Great Lakes Forecast
Issued by NWS
Issued by NWS
307 FZUS61 KBUF 250805 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 405 AM EDT Wed Sep 25 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 26.6 inch low over Lower Michigan this morning will move north today into tonight. A cold front will move across the lake tonight. A 30.1 inch high will move across the Great Lakes region Thursday and settle over the lake through Friday. The lake will be situated between a 30.2 inch high over southern Quebec and weakening low pressure over the Mississippi Valley Saturday through Sunday. LOZ062-251530- Lake Ontario open waters from the Niagara River to Hamlin Beach- 405 AM EDT Wed Sep 25 2024 .TODAY...South winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of showers early. A chance of showers late. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TONIGHT...South winds 10 to 15 knots becoming west. Showers likely through the early overnight, then a chance of showers late. Waves 1 to 2 feet. .THURSDAY...West winds 5 to 15 knots. Waves 1 to 3 feet. .THURSDAY NIGHT...Northwest winds 5 to 10 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. $$ LOZ063>065-251530- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 405 AM EDT Wed Sep 25 2024 .TODAY...South winds to 30 knots becoming southeast 15 to 25 knots. Showers likely early, then a chance of showers from late morning on. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .TONIGHT...South winds 15 to 25 knots. Showers. Waves 3 to 6 feet. .THURSDAY...Southwest winds 15 to 20 knots becoming west 10 to 15 knots. Showers likely in the morning. Waves 3 to 5 feet subsiding to 2 to 4 feet. .THURSDAY NIGHT...West winds 5 to 15 knots becoming northeast. Waves 1 to 3 feet. .FRIDAY...Northeast winds 10 to 15 knots becoming east 15 to 20 knots. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY...East winds 15 to 20 knots diminishing to 10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...East winds 5 to 15 knots. Waves 1 to 3 feet. $$ LOZ061-251530- MAFOR 2509/ ONTARIO WEST 1/2 13420 12410 11416 11516 11510. Waves 3 to 6 feet subsiding to 1 to 3 feet today. Waves 1 to 3 feet tonight. ONTARIO EAST 1/2 14330 11330 12436 11426. Waves 4 to 7 feet subsiding to 3 to 6 feet, and occasionally around 9 feet today. Waves 3 to 6 feet tonight. $$