FZUS61 KBUF 141413 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1013 AM EDT Tue Apr 14 2026 SLZ022-024-142100- Saint Lawrence River from Cape Vincent to Saint Regis 1013 AM EDT Tue Apr 14 2026 .REST OF TODAY...East winds 5 to 15 knots becoming southwest. Showers late this morning, then showers with a chance of thunderstorms this afternoon. .TONIGHT...Northwest winds 5 to 15 knots becoming northeast less than 10 knots. A chance of showers in the evening. .WEDNESDAY...East winds less than 10 knots becoming north. Showers. .WEDNESDAY NIGHT...East winds less than 10 knots becoming south. A chance of showers in the evening, then showers likely overnight. .THURSDAY...South winds 10 knots or less becoming west. Showers likely. .FRIDAY...North winds 10 knots or less becoming east. A chance of showers. .SATURDAY...Southeast winds 5 to 15 knots becoming south. A chance of showers during the day, then showers likely Saturday night. Winds and waves higher in and near thunderstorms. $$