Great Lakes Forecast
Issued by NWS
Issued by NWS
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480 FZUS61 KBUF 261819 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 219 PM EDT Sun May 26 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 lakes this afternoon will depart off towards New England this evening. A 29.5 inch low over Wisconsin will then track northeast into Michigan tonight while sending its warm front through the lakes. This low will then deepen to 29.4 inches while heading off into southeast Ontario on Monday while dragging a cold front through the lakes. The low will begin to weaken Monday night as it tracks northeast across Quebec through the day Tuesday. High pressure centered over the Hudson Bay will begin to build southward Tuesday night through Thursday. LOZ062-262200- Lake Ontario open waters from the Niagara River to Hamlin Beach- 219 PM EDT Sun May 26 2024 .THIS AFTERNOON...Northeast winds 10 knots or less. Waves 1 foot or less. .TONIGHT...East winds 15 to 20 knots. Showers with a chance of thunderstorms after midnight. Waves 1 to 3 feet building to 2 to 4 feet. .MONDAY...Southeast winds 15 to 20 knots becoming south. Showers with a chance of thunderstorms. Waves 1 to 3 feet. .MONDAY NIGHT...Southwest winds 15 to 20 knots. Showers likely in the evening. Waves 1 to 3 feet building to 3 to 5 feet. .TUESDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers and thunderstorms during the day, then a chance of showers Tuesday night. Waves 3 to 5 feet subsiding to 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 15 knots. A chance of showers during the day. Waves 2 to 3 feet. .THURSDAY...Northwest winds 10 to 15 knots. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-262200- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 219 PM EDT Sun May 26 2024 .THIS AFTERNOON...North winds 5 to 10 knots becoming northeast. Waves 1 foot or less. .TONIGHT...Northeast winds 10 to 15 knots becoming southeast 15 to 20 knots. A chance of showers after midnight. Showers likely with a chance of thunderstorms late. Waves 1 to 3 feet. .MONDAY...Southeast winds 15 to 25 knots becoming south. Showers with a chance of thunderstorms. Waves 1 to 3 feet building to 3 to 5 feet, then subsiding to 2 to 4 feet. .MONDAY NIGHT...South winds 15 to 20 knots becoming southwest. Showers with a chance of thunderstorms in the evening, then a chance of showers overnight. Waves 2 to 4 feet building to 3 to 5 feet. .TUESDAY...Southwest winds 15 to 20 knots becoming west and diminishing to 5 to 10 knots. A chance of showers. Waves 3 to 5 feet subsiding to 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 15 knots. A chance of showers. Waves 1 to 3 feet. .THURSDAY...Northwest winds 15 to 20 knots diminishing to 10 to 15 knots. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ061-262200- MAFOR 2615/ ONTARIO WEST 1/2 11200 11100 11210 12220 11226 12326. A chance of thunderstorms overnight. Waves 1 foot or less this afternoon. Waves 1 to 3 feet building to 2 to 4 feet tonight. Waves 2 to 3 feet Monday morning. ONTARIO EAST 1/2 12800 11100 11110 11210 11310 11336 11330. A chance of thunderstorms Monday morning. Waves 1 foot or less this afternoon. Waves 1 to 3 feet tonight and Monday morning. $$ AR