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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm 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 low will move off the southern new england 
coast tonight, then strengthen further to 29.1 inches while moving 
north across quebec tuesday. another 29.2 inch low will move east 
across hudson bay wednesday. a 30.1 inch high will then build from 
the canadian prairies thursday to northwest ontario province friday 
while strengthening to 30.3 inches.


loz062-101000-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm est sun nov 9 2025

.overnight...north winds 15 to 25 knots. snow, then a
chance of snow showers late. waves 4 to 7 feet. waves
occasionally around 9 feet. 
.monday...north winds 15 to 20 knots becoming northwest. a chance
of snow showers early, then snow showers likely late in the
morning. a chance of snow showers in the afternoon. waves 3 to
5 feet. 
.monday night...northwest winds 15 to 25 knots. snow showers
likely. waves 3 to 6 feet. 
.tuesday...northwest winds to 30 knots becoming west. a chance of
snow showers in the morning, then a chance of rain and snow
showers in the afternoon. waves 5 to 8 feet building to 7 to
10 feet. waves occasionally around 13 feet. 
.tuesday night...west winds to 30 knots becoming southwest. rain
showers. waves 6 to 10 feet. waves occasionally around 13 feet. 
.wednesday...west gales to 35 knots. showers. waves 8 to 12 feet
subsiding to 7 to 10 feet. waves occasionally around 15 feet. 
.thursday...west winds to 30 knots diminishing to 15 to 20 knots.
showers likely. waves 7 to 11 feet subsiding to 3 to 6 feet.
waves occasionally around 14 feet. 
.friday...northwest winds 15 to 20 knots becoming northeast 10 to
15 knots. a chance of rain showers during the day. waves 2 to
4 feet subsiding to 1 to 3 feet. 

$$

fzus61 kbuf 100302
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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm 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 low will move off the southern new england 
coast tonight, then strengthen further to 29.1 inches while moving 
north across quebec tuesday. another 29.2 inch low will move east 
across hudson bay wednesday. a 30.1 inch high will then build from 
the canadian prairies thursday to northwest ontario province friday 
while strengthening to 30.3 inches.


loz063>065-101000-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm est sun nov 9 2025

.overnight...north winds 15 to 25 knots. a chance of rain
and snow showers, then a chance of snow showers late. waves 5 to
8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet. 
.monday...north winds 15 to 20 knots becoming northwest. a chance
of snow showers through early afternoon, then snow showers likely
late. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.monday night...northwest winds 15 to 25 knots. snow showers.
waves 2 to 4 feet building to 4 to 7 feet. waves occasionally
around 9 feet. 
.tuesday...northwest winds to 30 knots becoming west. snow
showers in the morning, then rain and snow showers likely in the
afternoon. waves 5 to 8 feet building to 9 to 12 feet. waves
occasionally around 15 feet. 
.tuesday night...west winds to 30 knots becoming southwest. rain
showers. waves 8 to 12 feet. waves occasionally around 15 feet. 
.wednesday...west gales to 35 knots diminishing to 30 knots. rain
showers. waves 8 to 11 feet building to 10 to 14 feet. waves
occasionally around 18 feet. 
.thursday...west winds to 30 knots diminishing to 15 to 20 knots.
rain showers. waves 8 to 12 feet subsiding to 5 to 8 feet. waves
occasionally around 15 feet. 
.friday...northwest winds 15 to 20 knots becoming north 10 to
15 knots. a chance of rain showers during the day. 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
917 pm 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 off the new england coast
monday, allowing a trough averaging 29.90 inches to 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. high pressure 30.10 inches returns on
friday.


lez061-167>169-100915-
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-
917 pm est sun nov 9 2025

.rest of tonight...north winds to 30 knots. rain and snow showers
late this evening, then snow showers after midnight. waves 5 to
8 feet. waves occasionally around 10 feet. 
.monday...north winds 15 to 25 knots becoming northwest to
30 knots. snow showers likely. waves 3 to 6 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.monday night...northwest winds to 30 knots. snow showers. waves
5 to 9 feet. waves occasionally around 11 feet. 
.tuesday...west winds to 30 knots becoming southwest and
increasing to 35 knot gales in the afternoon. snow and rain
showers in the morning, then rain showers in the afternoon. waves
7 to 11 feet building to 9 to 12 feet. waves occasionally around
15 feet. 
.tuesday night...southwest gales to 35 knots. rain showers
likely. waves 10 to 13 feet. waves occasionally around 16 feet. 
.wednesday...west gales to 35 knots diminishing to 30 knots.
showers likely. waves 10 to 14 feet subsiding to 7 to 10 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. 
.friday...west winds 10 to 15 knots becoming northeast. a chance
of rain showers friday night. waves 2 to 4 feet subsiding to 1 to
2 feet. 

$$