Great Lakes Forecast
Issued by NWS
Issued by NWS
359 FZUS61 KBUF 010903 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 403 AM EST Sun Nov 1 2026 SLZ022-024-011600- Saint Lawrence River from Cape Vincent to Saint Regis 403 AM EST Sun Nov 1 2026 .TODAY...Southwest winds 5 to 10 knots. Mostly sunny. .TONIGHT...Southwest winds 5 to 10 knots. Mostly cloudy. .MONDAY...Southwest winds 5 to 10 knots. Partly to mostly sunny. .MONDAY NIGHT...Southwest winds less than 10 knots becoming south. Mostly cloudy. .TUESDAY...South winds 10 knots or less. A chance of showers. .WEDNESDAY...South winds 5 to 15 knots. A chance of showers Wednesday night. .THURSDAY...South winds 10 knots or less. Showers likely. $$