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open lake forecast for lake ontario
national weather service buffalo ny
920 pm est thu mar 6 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 29.0 inch low will move north across quebec tonight.
meanwhile, another 29.1 inch low will develop along the new
england coast tonight, and move north to the gulf of saint
lawrence by late friday while deepening to 28.5 inches. this low
will move north across labrador saturday before moving into the
north atlantic sunday. a weak trough will then cross the lake 
sunday, followed by another weak trough early monday. a ridge of 
high pressure averaging 30.1 inches will then build into the ohio 
valley and lower great lakes late monday before settling into the 
southeast states tuesday.


loz063>065-071015-
lake ontario open waters from hamlin beach to the saint lawrence
river-
920 pm est thu mar 6 2025

...gale warning in effect through friday evening...

.overnight...west gales to 35 knots diminishing to 30 knots. 
scattered snow showers. waves 13 to 18 feet subsiding to 12 to 16 
feet. waves occasionally around 23 feet. 
.friday...west winds to 30 knots increasing to 35 knot gales. a
chance of lake effect snow showers. waves 10 to 15 feet. waves
occasionally around 19 feet. 
.friday night...west winds to 30 knots. waves 10 to 15 feet
subsiding to 7 to 11 feet. waves occasionally around 19 feet. 
.saturday...west winds to 30 knots diminishing to 15 to 25 knots.
waves 6 to 9 feet. waves occasionally around 11 feet. 
.saturday night...west winds 15 to 25 knots. a chance of snow
showers. waves 5 to 9 feet subsiding to 3 to 6 feet. waves
occasionally around 11 feet. 
.sunday...west winds 10 to 15 knots becoming southwest 15 to
20 knots. a chance of snow showers. waves 2 to 4 feet building to
3 to 5 feet. 
.monday...west winds 15 to 20 knots becoming south 10 to
15 knots. a chance of snow showers during the day. waves 3 to
6 feet subsiding to 1 to 3 feet. 
.tuesday...southwest winds 15 to 25 knots diminishing to 10 to
15 knots. waves 3 to 5 feet building to 4 to 7 feet, then
subsiding to 3 to 5 feet. waves occasionally around 9 feet. 

$$