Great Lakes Forecast
Issued by NWS
Issued by NWS
006 FZUS61 KBUF 240226 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 926 PM EST Sat Nov 23 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 29.2 inch low off the New England coast will shift to the Canadian Maritimes and strengthen to 28.7 inches. A narrow 30.1 inch ridge will then build into the eastern Great Lakes Sunday. A 29.8 inch low over the Ohio Valley Monday will move to the Saint Lawrence Valley by Tuesday while deepening to 29.4 inches and pull furthern north into northern New England Wednesday. LOZ062-241000- Lake Ontario open waters from the Niagara River to Hamlin Beach- 926 PM EST Sat Nov 23 2024 .OVERNIGHT...West winds 20 to 25 knots. A chance of showers. Waves 5 to 8 feet. Waves occasionally around 10 feet. .SUNDAY...West winds 15 to 20 knots. A chance of showers late in the morning. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .SUNDAY NIGHT...Northwest winds 5 to 15 knots becoming northeast. Waves 2 to 4 feet subsiding to 1 to 3 feet. .MONDAY...East winds 10 to 15 knots. Showers likely in the afternoon. Waves 1 to 3 feet. .MONDAY NIGHT...East winds 10 to 15 knots becoming southwest and increasing to 15 to 25 knots. Showers. Waves 1 to 3 feet building to 3 to 5 feet. .TUESDAY...West gales to 35 knots diminishing to 30 knots. Rain showers. Waves 6 to 10 feet. Waves occasionally around 13 feet. .WEDNESDAY...West winds 15 to 25 knots becoming southwest and diminishing to less than 10 knots. A chance of rain showers. Waves 5 to 8 feet subsiding to 2 feet or less. Waves occasionally around 10 feet. .THURSDAY...Northeast winds 5 to 10 knots becoming north and increasing to 15 to 20 knots. A chance of rain and snow. Waves 1 foot or less building to 2 to 4 feet. $$ LOZ063>065-241000- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 926 PM EST Sat Nov 23 2024 .OVERNIGHT...Northwest winds to 30 knots. A chance of showers. Waves 7 to 11 feet. Waves occasionally around 14 feet. .SUNDAY...Northwest winds 15 to 25 knots. A chance of showers through early afternoon. Waves 5 to 9 feet subsiding to 4 to 7 feet. Waves occasionally around 11 feet. .SUNDAY NIGHT...Northwest winds 15 to 20 knots becoming north 5 to 15 knots. Waves 3 to 6 feet subsiding to 1 to 2 feet. .MONDAY...Northeast winds 5 to 15 knots becoming east. A chance of rain showers in the afternoon. Waves 2 feet or less. .MONDAY NIGHT...Southeast winds 10 to 15 knots becoming south 15 to 20 knots. Showers. Waves 1 to 3 feet building to 3 to 5 feet. .TUESDAY...Southwest gales to 35 knots becoming west and diminishing to 30 knots. Rain showers. Waves 8 to 12 feet. Waves occasionally around 15 feet. .WEDNESDAY...West winds 15 to 25 knots becoming southwest and diminishing to 5 to 10 knots. Rain showers likely. Waves 7 to 10 feet subsiding to 1 to 3 feet. Waves occasionally around 13 feet. .THURSDAY...Southeast winds 5 to 10 knots becoming north and increasing to 15 to 20 knots. A chance of rain and snow. Waves 1 to 3 feet building to 2 to 4 feet. $$ LOZ061-241000- MAFOR 2404/ ONTARIO WEST 1/2 14630 11630 11620 11720 11710. A chance of showers overnight. Waves 5 to 9 feet, and occasionally around 11 feet overnight. Waves 5 to 8 feet subsiding to 3 to 6 feet, and occasionally around 10 feet Sunday. Waves 3 to 5 feet subsiding to 2 to 4 feet Sunday evening. ONTARIO EAST 1/2 11740 14730 13720. A chance of showers overnight and Sunday morning. Waves 7 to 11 feet, and occasionally around 14 feet overnight. Waves 5 to 9 feet subsiding to 4 to 7 feet, and occasionally around 11 feet Sunday. Waves 3 to 6 feet Sunday evening. $$