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National Weather Service Marine Forecast FZUS61 KBUF

FZUS61 KBUF 231950
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
250 PM EST Fri Feb 23 2024

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 strong cold front will push south of the lake through this evening. A 30.2 inch high will then build from the upper Great Lakes tonight to the Ohio Valley and lower Great Lakes Saturday night, then to the southeast states Sunday. A fast moving cold front will cross the Lake late Sunday night and Monday from a 29.7 inch low over far northern Quebec. This front will return north of the Lake Tuesday as a warm front. A 29.1 inch low is then forecast to move into the central Great Lakes early Wednesday.

LOZ062-240415
Lake Ontario open waters from the Niagara River to Hamlin Beach
250 PM EST Fri Feb 23 2024

TONIGHT
North winds 15 to 20 knots. Waves 3 to 5 feet.

SATURDAY
North winds 15 to 20 knots becoming northwest 5 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.

SATURDAY NIGHT
Northwest winds 5 to 15 knots becoming southwest 15 to 20 knots. Waves 2 feet or less building to 2 to 4 feet.

SUNDAY
Southwest winds 15 to 25 knots. A chance of rain showers in the afternoon. Waves 3 to 6 feet building to 4 to 7 feet. Waves occasionally around 9 feet.

SUNDAY NIGHT
Southwest winds 15 to 25 knots becoming west. A chance of rain showers. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet.

MONDAY
West winds 15 to 20 knots becoming southeast 5 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet.

TUESDAY
South winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers during the day, then showers Tuesday night. Waves 1 to 3 feet building to 3 to 5 feet.

WEDNESDAY
Southwest winds 15 to 20 knots becoming northwest. Rain showers during the day, then a chance of rain and snow showers Wednesday night. Waves 3 to 6 feet building to 4 to 7 feet, then subsiding to 3 to 6 feet. Waves occasionally around 9 feet.


LOZ063>065-240415
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River
250 PM EST Fri Feb 23 2024

TONIGHT
North winds 15 to 25 knots. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet.

SATURDAY
North winds 15 to 20 knots becoming northwest 5 to 15 knots. Waves 3 to 6 feet subsiding to 2 feet or less.

SATURDAY NIGHT
Northwest winds 5 to 15 knots becoming southwest. Waves 1 to 3 feet.

SUNDAY
Southwest winds 15 to 20 knots becoming south. Waves 1 to 3 feet building to 2 to 4 feet.

SUNDAY NIGHT
Southwest winds 15 to 20 knots becoming west. A chance of rain showers. Waves 2 to 4 feet building to 3 to 5 feet.

MONDAY
West winds 15 to 20 knots becoming southeast. Waves 3 to 5 feet subsiding to 2 to 4 feet.

TUESDAY
South winds 15 to 25 knots. A chance of rain showers during the day, then rain showers Tuesday night. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet.

WEDNESDAY
South winds 15 to 25 knots becoming west. Rain showers during the day, then rain showers likely with a chance of snow showers Wednesday night. Waves 4 to 7 feet. Waves occasionally around 9 feet.


LOZ061-240415
MAFOR 2322/ ONTARIO WEST 1/2 11720 14820 11820 11810 11700. Waves 2 to 3 feet building to 3 to 6 feet tonight. Waves 3 to 5 feet subsiding to 1 to 3 feet Saturday.

ONTARIO EAST 1/2 11720 13830 12820 11810 11800. Waves 1 to 3 feet building to 4 to 7 feet, and occasionally around 9 feet tonight. Waves 3 to 6 feet subsiding to 2 feet or less Saturday.