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open lake forecast for lake ontario
national weather service buffalo ny
402 am est mon nov 3 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...a cold front and associated showers will push east 
across the lake today and this early evening, this from a 28.9 inch 
low near james bay. another 30.3 inch high over the mississippi 
valley will advance eastward across the ohio valley and mid-atlantic 
states tuesday. an area of low pressure will pass to the west and 
north of the lake wednesday, deepening from 29.8 inches down to 29.4 
inches through the day. following this low, another 30.3 inch 
surface high will reestablish over the lake for thursday. the 
surface high will then track east off the atlantic coast through 
friday allowing for another cold front to bear down upon the lake.


loz062-031600-
lake ontario open waters from the niagara river to hamlin beach-
402 am est mon nov 3 2025

...gale warning in effect from 10 am est this morning through
late tonight...

.today...southwest winds to 30 knots becoming west and increasing
to 35 knot gales this afternoon. showers. a chance of showers
late. waves 4 to 7 feet building to 10 to 14 feet. waves
occasionally around 18 feet. 
.tonight...west winds to 30 knots becoming northwest. a chance of
showers in the evening. waves 10 to 14 feet subsiding to 8 to
11 feet. waves occasionally around 18 feet. 
.tuesday...west winds to 30 knots. waves 6 to 10 feet. waves
occasionally around 13 feet. 
.tuesday night...west winds 15 to 20 knots becoming southwest
10 to 15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.wednesday...southwest winds 15 to 25 knots becoming northwest.
showers. waves 2 to 4 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.thursday...northwest winds 15 to 20 knots becoming south 10 to
15 knots. waves 3 to 6 feet subsiding to 1 to 2 feet. 
.friday...south winds 15 to 25 knots becoming northwest 15 to
20 knots. showers. waves 3 to 5 feet building to 4 to 7 feet,
then subsiding to 3 to 6 feet. waves occasionally around 9 feet. 

$$
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open lake forecast for lake ontario
national weather service buffalo ny
402 am est mon nov 3 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...a cold front and associated showers will push east 
across the lake today and this early evening, this from a 28.9 inch 
low near james bay. another 30.3 inch high over the mississippi 
valley will advance eastward across the ohio valley and mid-atlantic 
states tuesday. an area of low pressure will pass to the west and 
north of the lake wednesday, deepening from 29.8 inches down to 29.4 
inches through the day. following this low, another 30.3 inch 
surface high will reestablish over the lake for thursday. the 
surface high will then track east off the atlantic coast through 
friday allowing for another cold front to bear down upon the lake.


loz063>065-031600-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am est mon nov 3 2025

...gale warning in effect from 10 am est this morning through
late tonight...

.today...southwest winds 15 to 25 knots becoming west and
increasing to 35 knot gales this afternoon. a chance of showers
late this morning. showers early this afternoon, then showers
likely late. waves 3 to 6 feet building to 12 to 16 feet. waves
occasionally around 20 feet. 
.tonight...west gales to 35 knots becoming northwest and
diminishing to 30 knots after midnight. showers likely early,
then a chance of showers. waves 11 to 16 feet subsiding to 10 to
14 feet. waves occasionally around 20 feet. 
.tuesday...northwest winds to 30 knots becoming west. waves 9 to
12 feet. waves occasionally around 15 feet. 
.tuesday night...west winds 15 to 25 knots becoming southwest and
diminishing to 10 to 15 knots. a chance of showers overnight.
waves 7 to 10 feet subsiding to 2 to 4 feet. waves occasionally
around 13 feet. 
.wednesday...south winds 15 to 25 knots becoming northwest to
30 knots. showers. waves 2 to 4 feet building to 6 to 9 feet.
waves occasionally around 11 feet. 
.thursday...northwest winds 15 to 25 knots becoming south 15 to
20 knots. showers likely during the day. waves 4 to 7 feet
subsiding to 1 to 3 feet. waves occasionally around 9 feet. 
.friday...south winds 15 to 25 knots becoming west to 30 knots.
showers. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 

$$
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open lake forecast for lake erie
national weather service cleveland oh
251 am est mon nov 3 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 cold front moves across the lake late this afternoon. high 
pressure 30.40 inches will briefly build east across the ohio 
valley tuesday, followed by the next cold front on wednesday. high
pressure 30.20 inches will build east over the region for 
thursday before low pressure 29.60 inches over the upper great 
lakes pushes a cold front towards lake erie on friday.


lez165>168-031515-
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-
251 am est mon nov 3 2025

.today...southwest winds to 30 knots becoming west. a chance of
showers. waves 6 to 9 feet building to 9 to 13 feet. waves
occasionally around 16 feet. 
.tonight...west winds to 30 knots becoming northwest 15 to
25 knots. waves 9 to 12 feet subsiding to 5 to 8 feet. waves
occasionally around 15 feet. 
.tuesday...west winds 15 to 20 knots becoming southwest. waves
3 to 6 feet. 
.tuesday night...southwest winds 10 to 15 knots increasing to
15 to 25 knots. waves 3 to 5 feet building to 3 to 6 feet. 
.wednesday...southwest winds to 30 knots becoming northwest 15 to
25 knots. showers likely during the day, then a chance of showers
wednesday night. waves 5 to 9 feet subsiding to 4 to 7 feet.
waves occasionally around 11 feet. 
.thursday...northwest winds 15 to 25 knots becoming south. waves
3 to 5 feet building to 3 to 6 feet. 
.friday...south winds to 30 knots becoming northwest. showers.
waves 6 to 10 feet subsiding to 5 to 8 feet. waves occasionally
around 13 feet. 

$$
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open lake forecast for lake erie
national weather service cleveland oh
251 am est mon nov 3 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 cold front moves across the lake late this afternoon. high 
pressure 30.40 inches will briefly build east across the ohio 
valley tuesday, followed by the next cold front on wednesday. high
pressure 30.20 inches will build east over the region for 
thursday before low pressure 29.60 inches over the upper great 
lakes pushes a cold front towards lake erie on friday.


lez061-169-031515-
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-
251 am est mon nov 3 2025

...gale warning in effect from 10 am est this morning through
late tonight...

.today...southwest winds to 30 knots becoming west and increasing
to 35 knot gales this afternoon. a chance of showers late this
morning. showers likely early this afternoon. waves 6 to 9 feet
building to 10 to 14 feet. waves occasionally around 18 feet. 
.tonight...west gales to 35 knots early becoming northwest to 20 
to 30 knots. waves 9 to 13 feet subsiding to 5 to 8 feet. waves 
occasionally around 16 feet.
.tuesday...west winds 15 to 25 knots. waves 4 to 6 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming south.
waves 3 to 6 feet subsiding to 2 to 4 feet. 
.wednesday...southwest winds to 30 knots becoming northwest 15 to
25 knots. showers. waves 4 to 7 feet building to 6 to 10 feet,
then subsiding to 4 to 7 feet. waves occasionally around 13 feet.
.thursday...northwest winds 15 to 20 knots becoming south. waves
2 to 4 feet. 
.friday...south winds to 30 knots becoming west. showers. waves
5 to 8 feet. waves occasionally around 10 feet. 

$$
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