


Great Lakes Forecast
Issued by NWS
Issued by NWS
697 FZUS61 KBUF 031402 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 AM EDT Fri Oct 3 2025 SLZ022-024-032100- Saint Lawrence River from Cape Vincent to Saint Regis 1002 AM EDT Fri Oct 3 2025 .THIS AFTERNOON...Southwest winds 5 to 10 knots. Sunny. .TONIGHT...Southwest winds 10 knots or less. Mainly clear through the early overnight, then becoming partly cloudy. .SATURDAY...Southwest winds less than 10 knots. Mostly sunny. .SATURDAY NIGHT...South winds less than 10 knots. Mainly clear. .SUNDAY...South winds 10 knots or less. Mainly clear. .MONDAY...Southwest winds 5 to 10 knots. A chance of showers Monday night. .TUESDAY...Southwest winds 5 to 10 knots becoming west. Showers. $$