Expires:202506140315;;187391
FZUS61 KBUF 132012
GLFLO 

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
412 PM EDT Fri Jun 13 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 frontal boundary will remain stalled south of the 
lower Great Lakes tonight through Monday. Meanwhile, a 30.3 inch 
high will build from northern Ontario province tonight, to southern 
Quebec Saturday, then into the Canadian Maritimes by late Sunday. A 
weak 29.9 inch low will move from the Ohio Valley Sunday to the Mid 
Atlantic Monday, then another weak 29.8 inch low will slide east 
across the upper Great Lakes Tuesday. Another 29.5 inch may move 
across the Upper Great Lakes Wednesday.


LOZ062-140315-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
412 PM EDT Fri Jun 13 2025

.TONIGHT...East winds 10 to 15 knots. Waves 1 to 3 feet. 
.SATURDAY...Northeast winds 10 to 15 knots becoming east. Waves
2 to 4 feet. 
.SATURDAY NIGHT...East winds 5 to 15 knots becoming northeast.
Waves 1 to 3 feet. 
.SUNDAY...Northeast winds 5 to 15 knots becoming east. Waves 1 to
2 feet. 
.SUNDAY NIGHT...East winds 5 to 10 knots. Waves 2 feet or less. 
.MONDAY...East winds 5 to 10 knots becoming south. Waves 1 foot
or less. 
.TUESDAY...South winds 5 to 10 knots becoming southwest.
Scattered showers. Waves 2 feet or less. 
.WEDNESDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots. A chance of showers and thunderstorms during the day,
then showers likely with a chance of thunderstorms Wednesday
night. Waves 1 to 3 feet. 

Winds and waves higher in and near thunderstorms.

$$