Expires:202411241630;;580060 FZUS61 KBUF 240823 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 323 AM EST Sun Nov 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 28.8 inch stacked low will drift northeast and weaken to 29.1 inches over the Canadian Maritimes through tonight. Meanwhile, a narrow 30.1 inch ridge will then build into the eastern Great Lakes. 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. LOZ061-241630- MAFOR 2410/ ONTARIO WEST 1/2 13630 11730 11720 12710 11700. A chance of showers this morning. Waves 5 to 8 feet subsiding to 3 to 6 feet, and occasionally around 10 feet today. Waves 3 to 5 feet subsiding to 1 to 3 feet tonight. ONTARIO EAST 1/2 13730 13720 12710. A chance of rain showers this morning. Waves 5 to 8 feet, and occasionally around 10 feet today. Waves 3 to 6 feet subsiding to 1 to 3 feet tonight. $$