FZUS61 KBUF 020241 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1041 PM EDT Tue Oct 1 2024 SLZ022-024-020915- Saint Lawrence River from Cape Vincent to Saint Regis 1041 PM EDT Tue Oct 1 2024 .OVERNIGHT...South winds 10 to 15 knots. Mostly cloudy. .WEDNESDAY...South winds 10 to 15 knots becoming west. A chance of showers early, then widespread showers. .WEDNESDAY NIGHT...Southwest winds less than 10 knots becoming south. Partly cloudy. .THURSDAY...South winds 10 knots or less becoming southwest 10 to 15 knots. Sunny. .THURSDAY NIGHT...Southwest winds 10 knots or less becoming south. Mainly clear. .FRIDAY...South winds 10 knots or less becoming northwest. A chance of showers Friday night. .SATURDAY...Northwest winds less than 10 knots. A chance of showers. .SUNDAY...South winds 10 to 15 knots. A chance of showers during the day, then showers likely Sunday night. $$