Great Lakes Forecast
Issued by NWS
Issued by NWS
294 FZUS61 KBUF 250238 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1038 PM EDT Tue Sep 24 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 will stall just to the west of the lake, where it will remain through the middle of the week. Several weak 29.8 inch lows will move along the stalled front through Wednesday. On Thursday, low pressure will exit into New England while a 30.2 inch high builds across Lake Superior. This area of high pressure will expand across the Eastern Great Lakes Friday and Saturday. LOZ062-250900- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1038 PM EDT Tue Sep 24 2024 .OVERNIGHT...Southeast winds 15 to 20 knots. Showers with a chance of thunderstorms, then showers likely late. Waves 3 to 5 feet. .WEDNESDAY...South winds 15 to 20 knots diminishing to 10 to 15 knots. Showers likely early, then a chance of showers late in the morning. A chance of showers late. Waves 2 to 4 feet subsiding to 1 to 3 feet. .WEDNESDAY NIGHT...South winds 10 to 15 knots becoming west. A chance of showers. Waves 1 to 2 feet. .THURSDAY...West winds 10 to 15 knots. Waves 1 to 3 feet. .THURSDAY NIGHT...Northwest winds 10 to 15 knots becoming northeast. Waves 1 to 2 feet. .FRIDAY...Northeast winds 10 to 15 knots becoming east 15 to 20 knots. Waves 2 to 4 feet building to 3 to 5 feet. .SATURDAY...East winds 15 to 20 knots diminishing to 10 to 15 knots. Waves 3 to 5 feet subsiding to 2 to 4 feet. .SUNDAY...East winds 10 to 15 knots. Waves 2 to 4 feet. Winds and waves higher in and near thunderstorms. $$ LOZ063>065-250900- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1038 PM EDT Tue Sep 24 2024 .OVERNIGHT...Southeast winds 15 to 25 knots. Showers with a chance of thunderstorms. Waves 3 to 6 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .WEDNESDAY...Southeast winds 15 to 25 knots becoming south. Showers with a chance of thunderstorms early, then showers likely late in the morning. A chance of showers in the afternoon. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .WEDNESDAY NIGHT...South winds 15 to 25 knots. Showers. Waves 3 to 6 feet. .THURSDAY...Southwest winds 15 to 20 knots becoming west 10 to 15 knots. A chance of showers in the morning. Waves 3 to 5 feet subsiding to 2 to 4 feet. .THURSDAY NIGHT...West winds 5 to 15 knots becoming northeast. Waves 1 to 3 feet. .FRIDAY...Northeast winds 10 to 15 knots becoming east. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY...East winds 15 to 20 knots diminishing to 10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...Southeast winds 5 to 15 knots becoming east. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ061-250900- MAFOR 2503/ ONTARIO WEST 1/2 12336 11326 12420 13410. A chance of thunderstorms late this evening. Waves 3 to 6 feet overnight. Waves 3 to 6 feet subsiding to 1 to 3 feet Wednesday. Waves 1 to 3 feet Wednesday evening. ONTARIO EAST 1/2 13336 11330 12430 12436. A chance of thunderstorms overnight. Waves 3 to 6 feet building to 4 to 7 feet, and occasionally around 9 feet overnight. Waves 4 to 7 feet subsiding to 3 to 6 feet, and occasionally around 9 feet Wednesday. Waves 3 to 6 feet Wednesday evening. $$