Great Lakes Forecast
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Issued by NWS
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684 FZUS61 KBUF 282019 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 419 PM EDT Fri Jun 28 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 30.0 inch high over the lake this morning will drift east across New England this afternoon. A 29.7 inch low will then track from the upper Mississippi Valley to Quebec Friday night through Sunday while pushing several frontal boundaries across the region. A 30.3 inch high will then build across the Great Lakes on Monday before passing east of the lake on Tuesday. LOZ062-290315- Lake Ontario open waters from the Niagara River to Hamlin Beach- 419 PM EDT Fri Jun 28 2024 .TONIGHT...East winds 10 to 15 knots becoming south. A chance of showers after midnight. Showers likely late. Waves 1 to 3 feet. .SATURDAY...Southeast winds 10 to 15 knots becoming southwest 15 to 20 knots. Showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds. Waves 1 to 3 feet building to 3 to 5 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots becoming west 10 to 15 knots. Showers likely with a chance of thunderstorms in the evening, then a chance of showers overnight. Waves 3 to 5 feet subsiding to 2 to 4 feet. .SUNDAY...West winds 15 to 20 knots becoming northwest. Waves 2 to 4 feet building to 3 to 6 feet. .SUNDAY NIGHT...Northwest winds 15 to 20 knots becoming north 10 to 15 knots. Waves 3 to 5 feet subsiding to 2 to 4 feet. .MONDAY...North winds 5 to 15 knots becoming south 10 knots or less. Waves 1 to 3 feet subsiding to 1 foot or less. .TUESDAY...Southeast winds 5 to 15 knots becoming south. A chance of showers Tuesday night. Waves 2 feet or less. .WEDNESDAY...South winds 15 to 20 knots becoming west 10 to 15 knots. A chance of showers and thunderstorms. Waves 1 to 3 feet building to 2 to 4 feet, then subsiding to 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-290315- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 419 PM EDT Fri Jun 28 2024 .TONIGHT...East winds 10 to 15 knots becoming south 15 to 20 knots. A chance of showers after midnight. Showers likely late. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY...Southeast winds 15 to 25 knots becoming south. Showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds. Waves 3 to 6 feet. .SATURDAY NIGHT...South winds 15 to 25 knots becoming southwest and diminishing to 10 to 15 knots. Showers with a chance of thunderstorms. Waves 3 to 6 feet subsiding to 2 to 4 feet. .SUNDAY...West winds 15 to 25 knots. A chance of showers. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .SUNDAY NIGHT...Northwest winds 15 to 20 knots becoming north 10 to 15 knots. A chance of showers in the evening. Waves 4 to 7 feet subsiding to 2 to 4 feet. Waves occasionally around 9 feet. .MONDAY...North winds 5 to 15 knots becoming southwest less than 10 knots. Waves 1 to 3 feet subsiding to 1 foot or less. .TUESDAY...South winds 5 to 15 knots increasing to 15 to 20 knots. Waves 2 feet or less building to 2 to 4 feet. .WEDNESDAY...South winds 15 to 20 knots becoming west 10 to 15 knots. A chance of showers during the day, then a chance of showers and thunderstorms Wednesday night. Waves 2 to 4 feet subsiding to 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ061-290315- MAFOR 2821/ ONTARIO WEST 1/2 12210 11310 11410 11316 12426 11526. A chance of thunderstorms Saturday. Waves 1 to 3 feet tonight. Waves 1 to 3 feet building to 3 to 5 feet Saturday. ONTARIO EAST 1/2 11210 12310 11420 11426 13436. A chance of thunderstorms Saturday. Waves 1 to 3 feet building to 2 to 4 feet tonight. Waves 3 to 6 feet Saturday. $$