


Great Lakes Forecast
Issued by NWS
Issued by NWS
053 FZUS61 KBUF 010802 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 402 AM EDT Tue Jul 1 2025 SLZ022-024-011500- Saint Lawrence River from Cape Vincent to Saint Regis 402 AM EDT Tue Jul 1 2025 .TODAY...Southwest winds 5 to 10 knots. Showers with a chance of thunderstorms early, then a chance of showers late this morning. A chance of showers and thunderstorms this afternoon. .TONIGHT...Southwest winds 10 knots or less. A chance of showers and thunderstorms early. .WEDNESDAY...Southwest winds 10 knots or less. Sunny. .WEDNESDAY NIGHT...Southwest winds 10 knots or less. Mainly clear in the evening, then becoming partly cloudy. .THURSDAY...West winds 10 knots or less becoming northwest. A chance of showers and thunderstorms. .FRIDAY...Northwest winds less than 10 knots becoming south. Mainly clear, then becoming partly cloudy. .SATURDAY...South winds 5 to 10 knots becoming southwest. A chance of showers Saturday night. Winds and waves higher in and near thunderstorms. $$