Great Lakes Forecast
Issued by NWS
Issued by NWS
031 FZUS61 KBUF 071402 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 AM EDT Sun Jun 7 2026 SLZ022-024-072100- Saint Lawrence River from Cape Vincent to Saint Regis 1002 AM EDT Sun Jun 7 2026 .REST OF TODAY...Northwest winds 5 to 10 knots becoming north. A chance of showers late this morning. .TONIGHT...North winds less than 10 knots. Partly cloudy. .MONDAY...Light and variable winds. Sunny. .MONDAY NIGHT...Light and variable winds. Clear. .TUESDAY...South winds less than 10 knots. A chance of showers and thunderstorms Tuesday night. .WEDNESDAY...South winds 10 knots or less becoming southwest. Showers with a chance of thunderstorms. .THURSDAY...Southwest winds 10 knots or less. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$