


Great Lakes Forecast
Issued by NWS
Issued by NWS
202 FZUS61 KBUF 150202 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 PM EDT Mon Jul 14 2025 SLZ022-024-150900- Saint Lawrence River from Cape Vincent to Saint Regis 1002 PM EDT Mon Jul 14 2025 .OVERNIGHT...Southwest winds less than 10 knots. Mainly clear. .TUESDAY...Light and variable winds. Sunny. .TUESDAY NIGHT...Southwest winds less than 10 knots. Mainly clear. .WEDNESDAY...South winds 10 knots or less becoming southwest. Sunny. .WEDNESDAY NIGHT...Southwest winds less than 10 knots becoming south. A chance of showers and thunderstorms overnight. .THURSDAY...Southwest winds 5 to 10 knots becoming northwest. Showers likely with a chance of thunderstorms. .FRIDAY...North winds 5 to 10 knots becoming light and variable. A chance of showers during the day. .SATURDAY...West winds less than 10 knots becoming south. Partly cloudy. Winds and waves higher in and near thunderstorms. $$