 13 feet. 
.wednesday...southwest winds to 30 knots becoming south and
diminishing to 10 to 15 knots. waves 6 to 10 feet subsiding to
1 to 2 feet. waves occasionally around 13 feet. 
.thursday...southeast winds 15 to 25 knots becoming southwest and
increasing to 40 knot gales. rain showers during the day, then
rain showers with a chance of snow showers thursday night. waves
3 to 5 feet building to 10 to 13 feet. waves occasionally around
16 feet. 

$$

fzus61 kbuf 140902
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open lake forecast for lake ontario
national weather service buffalo ny
402 am est sun dec 14 2025

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 29.6 inch low off the new england coast 
today will rapidly deepen to 28.5 inches by monday as it reaches 
newfoundland. meanwhile, a strong 30.8 inch high over the mid 
mississippi valley today will settle across the southeast states 
monday through tuesday while weakening to 30.3 inches. a strong 29.0 
inch low over the southern canadian prairies tuesday will move east 
to northern quebec by wednesday, with a trailing cold front crossing 
the lake wednesday.


loz063-141600-
lake ontario open waters from hamlin beach to sodus bay-
402 am est sun dec 14 2025

.today...west winds 15 to 20 knots becoming northwest. lake
effect snow this morning, then lake effect snow showers likely
early this afternoon. scattered snow showers late. waves 6 to
9 feet. waves occasionally around 11 feet. 
.tonight...northwest winds 15 to 20 knots. a chance of snow
showers in the evening, then lake effect snow showers likely
after midnight. waves 4 to 7 feet subsiding to 3 to 5 feet. waves
occasionally around 9 feet. 
.monday...west winds 15 to 25 knots becoming southwest to
30 knots. lake effect snow showers. waves 2 to 4 feet building to
5 to 9 feet. waves occasionally around 11 feet. 
.monday night...west winds 15 to 25 knots. lake effect snow
showers. waves 6 to 10 feet subsiding to 5 to 8 feet. waves
occasionally around 13 feet. 
.tuesday...southwest winds 15 to 20 knots increasing to 30 knots.
snow showers likely during the day. waves 4 to 7 feet building to
5 to 8 feet. waves occasionally around 10 feet. 
.wednesday...southwest winds to 30 knots diminishing to 15 to
20 knots. waves 6 to 10 feet subsiding to 2 to 4 feet. waves
occasionally around 13 feet. 
.thursday...southeast winds to 30 knots becoming southwest and
increasing to 40 knot gales. rain showers. waves 3 to 6 feet
building to 12 to 16 feet. waves occasionally around 20 feet. 

$$

fzus61 kbuf 140902
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open lake forecast for lake ontario
national weather service buffalo ny
402 am est sun dec 14 2025

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 29.6 inch low off the new england coast 
today will rapidly deepen to 28.5 inches by monday as it reaches 
newfoundland. meanwhile, a strong 30.8 inch high over the mid 
mississippi valley today will settle across the southeast states 
monday through tuesday while weakening to 30.3 inches. a strong 29.0 
inch low over the southern canadian prairies tuesday will move east 
to northern quebec by wednesday, with a trailing cold front crossing 
the lake wednesday.


loz064-065-141600-
lake ontario open waters from sodus bay to the saint lawrence
river-
402 am est sun dec 14 2025

.today...northwest winds 15 to 20 knots becoming north. lake
effect snow this morning, then scattered snow showers this
afternoon. waves 5 to 9 feet. waves occasionally around 11 feet. 
.tonight...northwest winds 15 to 20 knots. a chance of snow
showers through the early overnight, then lake effect snow
showers likely late. waves 4 to 7 feet subsiding to 3 to 6 feet.
waves occasionally around 9 feet. 
.monday...northwest winds 15 to 25 knots becoming southwest. lake
effect snow showers. waves 2 to 4 feet building to 6 to 9 feet.
waves occasionally around 11 feet. 
.monday night...west winds 15 to 25 knots. lake effect snow
showers. waves 6 to 10 feet subsiding to 5 to 8 feet. waves
occasionally around 13 feet. 
.tuesday...southwest winds 15 to 20 knots becoming south and
increasing to 30 knots. lake effect snow showers during the day.
waves 4 to 7 feet. waves occasionally around 9 feet. 
.wednesday...southwest winds to 30 knots diminishing to 15 to
20 knots. a chance of rain showers during the day. waves 6 to
10 feet subsiding to 2 to 4 feet. waves occasionally around
13 feet. 
.thursday...southeast winds to 30 knots becoming southwest and
increasing to 40 knot gales. rain showers likely during the day,
then rain showers with snow showers likely thursday night. waves
4 to 7 feet building to 12 to 16 feet. waves occasionally around
20 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
253 am est sun dec 14 2025

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 trough averaging 30.00 inches lingers across the great lakes as 
high pressure weakens to 30.40 inches as it moves south of the 
area through monday. a ridge averaging 30.20 inches extends from
this high, remaining over the area through tuesday. a warm front 
crosses the area tuesday night, followed by a weak cold front 
late wednesday. strong low pressure 29.20 inches moves into the 
northern great lakes on thursday, bringing a warm front across the
area on thursday, and a strong cold front thursday night.


lez061-168-169-141530-
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-
253 am est sun dec 14 2025

.today...west winds to 30 knots becoming northwest. snow likely
this morning, then a chance of snow this afternoon. waves 5 to
8 feet. waves occasionally around 10 feet. 
.tonight...northwest winds 15 to 25 knots becoming west. a chance
of snow. waves 4 to 7 feet subsiding to 2 to 4 feet. waves
occasionally around 9 feet. 
.monday...west winds to 30 knots becoming southwest. snow. waves
3 to 5 feet building to 7 to 10 feet. waves occasionally around
13 feet. 
.monday night...west winds to 30 knots diminishing to 10 to
15 knots. snow. waves 7 to 11 feet subsiding to 3 to 5 feet.
waves occasionally around 14 feet. 
.tuesday...southwest winds 15 to 25 knots increasing to 30 knots.
waves 2 to 4 feet building to 7 to 10 feet. waves occasionally
around 13 feet. 
.wednesday...southwest winds to 30 knots becoming south and
diminishing to 15 to 20 knots. waves 6 to 10 feet subsiding to
2 to 4 feet. waves occasionally around 13 feet. 
.thursday...south winds 20 to 25 knots becoming west and
increasing to 40 knot gales. rain during the day, then rain
likely with a chance of snow thursday night. waves 4 to 7 feet
building to 10 to 15 feet. waves occasionally around 19 feet. 

$$