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open lake forecast for lake ontario
national weather service buffalo ny
1011 pm edt sun sep 13 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 high pressure ridge averaging 30.2 inches slides 
eastward across the lower great lakes through monday. the ridge 
should exit eastward on tuesday and allow a warm front to sweep 
northeastward across the lake. a cold front should sweep eastward 
across the lake on wednesday and be followed by a ridge averaging 
30.1 inches and building briefly from the upper great lakes. on 
thursday, the front may shift northward to the lake, but then shift 
back south later in the day as a weak low of 30.0 inches wobbles 
eastward across the central great lakes. behind the low and front, a 
ridge averaging 30.2 inches should build from the upper midwest 
through friday.


loz062-140915-
lake ontario open waters from the niagara river to hamlin beach-
1011 pm edt sun sep 13 2026

.overnight...northwest winds 15 to 20 knots. a chance of
showers late. waves 3 to 5 feet. 
.monday...north winds 5 to 15 knots becoming west. a chance of
showers early. waves 2 to 4 feet subsiding to 1 foot or less. 
.monday night...west winds 10 knots or less becoming south. waves
1 foot or less. 
.tuesday...south winds 5 to 15 knots. waves 2 feet or less. 
.tuesday night...south winds 5 to 10 knots becoming southwest. a
chance of showers. waves 2 feet or less. 
.wednesday...west winds 10 knots or less becoming northeast. a
chance of showers. waves 1 foot or less. 
.thursday...northeast winds 5 to 10 knots becoming north. a
chance of showers during the day. waves 2 feet or less. 
.friday...north winds 5 to 10 knots becoming east. a chance of
showers friday night. waves 2 feet or less. 

$$

fzus61 kbuf 140211
glflo 
expires:202609140915;;413120

open lake forecast for lake ontario
national weather service buffalo ny
1011 pm edt sun sep 13 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 high pressure ridge averaging 30.2 inches slides 
eastward across the lower great lakes through monday. the ridge 
should exit eastward on tuesday and allow a warm front to sweep 
northeastward across the lake. a cold front should sweep eastward 
across the lake on wednesday and be followed by a ridge averaging 
30.1 inches and building briefly from the upper great lakes. on 
thursday, the front may shift northward to the lake, but then shift 
back south later in the day as a weak low of 30.0 inches wobbles 
eastward across the central great lakes. behind the low and front, a 
ridge averaging 30.2 inches should build from the upper midwest 
through friday.


loz063>065-140915-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1011 pm edt sun sep 13 2026

.overnight...northwest winds 15 to 25 knots. a chance of
showers late. waves 3 to 6 feet. 
.monday...north winds 15 to 20 knots becoming northwest and
diminishing to 5 to 10 knots. a chance of showers early. waves
3 to 5 feet subsiding to 1 to 3 feet. 
.monday night...northwest winds 5 to 10 knots becoming south.
waves 2 feet or less. 
.tuesday...south winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday night...south winds 15 to 25 knots. a chance of showers
overnight. waves 2 to 4 feet. 
.wednesday...southwest winds 5 to 15 knots becoming northeast
10 knots or less. a chance of showers. waves 1 to 3 feet
subsiding to 1 foot or less. 
.thursday...northeast winds 5 to 15 knots becoming north. a
chance of showers. waves 2 feet or less. 
.friday...north winds 5 to 15 knots becoming east. a chance of
showers friday night. waves 2 feet or less. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
359 am edt mon sep 14 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...
canadian high pressure 30.30 inches builds overhead today before
building to the east tonight. a warm front will lift east across
lake erie on tuesday before a cold front glides southeastward
tuesday night. the cold front will stall south of lake erie as a
stationary front averaging 30.20 inches on wednesday and thursday
before sinking south as a cold front thursday night. 


a cold front continues to push south of lake erie as high pressure
of 30.30 inches builds over lake erie on monday. a stationary 
front will set up in the vicinity of the lake beginning tuesday 
night with pressure averaging 30.20 inches through thursday.


lez165>168-141415-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm 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-
359 am edt mon sep 14 2026

.today...north winds 15 to 20 knots diminishing to less than
10 knots. a slight chance of waterspouts early. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.tonight...east winds 10 knots or less becoming south and
increasing to 15 to 20 knots after midnight. waves 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots diminishing to 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday night...south winds 5 to 15 knots becoming southwest. a
chance of showers and thunderstorms in the evening, then showers
likely with a chance of thunderstorms overnight. waves 1 to
3 feet. 
.wednesday...northwest winds 5 to 10 knots becoming east. a
chance of showers. waves 2 feet or less. 
.thursday...southwest winds 10 to 15 knots becoming northeast. a
chance of showers. waves 1 to 3 feet. 
.friday...northeast winds 5 to 15 knots becoming east. waves 1 to
3 feet. 

winds and waves higher in and near thunderstorms.

$$

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open lake forecast for lake erie
national weather service cleveland oh
359 am edt mon sep 14 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...
canadian high pressure 30.30 inches builds overhead today before
building to the east tonight. a warm front will lift east across
lake erie on tuesday before a cold front glides southeastward
tuesday night. the cold front will stall south of lake erie as a
stationary front averaging 30.20 inches on wednesday and thursday
before sinking south as a cold front thursday night. 


a cold front continues to push south of lake erie as high pressure
of 30.30 inches builds over lake erie on monday. a stationary 
front will set up in the vicinity of the lake beginning tuesday 
night with pressure averaging 30.20 inches through thursday.


lez061-169-141415-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
359 am edt mon sep 14 2026

.today...north winds 10 to 15 knots becoming light and variable.
waves 1 to 3 feet subsiding to 1 foot or less. 
.tonight...south winds 10 knots or less increasing to 10 to
15 knots. waves 2 feet or less. 
.tuesday...south winds 10 to 15 knots. waves 1 to 3 feet. 
.tuesday night...south winds 5 to 15 knots becoming southwest. a
chance of showers in the evening, then showers likely overnight.
waves 1 to 3 feet. 
.wednesday...south winds 5 to 10 knots becoming northeast. a
chance of showers. waves 1 foot or less. 
.thursday...southwest winds 5 to 10 knots becoming northeast.
showers likely during the day, then a chance of showers thursday
night. waves 2 feet or less. 
.friday...northeast winds 5 to 10 knots becoming east. waves
2 feet or less. 

winds and waves higher in and near thunderstorms.

$$