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open lake forecast for lake ontario
national weather service buffalo ny
433 pm edt sun oct 1 2023

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 sprawling 30.6 inch high draped across the lower great 
lakes will remain in place through monday. the persistent high 
will then push southeast across the mid atlantic region tuesday
night and wednesday before becoming anchored over the canadian 
maritimes thursday and thursday night. a 29.6 inch surface low will 
cross southern ontario and quebec friday and friday night, while 
also dragging a cold front across the lake.


loz062-020300-
lake ontario open waters from the niagara river to hamlin beach-
433 pm edt sun oct 1 2023

.tonight...west winds 10 knots or less. waves 1 foot or less. 
.monday...west winds 10 knots or less becoming southwest. waves
1 foot or less. 
.monday night...south winds 5 to 10 knots becoming southwest.
waves 1 foot or less. 
.tuesday...southwest winds 5 to 10 knots. waves 1 to 2 feet. 
.tuesday night...southwest winds 5 to 10 knots. waves 1 foot or
less. 
.wednesday...south winds 5 to 15 knots. waves 2 feet or less. 
.thursday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of showers thursday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.friday...southwest winds 10 to 15 knots becoming west 15 to
20 knots. a chance of showers. waves 2 to 4 feet. 

$$

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open lake forecast for lake ontario
national weather service buffalo ny
433 pm edt sun oct 1 2023

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 sprawling 30.6 inch high draped across the lower great 
lakes will remain in place through monday. the persistent high 
will then push southeast across the mid atlantic region tuesday
night and wednesday before becoming anchored over the canadian 
maritimes thursday and thursday night. a 29.6 inch surface low will 
cross southern ontario and quebec friday and friday night, while 
also dragging a cold front across the lake.


loz063>065-020300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
433 pm edt sun oct 1 2023

.tonight...west winds 10 knots or less becoming southwest. waves
1 foot or less. 
.monday...southwest winds 10 knots or less becoming west. waves
1 foot or less. 
.monday night...southwest winds 5 to 10 knots. waves 1 foot or
less. 
.tuesday...west winds 5 to 15 knots. waves 2 feet or less. 
.tuesday night...southwest winds 5 to 10 knots becoming south.
waves 2 feet or less. 
.wednesday...south winds 5 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 
.thursday...south winds 15 to 25 knots. a chance of showers
thursday night. waves 2 to 4 feet building to 3 to 6 feet. 
.friday...south winds 15 to 20 knots becoming west. a chance of
showers during the day, then showers likely friday night. waves
3 to 6 feet subsiding to 2 to 4 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
337 pm edt sun oct 1 2023

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 30.30 inches over lake erie tonight will weaken to 
30.20 inches for monday through tuesday. the high pressure system 
tracks eastward with the lake under a ridge averaging 30.10 inches
through wednesday night. pressure drops ahead of a cold front 
thursday night, then a second cold front friday night.



lez061-168-169-020215-
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-
337 pm edt sun oct 1 2023

.tonight...southwest winds less than 10 knots becoming south.
waves 1 foot or less. 
.monday...southwest winds 10 knots or less becoming west. waves
1 foot or less. 
.monday night...southwest winds 10 knots or less becoming south.
waves 1 foot or less. 
.tuesday...south winds 5 to 10 knots becoming west. waves 1 foot
or less. 
.tuesday night...southeast winds 10 knots or less becoming south.
waves 1 foot or less. 
.wednesday...south winds 5 to 15 knots. waves 2 feet or less. 
.thursday...south winds 10 to 15 knots becoming southwest.
showers likely thursday night. waves 1 to 3 feet building to 2 to
4 feet. 
.friday...southwest winds 10 to 15 knots becoming west 15 to
20 knots. a chance of showers. waves 2 to 4 feet. 

$$