Great Lakes Forecast
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Issued by NWS
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452 FZUS61 KBUF 011415 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1015 AM EDT Mon Jul 1 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 gradually build east across the Great Lakes region through tonight. The high will then cross New England on Tuesday before moving off the East coast Tuesday night and Wednesday. A cold front extending from a 29.4 inch low near Hudson Bay will cross the lake Wednesday night, before stalling out just south of New York State Thursday through Friday. LOZ062-012130- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1015 AM EDT Mon Jul 1 2024 .THIS AFTERNOON...Northwest winds 5 to 15 knots becoming southwest. Waves 1 to 3 feet subsiding to 1 foot or less. .TONIGHT...West winds 10 knots or less becoming southwest. Waves 1 foot or less. .TUESDAY...Southwest winds less than 10 knots becoming east 10 to 15 knots. Waves 2 feet or less. .TUESDAY NIGHT...East winds 5 to 15 knots becoming south. Waves 1 to 2 feet. .WEDNESDAY...South winds 15 to 20 knots becoming southwest 10 to 15 knots. Showers likely with a chance of thunderstorms. Waves 1 to 3 feet building to 2 to 4 feet, then 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 south. A chance of showers and thunderstorms. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-012130- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1015 AM EDT Mon Jul 1 2024 .THIS AFTERNOON...North winds 5 to 15 knots becoming west. Waves 1 to 3 feet. .TONIGHT...West winds 10 knots or less becoming southwest. Waves 2 feet or less. .TUESDAY...South winds 10 knots or less becoming northeast. Waves 1 foot or less. .TUESDAY NIGHT...East winds 5 to 15 knots becoming south. Waves 2 feet or less. .WEDNESDAY...South winds 15 to 20 knots becoming southwest 10 to 15 knots. Showers with a chance of thunderstorms. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY...Southwest winds 5 to 10 knots becoming west. Waves 2 feet or less. .FRIDAY...East winds 5 to 10 knots becoming south. A chance of showers during the day, then a chance of showers and thunderstorms Friday night. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ061-012130- MAFOR 0115/ ONTARIO WEST 1/2 11700 11600 11500 12600 12500 11400. Waves 1 to 3 feet subsiding to 1 foot or less this afternoon. Waves 1 foot or less tonight and Tuesday morning. ONTARIO EAST 1/2 11700 13600 12500 12400. Waves 1 to 3 feet this afternoon. Waves 2 feet or less tonight and Tuesday morning. $$ AR