Great Lakes Forecast
Issued by NWS
Issued by NWS
426 FZUS61 KBUF 222029 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 429 PM EDT Sun Sep 22 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 approach the lake late tonight and Monday, where it will stall through the middle of next week. Several weak 29.8 inch lows will move along the stalled front Monday through Wednesday. On Thursday, low pressure will exit into New England while a 30.2 inch high builds across Lake Superior. LOZ062-230315- Lake Ontario open waters from the Niagara River to Hamlin Beach- 429 PM EDT Sun Sep 22 2024 .TONIGHT...East winds 5 to 15 knots becoming southeast. A chance of showers after midnight. Showers likely late. Waves 1 to 2 feet. .MONDAY...Southeast winds 10 to 15 knots. Showers likely through early afternoon, then a chance of showers late. Waves 1 to 3 feet. .MONDAY NIGHT...Southeast winds 10 to 15 knots. A chance of showers in the evening. Waves 1 to 3 feet. .TUESDAY...Southeast winds 10 to 15 knots increasing to 15 to 20 knots. A chance of showers. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY NIGHT...Southeast winds 15 to 20 knots. Showers. Waves 2 to 4 feet. .WEDNESDAY...Southeast winds 15 to 20 knots becoming west 5 to 15 knots. Showers during the day, then a chance of showers Wednesday night. Waves 2 to 4 feet subsiding to 1 to 3 feet. .THURSDAY...West winds 10 to 15 knots becoming north. A chance of showers during the day. Waves 1 to 2 feet. .FRIDAY...Northeast winds 10 to 15 knots becoming east. Waves 2 to 3 feet. $$ LOZ063>065-230315- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 429 PM EDT Sun Sep 22 2024 .TONIGHT...East winds 10 to 15 knots becoming southeast 15 to 20 knots. A chance of showers late. Waves 1 to 3 feet building to 2 to 4 feet. .MONDAY...Southeast winds 15 to 25 knots. A chance of showers early, then showers likely from late morning on. Waves 3 to 5 feet subsiding to 2 to 4 feet. .MONDAY NIGHT...Southeast winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TUESDAY...Southeast winds 15 to 20 knots. A chance of showers. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY NIGHT...Southeast winds 15 to 20 knots. Showers. Waves 2 to 4 feet. .WEDNESDAY...Southeast winds 15 to 20 knots becoming southwest. Showers with a chance of thunderstorms. Waves 2 to 4 feet. .THURSDAY...West winds 15 to 20 knots becoming north 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. .FRIDAY...North winds 10 to 15 knots becoming northeast. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. $$ LOZ061-230315- MAFOR 2221/ ONTARIO WEST 1/2 12210 11310 11320 12316 11326 11310. Waves 1 to 3 feet. ONTARIO EAST 1/2 11210 11310 13320 11330 12326. Waves 1 to 3 feet building to 2 to 4 feet tonight. Waves 3 to 5 feet subsiding to 2 to 4 feet Monday. $$