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open lake forecast for lake ontario
national weather service buffalo ny
1009 pm edt tue mar 24 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 30.4 inch high will settle off the mid atlantic coast 
tonight. a weak 29.7 inch low over the central great lakes wednesday 
night will pass north of the lake on thursday, then to the gulf of 
saint lawrence by early friday, with a trailing cold front crossing 
the lake thursday evening. a large 30.7 inch high will then build 
across the great lakes region friday through sunday.


loz062-250900-
lake ontario open waters from the niagara river to hamlin beach-
1009 pm edt tue mar 24 2026

.overnight...southwest winds 5 to 15 knots. waves 1 to
3 feet. 
.wednesday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.wednesday night...east winds 10 to 15 knots becoming south. a
chance of rain showers overnight. waves 1 to 2 feet. 
.thursday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers in the morning, then showers likely
in the afternoon. waves 1 to 3 feet. 
.thursday night...west winds 10 to 15 knots becoming northwest
15 to 20 knots. rain showers likely. waves 2 to 4 feet. 
.friday...north winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.saturday...west winds 15 to 20 knots. waves 2 to 4 feet building
to 3 to 6 feet. 
.sunday...west winds 15 to 20 knots becoming southwest. waves
3 to 5 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
1009 pm edt tue mar 24 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 30.4 inch high will settle off the mid atlantic coast 
tonight. a weak 29.7 inch low over the central great lakes wednesday 
night will pass north of the lake on thursday, then to the gulf of 
saint lawrence by early friday, with a trailing cold front crossing 
the lake thursday evening. a large 30.7 inch high will then build 
across the great lakes region friday through sunday.


loz063-064-250900-
lake ontario open waters from hamlin beach to mexico bay-
1009 pm edt tue mar 24 2026

.overnight...west winds 5 to 15 knots. waves 1 to 3 feet. 
.wednesday...west winds 10 knots or less becoming east. waves
2 feet or less. 
.wednesday night...east winds 5 to 15 knots becoming south. a
chance of rain showers overnight. waves 1 to 3 feet. 
.thursday...south winds 10 to 15 knots becoming southwest. a
chance of rain showers in the morning, then rain showers likely
in the afternoon. waves 1 to 3 feet. 
.thursday night...west winds 10 to 15 knots becoming northwest
15 to 20 knots. rain showers likely in the evening, then rain
showers likely with a chance of snow showers overnight. waves
2 to 4 feet building to 3 to 6 feet. 
.friday...north winds 15 to 20 knots. a chance of snow showers
during the day. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.saturday...west winds 15 to 25 knots. waves 2 to 4 feet building
to 5 to 8 feet. waves occasionally around 10 feet. 
.sunday...west winds 15 to 20 knots becoming southwest. waves
3 to 6 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
1009 pm edt tue mar 24 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 30.4 inch high will settle off the mid atlantic coast 
tonight. a weak 29.7 inch low over the central great lakes wednesday 
night will pass north of the lake on thursday, then to the gulf of 
saint lawrence by early friday, with a trailing cold front crossing 
the lake thursday evening. a large 30.7 inch high will then build 
across the great lakes region friday through sunday.


loz065-250900-
lake ontario open waters from mexico bay to the saint lawrence
river-
1009 pm edt tue mar 24 2026

.overnight...west winds 5 to 15 knots. waves 1 to 3 feet. 
.wednesday...north winds 10 knots or less becoming east. waves
2 feet or less. 
.wednesday night...east winds 5 to 15 knots becoming south. a
chance of rain showers overnight. waves 1 to 3 feet. 
.thursday...south winds 10 to 15 knots becoming southwest. a
chance of rain showers in the morning, then rain showers likely
in the afternoon. waves 1 to 3 feet. 
.thursday night...southwest winds 10 to 15 knots becoming north
15 to 20 knots. rain showers likely in the evening, then rain
showers likely with a chance of snow showers overnight. waves
1 to 3 feet building to 3 to 5 feet. 
.friday...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow showers during the day. waves 3 to
5 feet subsiding to 2 feet or less. 
.saturday...northwest winds 10 to 15 knots becoming west and
increasing to 15 to 25 knots. waves 2 feet or less building to
4 to 7 feet. waves occasionally around 9 feet. 
.sunday...west winds 15 to 20 knots becoming south. waves 3 to
6 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
932 pm edt tue mar 24 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...
high pressure 30.40 inches will continue to drift east tonight 
into thursday before a warm front lifts north across lake erie on
thursday afternoon. a strong cold front will push east across the
area late thursday evening. another high pressure 30.60 inches
will build in behind the cold front and persist through the
weekend. 


lez061-168-169-250830-
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-
932 pm edt tue mar 24 2026

.overnight...south winds less than 10 knots. waves 1 foot
or less. 
.wednesday...south winds less than 10 knots becoming east. waves
1 foot or less. 
.wednesday night...southeast winds 5 to 10 knots becoming
southwest. waves 2 feet or less. 
.thursday...southwest winds 10 to 15 knots. showers likely in the
afternoon. waves 1 to 2 feet. 
.thursday night...southwest winds 10 to 15 knots becoming north.
rain showers likely. waves 1 to 3 feet building to 2 to 4 feet. 
.friday...north winds 5 to 15 knots becoming northwest. waves
1 to 3 feet. 
.saturday...west winds 5 to 15 knots. waves 1 to 3 feet. 
.sunday...southwest winds 5 to 15 knots. waves 1 to 3 feet. 

$$