Great Lakes Forecast
Issued by NWS
Issued by NWS
207 FZUS61 KBUF 091427 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1027 AM EDT Thu May 9 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 29.5 inch low will move to the Ohio Valley today, then off the east coast tonight and Friday. A weak 29.8 inch ridge will then slide across the lake Friday night, with a 29.6 inch trough then forecast to approach the lower Great Lakes Saturday. A 29.9 inch high will move into the Great Lakes region Sunday. LOZ062-092115- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1027 AM EDT Thu May 9 2024 .THIS AFTERNOON...South winds 10 knots or less becoming east. Waves 1 foot or less. .TONIGHT...Northeast winds 10 to 15 knots. Waves 2 feet or less. .FRIDAY...Northeast winds 10 to 15 knots. A chance of showers in the afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...North winds less than 10 knots. A chance of showers in the evening. Waves 1 foot or less. .SATURDAY...South winds 10 knots or less becoming northwest. A chance of showers during the day. Waves 1 foot or less. .SUNDAY...Northwest winds 10 to 15 knots becoming southwest. Waves 1 to 2 feet. .MONDAY...Southwest winds 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. $$ LOZ063>065-092115- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1027 AM EDT Thu May 9 2024 .THIS AFTERNOON...Northwest winds 10 knots or less. Waves 1 foot or less. .TONIGHT...North winds 5 to 15 knots becoming northeast 15 to 20 knots. A chance of showers late. Waves 1 foot or less building to 2 to 4 feet. .FRIDAY...Northeast winds 15 to 20 knots diminishing to less than 10 knots. A chance of showers in the morning, then rain likely in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY NIGHT...North winds less than 10 knots. A chance of showers. Waves 1 foot or less. .SATURDAY...South winds 10 knots or less. A chance of showers. Waves 1 foot or less. .SUNDAY...Southwest winds 5 to 10 knots becoming south. A chance of showers. Waves 2 feet or less. .MONDAY...South winds 10 to 15 knots. A chance of showers. Waves 1 to 2 feet. $$ LOZ061-092115- MAFOR 0915/ ONTARIO WEST 1/2 11400 11200 13100 13110. Waves 1 foot or less this afternoon. Waves 1 foot or less building to 1 to 3 feet tonight and Friday morning. ONTARIO EAST 1/2 11500 11600 11700 11100 14110. A chance of showers Friday morning. Waves 1 foot or less this afternoon. Waves 1 foot or less building to 2 to 4 feet tonight. Waves 2 to 4 feet subsiding to 1 to 3 feet Friday morning. $$