


Great Lakes Forecast
Issued by NWS
Issued by NWS
118 FZUS61 KBUF 140202 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 PM EDT Fri Jun 13 2025 SLZ022-024-140900- Saint Lawrence River from Cape Vincent to Saint Regis 1002 PM EDT Fri Jun 13 2025 .OVERNIGHT...Northeast winds 10 knots or less. A chance of showers. .SATURDAY...Northeast winds 5 to 10 knots. Becoming mostly sunny. .SATURDAY NIGHT...Northeast winds 5 to 10 knots becoming light and variable. Partly to mostly cloudy. .SUNDAY...Light and variable winds. Mostly sunny. .SUNDAY NIGHT...Light and variable winds. Partly cloudy. .MONDAY...Southeast winds less than 10 knots becoming south. Mostly cloudy. .TUESDAY...Southwest winds 10 knots or less becoming south. Scattered showers and thunderstorms. .WEDNESDAY...Southwest winds 5 to 10 knots becoming south. Showers likely with a chance of thunderstorms. Winds and waves higher in and near thunderstorms. $$