Great Lakes Forecast
Issued by NWS
Issued by NWS
253 FZUS61 KBUF 101403 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1003 AM EDT Sat Oct 10 2026 SLZ022-024-102100- Saint Lawrence River from Cape Vincent to Saint Regis 1003 AM EDT Sat Oct 10 2026 .THIS AFTERNOON...Light and variable winds. Sunny. .TONIGHT...East winds 10 knots or less becoming south. Partly cloudy early, then becoming mostly cloudy. .SUNDAY...South winds 5 to 10 knots. Rain likely in the afternoon. .SUNDAY NIGHT...South winds less than 10 knots. Rain. .MONDAY...Light and variable winds becoming east 10 to 15 knots. Showers Monday night. .TUESDAY...Northeast winds 5 to 15 knots becoming north. Showers. .WEDNESDAY...North winds 5 to 10 knots becoming light and variable. Partly to mostly cloudy. $$