


Great Lakes Forecast
Issued by NWS
Issued by NWS
224 FZUS61 KBUF 100802 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 402 AM EDT Fri Oct 10 2025 SLZ022-024-101500- Saint Lawrence River from Cape Vincent to Saint Regis 402 AM EDT Fri Oct 10 2025 .TODAY...South winds 10 knots or less. Sunny. .TONIGHT...South winds 5 to 10 knots. Partly cloudy. .SATURDAY...South winds 5 to 10 knots becoming east. A chance of showers. .SATURDAY NIGHT...East winds 10 knots or less. A chance of showers overnight. .SUNDAY...Northeast winds 5 to 10 knots. A chance of showers. .MONDAY...Northeast winds 10 knots or less. A chance of showers. .TUESDAY...North winds less than 10 knots becoming northwest. A chance of showers. $$