Great Lakes Forecast
Issued by NWS
Issued by NWS
692 FZUS61 KBUF 241403 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1003 AM EDT Fri Apr 24 2026 SLZ022-024-242100- Saint Lawrence River from Cape Vincent to Saint Regis 1003 AM EDT Fri Apr 24 2026 .THIS AFTERNOON...North winds less than 10 knots becoming northeast. Sunny. .TONIGHT...Northeast winds 10 knots or less becoming east. Mainly clear through the early overnight, then becoming partly cloudy. .SATURDAY...Northeast winds 5 to 10 knots. Partly to mostly sunny. .SATURDAY NIGHT...Northeast winds 5 to 10 knots becoming light and variable. Partly to mostly cloudy. .SUNDAY...Northeast winds less than 10 knots. Mainly clear. .MONDAY...Light and variable winds becoming southeast 5 to 10 knots. Mainly clear. .TUESDAY...Southeast winds 5 to 15 knots becoming south. A chance of showers. $$