


Great Lakes Forecast
Issued by NWS
Issued by NWS
679 FZUS61 KBUF 102002 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 402 PM EDT Fri Oct 10 2025 SLZ022-024-110300- Saint Lawrence River from Cape Vincent to Saint Regis 402 PM EDT Fri Oct 10 2025 .TONIGHT...South winds 5 to 15 knots. A chance of showers late. .SATURDAY...South winds 10 knots or less becoming east. A chance of showers early. .SATURDAY NIGHT...East winds less than 10 knots becoming northeast. A chance of showers overnight. .SUNDAY...Northeast winds 10 knots or less becoming east. A chance of showers in the morning. .SUNDAY NIGHT...East winds 10 knots or less becoming northeast. A chance of showers overnight. .MONDAY...Northeast winds 10 knots or less. A chance of showers. .TUESDAY...North winds less than 10 knots becoming northwest. A chance of showers. .WEDNESDAY...Northwest winds 10 knots or less becoming north. A chance of rain showers. $$