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open lake forecast for lake ontario
national weather service buffalo ny
403 pm est wed mar 4 2026

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 over southern new england this evening, 
will slide east off the coast tonight. a 29.9 inch low will then 
track from the mid mississippi valley tonight to just south of lake 
erie thursday, across pennsylvania thursday night, then off the 
jersey coast friday while weakening to 30.1 inches. another 29.6 
inch low is then forecast to lift across the upper great lakes 
saturday, with its trailing cold front crossing the lake saturday 
night. a large 30.1 inch high will then move from the lower ohio 
valley to the mid atlantic region sunday and monday while ridging 
north across the lake.


loz062-063-050400-
lake ontario open waters from the niagara river to sodus bay-
403 pm est wed mar 4 2026

.tonight...east winds 10 knots or less becoming northeast. patchy
fog after midnight. waves 1 foot or less. 
.thursday...northeast winds 15 to 25 knots. patchy fog early. a
chance of rain late. waves 1 to 3 feet building to 4 to 7 feet.
waves occasionally around 9 feet. 
.thursday night...northeast winds 15 to 25 knots becoming east.
rain and freezing rain in the evening, then rain with a chance of
freezing rain overnight. waves 5 to 8 feet. waves occasionally
around 10 feet. 
.friday...east winds 15 to 20 knots diminishing to 5 to 15 knots.
rain likely in the morning. waves 3 to 5 feet subsiding to 1 to
3 feet. 
.friday night...southeast winds 10 to 15 knots becoming south
15 to 20 knots. a chance of rain showers in the evening, then
rain showers likely overnight. waves 1 to 3 feet building to 2 to
4 feet. 
.saturday...south winds 15 to 25 knots becoming west. rain
showers. waves 3 to 6 feet building to 4 to 7 feet, then
subsiding to 3 to 6 feet. waves occasionally around 9 feet. 
.sunday...west winds 15 to 25 knots becoming southwest. waves
3 to 6 feet. 
.monday...southwest winds 15 to 25 knots. waves 3 to 6 feet
subsiding to 3 to 5 feet. 

$$

fzus61 kbuf 042103
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open lake forecast for lake ontario
national weather service buffalo ny
403 pm est wed mar 4 2026

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 over southern new england this evening, 
will slide east off the coast tonight. a 29.9 inch low will then 
track from the mid mississippi valley tonight to just south of lake 
erie thursday, across pennsylvania thursday night, then off the 
jersey coast friday while weakening to 30.1 inches. another 29.6 
inch low is then forecast to lift across the upper great lakes 
saturday, with its trailing cold front crossing the lake saturday 
night. a large 30.1 inch high will then move from the lower ohio 
valley to the mid atlantic region sunday and monday while ridging 
north across the lake.


loz064-065-050400-
lake ontario open waters from sodus bay to the saint lawrence
river-
403 pm est wed mar 4 2026

.tonight...southeast winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.thursday...northeast winds 10 to 15 knots increasing to 15 to
20 knots. a chance of rain late. waves 1 to 3 feet building to
3 to 5 feet. 
.thursday night...northeast winds 15 to 20 knots becoming east.
rain with freezing rain likely. waves 3 to 5 feet subsiding to
2 to 4 feet. 
.friday...east winds 15 to 20 knots becoming southeast 10 to
15 knots. rain and freezing rain likely in the morning. waves
1 to 3 feet. 
.friday night...southeast winds 15 to 25 knots becoming south.
rain showers likely overnight. waves 1 to 3 feet building to 3 to
5 feet. 
.saturday...south winds 15 to 25 knots becoming west. rain
showers. waves 3 to 6 feet building to 4 to 7 feet, then
subsiding to 3 to 6 feet. waves occasionally around 9 feet. 
.sunday...west winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 3 to 5 feet building to 3 to 6 feet. 
.monday...southwest winds 15 to 20 knots. waves 3 to 6 feet
subsiding to 3 to 5 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
531 pm est wed mar 4 2026

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 frontal boundary will waver over the region through thursday
night before lifting north across lake erie as a warm front by
friday night. low pressure 29.70 inches will move northeast from
the upper great lakes on saturday, pushing a cold front east
across the lake saturday evening. a ridge averaging 30.10 inches
will build over the region sunday before shifting east on monday.


lez061-167>169-050315-
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-
531 pm est wed mar 4 2026

.tonight...east winds 10 knots or less becoming northeast. patchy
fog from late evening on. a slight chance of rain and snow late
this evening. a chance of rain with a slight chance of snow after
midnight, then rain likely late. the lake is mostly ice covered.
.thursday...northeast winds 15 to 20 knots. patchy fog in the
morning, then patchy dense fog in the afternoon. a chance of rain
in the morning, then rain in the afternoon. 
.thursday night...northeast winds 15 to 20 knots diminishing to
5 to 15 knots. patchy fog in the evening. rain likely. 
.friday...northeast winds 10 knots or less becoming east. 
.friday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. a chance of rain overnight. 
.saturday...southwest winds 15 to 25 knots becoming west and
diminishing to 5 to 10 knots. rain during the day, then a chance
of rain saturday night. 
.sunday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. 
.monday...southwest winds 15 to 20 knots. 

waves omitted due to the lake being mostly ice covered.

$$