Great Lakes Forecast
Issued by NWS
Issued by NWS
504 FZUS61 KBUF 040214 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1014 PM EDT Wed Jul 3 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 cold front extending from a 29.4 inch low near Hudson Bay will cross the lake early tonight before stalling out just south of New York State Thursday through Friday. A 29.8 inch low and cold front extending southward from it will then cross the lake Saturday. High pressure of 30.0 inches centered over the Mid-Atlantic will extend northward over the lake Sunday. LOZ062-040915- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1014 PM EDT Wed Jul 3 2024 .OVERNIGHT...Southwest winds around 10 knots. Waves 1 to 3 feet. .THURSDAY...Southwest winds 5 to 10 knots becoming west. Waves 1 foot or less. .THURSDAY NIGHT...West winds 10 knots or less becoming northwest. Waves 1 foot or less. .FRIDAY...Northeast winds 10 knots or less becoming east 10 to 15 knots. A chance of showers in the afternoon. Waves 2 feet or less. .FRIDAY NIGHT...East winds 10 to 15 knots becoming south. Showers likely with a chance of thunderstorms. Waves 1 to 2 feet. .SATURDAY...Southwest winds 10 to 15 knots becoming west. A chance of showers during the day. Waves 1 to 3 feet building to 2 to 4 feet. .SUNDAY...West winds 5 to 15 knots becoming southwest. Waves 1 to 3 feet. .MONDAY...South winds 5 to 15 knots. A chance of showers Monday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-040915- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1014 PM EDT Wed Jul 3 2024 .OVERNIGHT...Southwest winds 5 to 15 knots. Showers likely with a chance of thunderstorms, then a chance of showers late. Waves 1 to 3 feet. .THURSDAY...Southwest winds 5 to 10 knots becoming west. Waves 1 foot or less. .THURSDAY NIGHT...West winds 10 knots or less. Waves 1 foot or less. .FRIDAY...Northeast winds 10 knots or less increasing to 10 to 15 knots. Waves 2 feet or less. .FRIDAY NIGHT...East winds 5 to 10 knots becoming south. Showers likely with a chance of thunderstorms. Waves 2 feet or less. .SATURDAY...Southwest winds 10 to 15 knots becoming west. Showers likely with a chance of thunderstorms during the day. Waves 1 to 3 feet building to 2 to 4 feet. .SUNDAY...West winds 5 to 15 knots becoming southwest. Waves 1 to 3 feet subsiding to 1 foot or less. .MONDAY...South winds 5 to 10 knots. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LOZ061-040915- MAFOR 0403/ ONTARIO WEST 1/2 11510 12500 14600 11600. Waves 2 feet or less. ONTARIO EAST 1/2 11510 13500 13600 11500. A chance of showers overnight. Waves 1 to 3 feet overnight. Waves 1 foot or less Thursday and Thursday evening. $$ Hitchcock