Great Lakes Forecast
Issued by NWS
Issued by NWS
980 FZUS61 KBUF 150206 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY Issued by National Weather Service Cleveland OH 1001 PM EDT Mon Sep 14 2026 SLZ022-024-150915- Saint Lawrence River from Cape Vincent to Saint Regis 1006 PM EDT Mon Sep 14 2026 .OVERNIGHT...Light and variable winds. Clear, then becoming partly cloudy. .TUESDAY...Southeast winds 5 to 10 knots becoming south. Mostly sunny early, then becoming mostly cloudy. .TUESDAY NIGHT...South winds 10 to 15 knots becoming southwest. A chance of showers. .WEDNESDAY...Southwest winds 10 knots or less becoming west. Partly sunny. .WEDNESDAY NIGHT...Light and variable winds. Mostly cloudy. .THURSDAY...Northeast winds less than 10 knots becoming northwest. A chance of showers. .FRIDAY...North winds less than 10 knots becoming east. Partly cloudy. .SATURDAY...Southeast winds 10 knots or less becoming northeast. A chance of showers. $$