Great Lakes Forecast
Issued by NWS
Issued by NWS
051 FZUS61 KBUF 020803 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 403 AM EDT Tue Jun 2 2026 SLZ022-024-021500- Saint Lawrence River from Cape Vincent to Saint Regis 403 AM EDT Tue Jun 2 2026 .TODAY...Southwest winds 10 knots or less becoming north. Mostly sunny. .TONIGHT...Northwest winds less than 10 knots. Partly cloudy in the evening, then becoming mainly clear. .WEDNESDAY...Light and variable winds becoming west 5 to 10 knots. Sunny. .WEDNESDAY NIGHT...Southwest winds 10 knots or less. Mainly clear. .THURSDAY...Southwest winds 5 to 10 knots. Partly to mostly cloudy. .FRIDAY...Southwest winds 10 knots or less. A chance of showers. .SATURDAY...Southwest winds less than 10 knots. A chance of showers. $$