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open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sun mar 8 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 large 30.1 inch high will move from the lower 
ohio valley to the mid atlantic region tonight through monday while 
ridging north across the lake. a 28.9 inch low will move across 
james bay monday while pressure averages 30.0 inches across the lake 
tuesday. a cold front from this low will stall near the lake 
tuesday, lifting northward wednesday as a 29.5 wave of low pressure 
ripples along the front, with this wave passing just to the west of 
the lake wednesday night. the low will deepen to 29.4 inches as it 
moves across southern quebec thursday. a 30.2 inch high will move 
across the ohio valley and mid-atlantic region thursday night 
through friday.


loz062-063-090900-
lake ontario open waters from the niagara river to sodus bay-
1002 pm edt sun mar 8 2026

.overnight...southwest winds 15 to 20 knots. waves 3 to
6 feet. 
.monday...southwest winds 15 to 25 knots. waves 3 to 6 feet. 
.monday night...southwest winds 15 to 20 knots diminishing to
5 to 15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.tuesday...south winds 5 to 10 knots becoming north. a chance of
rain showers in the afternoon. waves 1 foot or less. 
.tuesday night...northeast winds 5 to 15 knots becoming east
15 to 20 knots. a chance of rain showers in the evening, then
rain showers overnight. waves 1 to 3 feet building to 2 to
4 feet. 
.wednesday...east winds 15 to 25 knots becoming west to 30 knots.
rain showers during the day, then rain showers with snow showers
likely wednesday night. waves 3 to 6 feet building to 5 to
9 feet. waves occasionally around 11 feet. 
.thursday...west winds to 30 knots diminishing to 15 to 25 knots.
snow and rain showers likely during the day. waves 8 to 12 feet
subsiding to 7 to 10 feet. waves occasionally around 15 feet. 
.friday...south winds to 30 knots becoming west. a chance of rain
and snow showers. waves 5 to 8 feet building to 9 to 12 feet.
waves occasionally around 15 feet. 

$$

fzus61 kbuf 090202
glflo 
expires:202603090900;;873253

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sun mar 8 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 large 30.1 inch high will move from the lower 
ohio valley to the mid atlantic region tonight through monday while 
ridging north across the lake. a 28.9 inch low will move across 
james bay monday while pressure averages 30.0 inches across the lake 
tuesday. a cold front from this low will stall near the lake 
tuesday, lifting northward wednesday as a 29.5 wave of low pressure 
ripples along the front, with this wave passing just to the west of 
the lake wednesday night. the low will deepen to 29.4 inches as it 
moves across southern quebec thursday. a 30.2 inch high will move 
across the ohio valley and mid-atlantic region thursday night 
through friday.


loz064-065-090900-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 pm edt sun mar 8 2026

.overnight...southwest winds 10 to 15 knots becoming south
15 to 20 knots. waves 3 to 5 feet subsiding to 2 to 4 feet. 
.monday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. waves 2 to 4 feet building to 3 to 5 feet, then
subsiding to 2 to 4 feet. 
.monday night...southwest winds 5 to 15 knots becoming south.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday...south winds 5 to 10 knots becoming northwest. a chance
of rain showers in the afternoon. waves 2 feet or less. 
.tuesday night...northeast winds 5 to 15 knots. a chance of rain
showers in the evening, then rain showers likely overnight. waves
1 to 3 feet. 
.wednesday...east winds 15 to 25 knots becoming west to 30 knots.
rain showers during the day, then rain showers with snow showers
likely wednesday night. waves 2 to 4 feet building to 6 to
9 feet. waves occasionally around 11 feet. 
.thursday...west winds to 30 knots. snow and rain showers likely
during the day. waves 9 to 13 feet subsiding to 7 to 10 feet.
waves occasionally around 16 feet. 
.friday...south winds to 30 knots becoming west. a chance of rain
and snow showers. waves 5 to 8 feet building to 9 to 12 feet.
waves occasionally around 15 feet. 

$$