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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est mon nov 24 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 30.3 inch high will continue to build across the ohio 
valley today. a 29.5 inch low over the upper midwest tuesday will 
track toward the central great lakes. this low will then track into 
eastern ontario through wednesday night, swinging a cold front 
across the lake by later wednesday. the surface low will then track 
well north of the lake thursday and friday.


loz062-242200-
lake ontario open waters from the niagara river to hamlin beach-
1002 am est mon nov 24 2025

.this afternoon...southwest winds 5 to 15 knots. waves 2 feet or
less. 
.tonight...south winds 5 to 15 knots becoming southwest. waves
2 feet or less. 
.tuesday...south winds 5 to 10 knots becoming southeast. a chance
of showers in the morning, then showers likely in the afternoon.
waves 1 foot or less. 
.tuesday night...southeast winds 5 to 10 knots becoming south.
showers likely. waves 1 foot or less. 
.wednesday...south winds 15 to 20 knots becoming west and
increasing to 35 knot gales. rain showers during the day, then
rain showers likely with a chance of snow showers wednesday
night. waves 1 to 3 feet building to 9 to 13 feet. waves
occasionally around 16 feet. 
.thursday...west gales to 35 knots. a chance of snow showers
during the day, then snow showers likely thursday night. waves
10 to 15 feet subsiding to 9 to 12 feet. waves occasionally
around 19 feet. 
.friday...west winds to 30 knots. a chance of snow showers. waves
7 to 11 feet subsiding to 4 to 7 feet. waves occasionally around
14 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est mon nov 24 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 30.3 inch high will continue to build across the ohio 
valley today. a 29.5 inch low over the upper midwest tuesday will 
track toward the central great lakes. this low will then track into 
eastern ontario through wednesday night, swinging a cold front 
across the lake by later wednesday. the surface low will then track 
well north of the lake thursday and friday.


loz063-242200-
lake ontario open waters from hamlin beach to sodus bay-
1002 am est mon nov 24 2025

.this afternoon...west winds 5 to 10 knots becoming south. waves
1 to 3 feet. 
.tonight...south winds 5 to 15 knots. waves 2 feet or less. 
.tuesday...south winds 10 to 15 knots becoming southeast. showers
likely in the afternoon. waves 2 feet or less. 
.tuesday night...southeast winds 10 to 15 knots becoming south.
showers likely. waves 1 to 2 feet. 
.wednesday...south winds 10 to 15 knots becoming west and
increasing to 30 knots. rain showers during the day, then rain
showers with snow showers likely wednesday night. waves 1 to
2 feet building to 10 to 14 feet. waves occasionally around
18 feet. 
.thursday...west gales to 40 knots diminishing to 30 knots. snow
showers likely. waves 11 to 15 feet building to 12 to 17 feet,
then subsiding to 11 to 15 feet. waves occasionally around
22 feet. 
.friday...northwest gales to 35 knots diminishing to 30 knots.
snow showers likely. waves 10 to 14 feet subsiding to 6 to
9 feet. waves occasionally around 18 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
1002 am est mon nov 24 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 30.3 inch high will continue to build across the ohio 
valley today. a 29.5 inch low over the upper midwest tuesday will 
track toward the central great lakes. this low will then track into 
eastern ontario through wednesday night, swinging a cold front 
across the lake by later wednesday. the surface low will then track 
well north of the lake thursday and friday.


loz064-065-242200-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 am est mon nov 24 2025

.this afternoon...northwest winds 5 to 15 knots becoming
southwest. waves 1 to 3 feet. 
.tonight...south winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 
.tuesday...south winds 10 to 15 knots. showers likely in the
afternoon. waves 1 to 3 feet. 
.tuesday night...southeast winds 10 to 15 knots. showers. waves
1 to 3 feet. 
.wednesday...south winds 10 to 15 knots becoming southwest and
increasing to 30 knots. rain showers during the day, then rain
showers with snow showers likely wednesday night. waves 1 to
3 feet building to 10 to 14 feet. waves occasionally around
18 feet. 
.thursday...southwest gales to 35 knots becoming west. snow
showers with rain showers likely during the day, then snow
showers thursday night. waves 11 to 15 feet building to 12 to
17 feet. waves occasionally around 22 feet. 
.friday...northwest winds to 30 knots diminishing to 15 to
25 knots. snow showers. waves 10 to 14 feet subsiding to 6 to
9 feet. waves occasionally around 18 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
933 am est mon nov 24 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...
high pressure of 30.30 inches will push east off the mid-atlantic
coast today. low pressure of 29.80 inches across the upper 
midwest will lift a warm front north into the area on tuesday. a 
cold front will follow on wednesday as the low pressure deepens to
29.40 inches. a surface trough will linger across the area 
through friday.


lez061-168-169-242115-
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-
933 am est mon nov 24 2025

...gale watch in effect from wednesday morning through late
thursday night...

.this afternoon...south winds 5 to 10 knots. waves around 1 foot. 
.tonight...south winds around 10 knots. waves 1 to 2 feet. 
.tuesday...south winds 10 to 15 knots. rain. waves 1 to 2 feet. 
.tuesday night...south winds around 10 knots. rain. waves 1 to
2 feet. 
.wednesday...southwest winds to 30 knots becoming west and
increasing to 35 knot gales. rain during the day, then rain and
snow wednesday night. waves 5 to 8 feet building to 11 to
15 feet. waves occasionally around 19 feet. 
.thursday...west gales to 35 knots diminishing to 30 knots. snow.
waves 10 to 15 feet. waves occasionally around 19 feet. 
.friday...west winds to 30 knots diminishing to 15 to 20 knots.
snow likely during the day, then a chance of snow friday night.
waves 8 to 12 feet subsiding to 3 to 6 feet. waves occasionally
around 15 feet. 

$$