FZUS61 KBUF 160902 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 402 AM EST Mon Feb 16 2026 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 weak 30.0 inch trough will cross the lake later tonight. A weak ridge of high pressure averaging 30.1 inches will then build over the lower Great Lakes Monday through Tuesday. An elongated 29.4 inch low will then stretch from Minnesota to the central Great Lakes Wednesday, with one piece of this low passing just south of the lake Wednesday night. Low pressure averaging 29.5 inches will linger well to the west of the Lake over the western Great Lake region through Thursday night, drawing closer to the Lake Friday. LOZ062-063-161600- Lake Ontario open waters from the Niagara River to Sodus Bay- 402 AM EST Mon Feb 16 2026 .TODAY...Northeast winds 10 knots or less becoming south. Waves 2 feet or less. .TONIGHT...South winds 5 to 15 knots becoming west 15 to 20 knots. A chance of rain showers through the early overnight. Waves 1 to 3 feet. .TUESDAY...West winds 5 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 10 knots or less becoming east 10 to 15 knots. A chance of rain showers overnight. Waves 1 to 3 feet. .WEDNESDAY...East winds 15 to 25 knots becoming northeast. Rain and snow. Waves 5 to 8 feet subsiding to 3 to 6 feet. Waves occasionally around 10 feet. .THURSDAY...Northeast winds 15 to 25 knots becoming east. A chance of rain and snow Thursday night. Waves 2 to 4 feet. .FRIDAY...East winds 15 to 25 knots. Rain and snow likely. Waves 3 to 6 feet. $$ LOZ064-065-161600- Lake Ontario open waters from Sodus Bay to the Saint Lawrence River- 402 AM EST Mon Feb 16 2026 .TODAY...Southeast winds 5 to 15 knots becoming south. Waves 1 foot or less. .TONIGHT...Southeast winds 5 to 15 knots becoming southwest. A chance of rain showers in the evening, then a chance of rain showers and freezing rain after midnight. A chance of rain showers late. Patchy fog after midnight. Waves 2 feet or less. .TUESDAY...West winds 5 to 15 knots. Patchy fog in the morning. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 10 knots or less becoming east. Waves 2 feet or less. .WEDNESDAY...East winds 15 to 20 knots becoming northeast. Snow and rain. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...Northeast winds 15 to 20 knots becoming east 10 to 15 knots. Waves 1 to 3 feet. .FRIDAY...East winds 15 to 20 knots becoming southeast. Snow and rain likely. Waves 1 to 3 feet building to 3 to 5 feet. $$ LOZ061-161600- MAFOR 1610/ ONTARIO WEST 1/2 11100 11200 11400 11500 11400 11410 11510 11610. A chance of rain showers this evening. Waves 2 feet or less today. Waves 1 to 3 feet tonight. ONTARIO EAST 1/2 11400 12410 11400 12300 11410 11510. A chance of rain showers this evening, then a chance of rain showers and light freezing rain overnight. Waves 2 feet or less. $$