Great Lakes Forecast
Issued by NWS
Issued by NWS
378 FZUS61 KBUF 020135 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 935 PM 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 overnight. 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. Meanwhile a 30.0 inch high will build across southern Quebec Friday before sliding east into the Canadian Maritimes on Saturday. LOZ062-020915- Lake Ontario open waters from the Niagara River to Hamlin Beach- 935 PM EDT Mon Jul 1 2024 .OVERNIGHT...West winds 10 knots or less becoming southwest. Waves 1 foot or less. .TUESDAY...Southwest winds 10 knots or less becoming east. Waves 2 feet or less. .TUESDAY NIGHT...East winds 10 to 15 knots becoming south. Waves 1 to 2 feet. .WEDNESDAY...South winds 10 to 15 knots becoming southwest 15 to 20 knots. Showers likely with a chance of thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .WEDNESDAY NIGHT...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots. Showers likely with a chance of thunderstorms. Some thunderstorms may produce gusty winds in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY...West winds 5 to 10 knots becoming north. Waves 2 feet or less. .FRIDAY...East winds 5 to 10 knots becoming southeast. A chance of showers during the day, then a chance of showers and thunderstorms Friday night. Waves 2 feet or less. .SATURDAY...South winds 10 to 15 knots becoming southwest. A chance of showers. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-020915- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 935 PM EDT Mon Jul 1 2024 .OVERNIGHT...West winds 5 to 10 knots becoming southwest. Waves 2 feet or less. .TUESDAY...Southwest winds 5 to 10 knots becoming northeast. Waves 1 foot or less. .TUESDAY NIGHT...East winds 5 to 15 knots becoming south 15 to 20 knots. Waves 2 feet or less. .WEDNESDAY...South winds 15 to 20 knots. Showers likely with a chance of thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Waves 2 feet or less building to 2 to 4 feet. .WEDNESDAY NIGHT...Southwest winds 15 to 20 knots diminishing to 5 to 15 knots. Showers with a chance of thunderstorms. Some thunderstorms may produce gusty winds in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY...Southwest winds 10 knots or less becoming northwest. Waves 2 feet or less. .FRIDAY...Northeast winds 5 to 10 knots becoming southeast. A chance of showers and thunderstorms Friday night. Waves 1 foot or less. .SATURDAY...South winds 10 to 15 knots becoming southwest. A chance of showers and thunderstorms. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ061-020915- MAFOR 0203/ ONTARIO WEST 1/2 12600 11500 11400 13200 11210. Waves 2 feet or less. ONTARIO EAST 1/2 11600 12500 12400 12100 11200. Waves 2 feet or less. $$