


Great Lakes Forecast
Issued by NWS
Issued by NWS
797 FZUS61 KBUF 070201 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1001 PM EDT Fri Jun 6 2025 SLZ022-024-070900- Saint Lawrence River from Cape Vincent to Saint Regis 1001 PM EDT Fri Jun 6 2025 .OVERNIGHT...Light and variable winds. Mostly cloudy. .SATURDAY...Light and variable winds becoming north 5 to 10 knots. Partly to mostly sunny. .SATURDAY NIGHT...North winds less than 10 knots. Mainly clear. .SUNDAY...Northeast winds less than 10 knots becoming east. Mostly sunny in the morning, then becoming partly sunny. .SUNDAY NIGHT...East winds 10 knots or less becoming southeast. A chance of showers. .MONDAY...Southeast winds 10 knots or less becoming south. A chance of showers during the day, then showers likely Monday night. .TUESDAY...South winds 10 knots or less becoming southwest. Showers with a chance of thunderstorms. .WEDNESDAY...Southwest winds 5 to 10 knots. A chance of showers. Winds and waves higher in and near thunderstorms. $$