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Great Lakes Forecast
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Issued by NWS
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237 FZUS61 KBUF 021255 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 855 AM EDT Tue Jul 2 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 30.3 inch high will cross New England today before moving off the East coast tonight and Wednesday. A cold front extending from a 29.4 inch low near Hudson Bay will cross the lake early Wednesday night before stalling out just south of New York State Thursday through Friday. Meanwhile a 30.0 inch high will build across southern Quebec Friday before sliding east into the Canadian Maritimes on Saturday. LOZ062-021515- Lake Ontario open waters from the Niagara River to Hamlin Beach- 855 AM EDT Tue Jul 2 2024 .TODAY...Southwest winds 10 knots or less becoming east. Waves 1 foot or less. .TONIGHT...East winds 10 to 15 knots becoming south. Waves 1 to 2 feet. .WEDNESDAY...South winds around 10 knots becoming southwest and increasing to 15 to 20 knots. A chance of showers and thunderstorms in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .WEDNESDAY NIGHT...Southwest winds 15 to 20 knots becoming west 5 to 15 knots. Showers likely with a chance of thunderstorms. Some thunderstorms may produce gusty winds in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY...West winds 10 knots or less becoming north. Waves 2 feet or less. .FRIDAY...Northeast winds 5 to 10 knots becoming southeast. A chance of showers during the day, then showers likely with a chance of thunderstorms Friday night. Waves 2 feet or less. .SATURDAY...South winds 10 to 15 knots becoming southwest. A chance of showers and thunderstorms during the day, then a chance of showers Saturday night. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-021515- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 855 AM EDT Tue Jul 2 2024 .TODAY...Southwest winds 10 knots or less becoming northeast. Waves 1 foot or less. .TONIGHT...East winds 5 to 15 knots becoming south. Waves 2 feet or less. .WEDNESDAY...South winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers and thunderstorms in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .WEDNESDAY NIGHT...Southwest winds 15 to 20 knots diminishing to 5 to 15 knots. Showers likely with a chance of thunderstorms. Some thunderstorms may produce gusty winds in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY...West winds 10 knots or less becoming northwest. Waves 2 feet or less. .FRIDAY...Northeast winds 5 to 10 knots becoming southeast. A chance of showers during the day, then showers likely with a chance of thunderstorms Friday night. Waves 2 feet or less. .SATURDAY...South winds 10 to 15 knots becoming southwest. Showers likely with a chance of thunderstorms during the day, then a chance of showers and thunderstorms Saturday night. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ061-021515- MAFOR 0209/ ONTARIO WEST 1/2 11500 11400 12200 12210 11300 11400. Waves 2 feet or less. ONTARIO EAST 1/2 12500 11400 12100 11200 11300 11410. Waves 2 feet or less. $$ AR