Great Lakes Forecast
Issued by NWS
Issued by NWS
917 FZUS61 KBUF 281404 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1003 AM EDT Tue Jul 28 2026 SLZ022-024-282100- Saint Lawrence River from Cape Vincent to Saint Regis 1003 AM EDT Tue Jul 28 2026 .THIS AFTERNOON...Southeast winds less than 10 knots becoming east. Showers likely with a chance of thunderstorms. .TONIGHT...Northeast winds 10 knots or less. Showers with a chance of thunderstorms through the early overnight, then showers late. .WEDNESDAY...Northeast winds 5 to 10 knots. Showers in the morning, then showers with a chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots becoming north. Showers with a chance of thunderstorms in the evening, then showers likely overnight. .THURSDAY...North winds 10 knots or less. A chance of showers. .FRIDAY...North winds less than 10 knots. Partly cloudy. .SATURDAY...Light and variable winds. A chance of showers Saturday night. Winds and waves higher in and near thunderstorms. $$