FZUS61 KBUF 232349 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 649 PM EST Thu Jan 23 2020 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 30.4 inch high will be centered just off the New England coast tonight. A nearly stationary 29.8 inch storm system over the mid Mississippi Valley tonight will slowly drift across the lower Ohio Valley on Friday before pushing north-northeast across Indiana/Ohio Friday night and into southern Michigan on Saturday. A 29.4 inch low will track northeast along the New England coast Saturday night through Sunday night. LOZ062-240430- Lake Ontario open waters from the Niagara River to Hamlin Beach- 649 PM EST Thu Jan 23 2020 .TONIGHT...East winds 10 to 15 knots increasing to 15 to 20 knots. Waves 1 to 3 feet. .FRIDAY...East winds 15 to 25 knots. Waves 3 to 6 feet. .FRIDAY NIGHT...East winds increasing to 30 knots. A chance of rain showers in the evening, then widespread rain overnight. Waves 4 to 7 feet. Waves occasionally around 9 feet. .SATURDAY...East winds to 30 knots becoming southeast. Rain. Waves 5 to 8 feet. Waves occasionally around 10 feet. .SATURDAY NIGHT...Southeast winds 10 to 15 knots becoming southwest. Rain. Waves subsiding to 1 to 3 feet. .SUNDAY...West winds 10 to 15 knots becoming northwest and increasing to 15 to 25 knots. Rain and snow. Waves building to 3 to 6 feet. .MONDAY...Northwest winds 15 to 20 knots. A chance of snow showers. Waves 2 to 4 feet. .TUESDAY...Northwest winds 5 to 10 knots. A chance of snow showers. Waves 2 feet or less. $$ LOZ063>065-240430- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 649 PM EST Thu Jan 23 2020 .TONIGHT...Northeast winds 10 knots or less becoming east 10 to 15 knots. Waves 1 to 3 feet. .FRIDAY...East winds 15 to 20 knots. Waves building to 3 to 5 feet. .FRIDAY NIGHT...East winds 15 to 20 knots. Rain overnight. Waves 3 to 5 feet. .SATURDAY...East winds 15 to 25 knots. Rain in the morning, then rain and snow in the afternoon. Waves building to 4 to 7 feet. Waves occasionally around 9 feet. .SATURDAY NIGHT...East winds 15 to 20 knots becoming southwest. Rain and snow. Waves 2 to 4 feet. .SUNDAY...Southwest winds 10 to 15 knots becoming northwest. Snow and rain. Waves 1 to 3 feet. .MONDAY...Northwest winds 15 to 20 knots. A chance of snow showers. Waves 3 to 5 feet. .TUESDAY...Northwest winds 5 to 10 knots. A chance of snow showers. Waves 2 feet or less. $$ LOZ061-240430- MAFOR 2322/ ONTARIO WEST 1/2 13200 11210 13220 11230. Waves 1 foot or less building to 1 to 3 feet tonight. Waves 2 to 4 feet building to 3 to 6 feet Friday. ONTARIO EAST 1/2 13200 13210 12220. Waves 2 feet or less tonight. Waves 1 to 3 feet building to 2 to 4 feet Friday. $$