


Great Lakes Forecast
Issued by NWS
Issued by NWS
878 FZUS61 KBUF 011402 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 AM EDT Fri Aug 1 2025 SLZ022-024-012100- Saint Lawrence River from Cape Vincent to Saint Regis 1002 AM EDT Fri Aug 1 2025 .THIS AFTERNOON...Northeast winds 5 to 10 knots becoming north. Sunny. .TONIGHT...North winds less than 10 knots. Mainly clear. .SATURDAY...Southwest winds 10 knots or less increasing to 10 to 15 knots. Sunny. .SATURDAY NIGHT...Southwest winds 5 to 15 knots diminishing to less than 10 knots. Mainly clear. .SUNDAY...Southwest winds 10 knots or less. Mainly clear. .MONDAY...Southwest winds less than 10 knots. Mainly clear, then becoming partly cloudy. .TUESDAY...Northeast winds less than 10 knots becoming east. Partly cloudy. $$