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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est sun nov 9 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 29.6 inch surface low over western pennsylvania this 
late morning will deepen to 29.5 inches as it tracks to new england 
today and monday, then will strengthen further while moving north 
across quebec tuesday. another 29.2 inch low will move north of the 
great lakes region wednesday. west-northwest flow will persist 
across the eastern great lakes region thursday, while a 30.2 inch 
high moves from the northern plains to the southern ohio valley.


loz062-092200-
lake ontario open waters from the niagara river to hamlin beach-
1002 am est sun nov 9 2025

.rest of today...northeast winds to 30 knots. rain and snow.
waves 6 to 9 feet. waves occasionally around 11 feet. 
.tonight...northeast winds 15 to 25 knots becoming north. rain
and snow early, then snow showers likely late in the evening. a
chance of snow showers after midnight. waves 5 to 8 feet. waves
occasionally around 10 feet. 
.monday...north winds 15 to 20 knots becoming northwest. a chance
of snow showers. waves 3 to 5 feet. 
.monday night...northwest winds 15 to 20 knots. a chance of snow
showers in the evening, then snow showers likely overnight. waves
3 to 6 feet. 
.tuesday...northwest winds to 30 knots becoming southwest. snow
showers likely with a chance of rain showers during the day, then
rain showers tuesday night. waves 5 to 8 feet building to 7 to
10 feet. waves occasionally around 13 feet. 
.wednesday...southwest gales to 35 knots becoming west and
diminishing to 30 knots. showers. waves 10 to 14 feet subsiding
to 7 to 10 feet. waves occasionally around 18 feet. 
.thursday...west winds to 30 knots becoming northwest and
diminishing to 15 to 20 knots. showers likely. waves 7 to 10 feet
subsiding to 3 to 6 feet. waves occasionally around 13 feet. 

$$

fzus61 kbuf 091502
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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est sun nov 9 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 29.6 inch surface low over western pennsylvania this 
late morning will deepen to 29.5 inches as it tracks to new england 
today and monday, then will strengthen further while moving north 
across quebec tuesday. another 29.2 inch low will move north of the 
great lakes region wednesday. west-northwest flow will persist 
across the eastern great lakes region thursday, while a 30.2 inch 
high moves from the northern plains to the southern ohio valley.


loz063>065-092200-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am est sun nov 9 2025

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

$$

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open lake forecast for lake erie
national weather service cleveland oh
928 am est sun nov 9 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...
low pressure 29.70 inches will move east just south of lake erie 
today. a trough averaging 29.90 inches will linger over lake erie 
through monday before another low pressure 29.50 inches brings a 
warm front northeast tuesday night, followed by a cold front on 
wednesday. a trough averaging 29.80 inches will linger across the 
area on thursday.


lez061-167>169-092115-
ripley to buffalo ny extending from 5nm 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-
928 am est sun nov 9 2025

.this afternoon...northeast winds 15 to 25 knots increasing to
30 knots. rain showers. waves 3 to 6 feet building to 5 to
9 feet. waves occasionally around 11 feet. 
.tonight...north winds to 30 knots. rain showers with snow
showers likely in the evening, then snow showers likely with a
slight chance of rain showers after midnight. waves 5 to 9 feet
subsiding to 4 to 7 feet. waves occasionally around 11 feet. 
.monday...north winds 15 to 25 knots becoming northwest. snow
likely. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.monday night...northwest winds to 30 knots. snow. waves 5 to
8 feet building to 6 to 9 feet. waves occasionally around
11 feet. 
.tuesday...northwest winds to 30 knots becoming southwest and
increasing to 35 knot gales. snow with rain likely during the
day, then rain likely tuesday night. waves 7 to 10 feet building
to 10 to 13 feet. waves occasionally around 16 feet. 
.wednesday...southwest winds to 30 knots becoming west. rain
likely during the day, then a chance of rain wednesday night.
waves 10 to 14 feet subsiding to 8 to 11 feet. waves occasionally
around 18 feet. 
.thursday...west winds to 30 knots diminishing to 15 to 20 knots.
waves 5 to 9 feet subsiding to 3 to 6 feet. waves occasionally
around 11 feet. 

$$