


Great Lakes Forecast
Issued by NWS
Issued by NWS
790 FZUS61 KBUF 061402 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 AM EDT Wed Aug 6 2025 SLZ022-024-062100- Saint Lawrence River from Cape Vincent to Saint Regis 1002 AM EDT Wed Aug 6 2025 .THIS AFTERNOON...Northeast winds less than 10 knots. Haze. .TONIGHT...East winds less than 10 knots. Haze in the evening. .THURSDAY...Southeast winds 10 knots or less becoming southwest. A chance of showers and thunderstorms in the afternoon. .THURSDAY NIGHT...Southwest winds 10 knots or less becoming south. A chance of showers and thunderstorms in the evening. .FRIDAY...South winds 10 knots or less. Partly cloudy. .SATURDAY...Southwest winds 10 knots or less becoming south. Becoming mainly clear. .SUNDAY...Southwest winds 10 knots or less becoming south. Mainly clear. Winds and waves higher in and near thunderstorms. $$