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Great Lakes Forecast
Issued by NWS
Issued by NWS
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589 FZUS61 KBUF 250546 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 146 AM EDT Tue Jun 25 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...The axis of a 30.6 inch high will cross the Lakes overnight and the begin to weaken to 29.9 inches today. Meanwhile, a 29.2 inch low tracking across northern Ontario Canada will send a cold front towards the lakes Tuesday night and Wednesday. Another 30.0 inch high will then build across the central Great Lakes and into the Lower Lakes Thursday and Friday. A 29.6 inch low will move across the upper Great Lakes Saturday and Sunday with another cold front crossing the region. LOZ062-250945- Lake Ontario open waters from the Niagara River to Hamlin Beach- 146 AM EDT Tue Jun 25 2024 .OVERNIGHT...West winds 5 to 10 knots becoming southwest. Waves 1 to 3 feet. .TUESDAY...Southwest winds 5 to 15 knots increasing to 15 to 20 knots. A chance of showers and thunderstorms late. Waves 2 feet or less building to 3 to 6 feet. .TUESDAY NIGHT...Southwest winds 15 to 20 knots becoming west 10 to 15 knots. A chance of showers and thunderstorms. Waves 2 to 4 feet building to 3 to 5 feet, then subsiding to 1 to 3 feet. .WEDNESDAY...West winds 5 to 15 knots. A chance of showers in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...West winds 10 to 15 knots becoming northwest. A chance of showers in the evening. Waves 1 to 2 feet. .THURSDAY...Northwest winds 5 to 10 knots becoming northeast. Waves 1 to 2 feet. .FRIDAY...East winds 5 to 15 knots becoming south. A chance of showers Friday night. Waves 1 to 3 feet. .SATURDAY...South winds 15 to 20 knots becoming west 10 to 15 knots. Showers likely with a chance of thunderstorms. Waves 1 to 3 feet building to 2 to 4 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-250945- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 146 AM EDT Tue Jun 25 2024 .OVERNIGHT...West winds 5 to 15 knots. Waves 1 to 3 feet. .TUESDAY...West winds 5 to 15 knots becoming southwest. A chance of showers and thunderstorms late. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 10 to 15 knots becoming west. A chance of showers and thunderstorms. Waves 1 to 3 feet. .WEDNESDAY...West winds 10 to 15 knots. A chance of showers and thunderstorms in the morning, then a chance of showers in the afternoon. Waves 1 to 3 feet. .WEDNESDAY NIGHT...West winds 5 to 10 knots becoming northwest. A chance of showers. Waves 1 to 3 feet. .THURSDAY...Northwest winds 5 to 10 knots becoming northeast. Waves 1 to 3 feet subsiding to 1 foot or less. .FRIDAY...Southeast winds 5 to 15 knots becoming south 15 to 20 knots. A chance of showers Friday night. Waves 2 feet or less building to 2 to 4 feet. .SATURDAY...South winds 15 to 20 knots becoming west 10 to 15 knots. Showers likely with a chance of thunderstorms. Waves 3 to 5 feet subsiding to 2 to 4 feet. Winds and waves higher in and near thunderstorms. $$ LOZ061-250945- MAFOR 2503/ ONTARIO WEST 1/2 11710 11600 12500 14520. A chance of showers and thunderstorms Tuesday afternoon and Tuesday evening. Waves 1 to 3 feet overnight. Waves 2 feet or less building to 3 to 6 feet Tuesday. Waves 2 to 4 feet building to 3 to 5 feet Tuesday evening. ONTARIO EAST 1/2 13610 11510 11400 12500 11510. A chance of showers and thunderstorms Tuesday evening. Waves 2 to 4 feet subsiding to 1 to 3 feet overnight. Waves 1 to 3 feet Tuesday and Tuesday evening. $$ AR