FZUS61 KBUF 032027 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 427 PM EDT Sat Aug 3 2024 SLZ022-024-040300- Saint Lawrence River from Cape Vincent to Saint Regis 427 PM EDT Sat Aug 3 2024 .TONIGHT...Southwest winds 10 knots or less. A chance of showers this evening. .SUNDAY...Light and variable winds becoming southwest 5 to 10 knots. A chance of showers in the afternoon. .SUNDAY NIGHT...Southwest winds 10 knots or less becoming west. A chance of showers. .MONDAY...West winds 10 knots or less becoming northwest. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. .MONDAY NIGHT...Northwest winds 10 knots or less becoming north. Showers likely with a chance of thunderstorms in the evening, then a chance of showers overnight. .TUESDAY...Light and variable winds. A chance of showers during the day. .WEDNESDAY...Northeast winds 10 knots or less becoming southeast. Partly to mostly cloudy. .THURSDAY...South winds 10 knots or less becoming northwest. Partly to mostly cloudy. Winds and waves higher in and near thunderstorms. $$