


Great Lakes Forecast
Issued by NWS
Issued by NWS
758 FZUS61 KBUF 032056 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 456 PM EDT Thu Apr 3 2025 SLZ022-024-040330- Saint Lawrence River from Cape Vincent to Saint Regis 456 PM EDT Thu Apr 3 2025 .TONIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. Partly to mostly cloudy. .FRIDAY...West winds 5 to 10 knots becoming northwest. Mostly sunny. .FRIDAY NIGHT...Northwest winds less than 10 knots becoming east. Partly cloudy in the evening, then becoming mostly cloudy. .SATURDAY...East winds 10 to 15 knots becoming southeast. Rain showers. .SATURDAY NIGHT...Southeast winds 10 to 15 knots becoming southwest. Showers. .SUNDAY...West winds 5 to 10 knots becoming northwest. Rain showers likely during the day, then a chance of rain showers Sunday night. .MONDAY...Northwest winds 10 to 15 knots becoming west. A chance of rain and snow showers. .TUESDAY...Northwest winds 10 to 15 knots becoming west. A chance of snow showers. $$