Great Lakes Forecast
Issued by NWS
Issued by NWS
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027 FZUS61 KBUF 202030 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 430 PM EDT Thu Jun 20 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...An 30.4 high centered east of the Carolinas will slowly weaken to 30.1 inches over the weekend and drift away from the coast. A 29.3 inch low will pass north of the lake late Sunday followed by a 30.0 inch sfc high that will build into the region early next week. LOZ062-210315- Lake Ontario open waters from the Niagara River to Hamlin Beach- 430 PM EDT Thu Jun 20 2024 .TONIGHT...West winds less than 10 knots becoming north. A chance of showers and thunderstorms after midnight. Waves 1 foot or less. .FRIDAY...Northeast winds 10 knots or less becoming east. A chance of showers and thunderstorms early. Waves 1 foot or less. .FRIDAY NIGHT...East winds 5 to 10 knots becoming light and variable. A chance of showers and thunderstorms. Waves 1 foot or less. .SATURDAY...Southwest winds 10 knots or less becoming northeast. A chance of showers and thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...East winds 10 to 15 knots becoming south. Showers likely with a chance of thunderstorms. Waves 1 to 2 feet. .SUNDAY...Southwest winds 15 to 25 knots becoming west. Showers and thunderstorms likely. Waves 2 to 4 feet. .MONDAY...West winds 10 to 15 knots. Waves 1 to 3 feet. .TUESDAY...Southwest winds 10 to 15 knots. A chance of showers Tuesday night. Waves 1 to 2 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-210315- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 430 PM EDT Thu Jun 20 2024 .TONIGHT...West winds less than 10 knots becoming north. A chance of showers and thunderstorms. Waves 1 foot or less. .FRIDAY...North winds 5 to 10 knots becoming northeast. A chance of showers and thunderstorms early. Waves 2 feet or less. .FRIDAY NIGHT...Northeast winds 10 knots or less becoming southwest. A chance of showers and thunderstorms overnight. Waves 2 feet or less. .SATURDAY...Southwest winds 10 knots or less becoming northeast. A chance of showers and thunderstorms. Waves 1 foot or less. .SATURDAY NIGHT...Northeast winds 5 to 10 knots becoming south. Showers likely with a chance of thunderstorms. Waves 2 feet or less. .SUNDAY...South winds 15 to 20 knots becoming west. Showers and thunderstorms likely. Waves 2 to 4 feet. .MONDAY...West winds 15 to 20 knots. A chance of showers. Waves 1 to 3 feet. .TUESDAY...Southwest winds 10 to 15 knots. A chance of showers Tuesday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LOZ061-210315- MAFOR 2021/ ONTARIO WEST 1/2 11600 12700 11800 14100. A chance of showers and thunderstorms early this evening. A chance of showers and thunderstorms overnight. A chance of showers and thunderstorms Friday morning. Waves 1 foot or less. ONTARIO EAST 1/2 12600 11700 14800 11800. A chance of showers and thunderstorms overnight and Friday morning. Waves 2 feet or less. $$