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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est sat nov 8 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...29.9 inch high pressure over ontario province will 
briefly build southeast across the lake today. another 29.8 inch 
surface low will deepen to 29.5 inches as it tracks from the ohio 
valley to new england sunday 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.


loz062-082200-
lake ontario open waters from the niagara river to hamlin beach-
1002 am est sat nov 8 2025

.this afternoon...northwest winds 5 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.tonight...north winds 5 to 15 knots becoming northeast 15 to
20 knots. rain after midnight. waves 1 to 2 feet building to 2 to
4 feet. 
.sunday...northeast winds to 30 knots. rain in the morning, then
rain and snow in the afternoon. waves 5 to 8 feet. waves
occasionally around 10 feet. 
.sunday night...north winds 15 to 25 knots. rain and snow in the
evening, then snow overnight. waves 5 to 8 feet subsiding to 3 to
5 feet. waves occasionally around 10 feet. 
.monday...northwest winds 15 to 25 knots becoming west. a chance
of snow showers during the day, then snow showers likely monday
night. waves 3 to 6 feet. 
.tuesday...west gales to 35 knots becoming southwest and
diminishing to 30 knots. snow and rain showers likely during the
day, then rain showers tuesday night. waves 7 to 10 feet building
to 8 to 12 feet. waves occasionally around 15 feet. 
.wednesday...west gales to 40 knots diminishing to 30 knots.
showers. waves 10 to 14 feet subsiding to 7 to 10 feet. waves
occasionally around 18 feet. 

$$

fzus61 kbuf 081502
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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est sat nov 8 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...29.9 inch high pressure over ontario province will 
briefly build southeast across the lake today. another 29.8 inch 
surface low will deepen to 29.5 inches as it tracks from the ohio 
valley to new england sunday 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.


loz063>065-082200-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am est sat nov 8 2025

.this afternoon...northwest winds 15 to 20 knots diminishing to
5 to 15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.tonight...north winds 5 to 15 knots becoming northeast 15 to
20 knots. a chance of rain late in the evening. rain after
midnight. waves 2 feet or less building to 2 to 4 feet. 
.sunday...northeast winds 15 to 25 knots increasing to 30 knots.
rain. waves 3 to 6 feet building to 5 to 8 feet. waves
occasionally around 10 feet. 
.sunday night...northeast winds to 30 knots becoming northwest
and diminishing to 15 to 20 knots. rain and snow. waves 5 to
8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet. 
.monday...northwest winds 15 to 25 knots becoming west. snow
showers with rain showers likely during the day, then snow
showers monday night. waves 3 to 5 feet building to 5 to 8 feet.
waves occasionally around 10 feet. 
.tuesday...west gales to 35 knots becoming southwest and
diminishing to 30 knots. rain and snow showers. waves 10 to
14 feet. waves occasionally around 18 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. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
929 am est sat nov 8 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 29.60 inches will move from the mid-mississippi 
valley across the eastern great lakes on sunday, as a cold front
moves across the region. a trough averaging 30.00 inches will 
linger over lake erie through early next week, with another trough
moving in from the west midweek.


lez061-167>169-082115-
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-
929 am est sat nov 8 2025

.rest of today...north winds 5 to 10 knots becoming northeast. a
slight chance of rain late this morning, then a chance of rain
early this afternoon. a slight chance of rain late. waves 2 feet
or less. 
.tonight...northeast winds 5 to 15 knots becoming east 15 to
20 knots. a chance of rain in the evening, then rain after
midnight. waves 2 feet or less building to 2 to 4 feet. 
.sunday...east winds 15 to 25 knots becoming north to 30 knots.
rain. waves 3 to 5 feet building to 5 to 8 feet. waves
occasionally around 10 feet. 
.sunday night...north winds 15 to 25 knots. rain with snow
likely. waves 5 to 8 feet subsiding to 3 to 6 feet. waves
occasionally around 10 feet. 
.monday...north winds 15 to 20 knots becoming west and increasing
to 30 knots. snow. waves 3 to 6 feet building to 7 to 10 feet.
waves occasionally around 13 feet. 
.tuesday...west winds to 30 knots becoming southwest. rain likely
with snow during the day, then rain tuesday night. waves 8 to
11 feet building to 10 to 13 feet. waves occasionally around
16 feet. 
.wednesday...southwest winds to 30 knots becoming west. rain.
waves 10 to 14 feet subsiding to 8 to 11 feet. waves occasionally
around 18 feet. 

$$