FZUS61 KBUF 142102 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 402 PM EST Sat Feb 14 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 30.2 inch high will drift off the southeast coast tonight. A weak trough will then cross the lake Sunday night. 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. LOZ062-063-150400- Lake Ontario open waters from the Niagara River to Sodus Bay- 402 PM EST Sat Feb 14 2026 .TONIGHT...Northwest winds 5 to 10 knots becoming east. Waves 1 foot or less. .SUNDAY...East winds 5 to 15 knots. Waves 1 to 3 feet. .SUNDAY NIGHT...East winds 5 to 10 knots becoming northeast. Waves 2 feet or less. .MONDAY...Northeast winds 10 knots or less becoming southwest. Waves 1 foot or less. .MONDAY NIGHT...South winds 5 to 10 knots becoming southwest. Waves 1 foot or less. .TUESDAY...West winds 5 to 15 knots becoming east. A chance of rain and snow Tuesday night. Waves 2 feet or less. .WEDNESDAY...East winds 15 to 25 knots becoming north. Rain and snow. Waves 3 to 6 feet. .THURSDAY...East winds 10 to 15 knots increasing to 15 to 20 knots. A chance of rain. Waves 2 to 4 feet building to 3 to 5 feet. $$ LOZ064-065-150400- Lake Ontario open waters from Sodus Bay to the Saint Lawrence River- 402 PM EST Sat Feb 14 2026 .TONIGHT...West winds 10 knots or less becoming northeast. Waves 1 foot or less. .SUNDAY...East winds 5 to 10 knots. Waves 1 foot or less. .SUNDAY NIGHT...East winds 5 to 10 knots becoming southeast. Waves 1 foot or less. .MONDAY...Southeast winds 10 knots or less becoming southwest. Waves 1 foot or less. .MONDAY NIGHT...South winds 10 knots or less. A chance of rain and snow overnight. Waves 1 foot or less. .TUESDAY...Southwest winds 10 knots or less becoming northeast. Waves 1 foot or less. .WEDNESDAY...East winds 10 to 15 knots increasing to 15 to 20 knots. Rain and snow. Waves 1 to 3 feet. .THURSDAY...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. A chance of rain during the day, then a chance of rain and snow Thursday night. Waves 1 to 3 feet. $$ LOZ061-150400- MAFOR 1422/ ONTARIO WEST 1/2 11700 11600 11800 12200 13210. Waves 1 foot or less tonight. Waves 1 to 3 feet Sunday. ONTARIO EAST 1/2 12600 11700 11100 12200 11210 11200. Waves 2 feet or less. $$