Great Lakes Forecast
Issued by NWS
Issued by NWS
980 FZUS61 KBUF 042006 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 406 PM EDT Sat May 4 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 29.6 inch low will remain over Hudson Bay, with a cold front trailing this low crossing the lake Sunday night. A 30.1 inch high will then build into the upper Great Lakes Sunday night and Monday before weakening and drifting to southern Quebec and New England Tuesday. LOZ062-050315- Lake Ontario open waters from the Niagara River to Hamlin Beach- 406 PM EDT Sat May 4 2024 .TONIGHT...Southeast winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers early. Showers likely after midnight, then periods of rain late. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...Southeast winds 5 to 15 knots. Periods of rain in the morning, then showers likely in the afternoon. Waves 1 to 3 feet subsiding to 1 foot or less. .SUNDAY NIGHT...Southeast winds 10 knots or less becoming west. A chance of showers in the evening. Waves 2 feet or less. .MONDAY...West winds 5 to 10 knots becoming southwest. Waves 2 feet or less. .MONDAY NIGHT...Southwest winds 10 knots or less becoming northwest. Waves 1 foot or less. .TUESDAY...North winds less than 10 knots becoming east 10 to 15 knots. Showers likely Tuesday night. Waves 2 feet or less. .WEDNESDAY...Southeast winds 5 to 10 knots. Showers likely during the day, then a chance of showers Wednesday night. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots becoming northwest. Showers likely. Waves 1 to 2 feet. $$ LOZ063>065-050315- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 406 PM EDT Sat May 4 2024 .TONIGHT...Southeast winds 15 to 20 knots. Showers likely after midnight. Periods of rain late. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...Southeast winds 15 to 20 knots. Periods of rain through early afternoon, then showers likely late. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY NIGHT...Southeast winds 15 to 20 knots becoming west 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. .MONDAY...West winds 5 to 15 knots. Waves 2 feet or less. .MONDAY NIGHT...Southwest winds 10 knots or less. Waves 1 foot or less. .TUESDAY...South winds 10 knots or less becoming east. Showers likely Tuesday night. Waves 2 feet or less. .WEDNESDAY...Southeast winds 5 to 10 knots. Showers likely with a chance of thunderstorms during the day, then a chance of showers and thunderstorms Wednesday night. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots becoming southwest. Showers likely. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LOZ061-050315- MAFOR 0421/ ONTARIO WEST 1/2 11220 12310 13316 11306 11300. Waves 2 to 4 feet subsiding to 1 to 3 feet tonight. Waves 1 to 3 feet Sunday. ONTARIO EAST 1/2 13310 11316 13326 11316. Waves 1 to 3 feet tonight. Waves 2 to 4 feet subsiding to 1 to 3 feet Sunday. $$