


Great Lakes Forecast
Issued by NWS
Issued by NWS
501 FZUS61 KBUF 052002 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 401 PM EDT Thu Jun 5 2025 SLZ022-024-060300- Saint Lawrence River from Cape Vincent to Saint Regis 401 PM EDT Thu Jun 5 2025 .TONIGHT...Northwest winds less than 10 knots. Mostly cloudy. .FRIDAY...Light and variable winds. A chance of showers in the afternoon. .FRIDAY NIGHT...Northeast winds less than 10 knots. A chance of showers. .SATURDAY...North winds 10 knots or less. A chance of showers. .SATURDAY NIGHT...North winds less than 10 knots becoming northeast. A chance of showers in the evening. .SUNDAY...Northeast winds 10 knots or less becoming southeast. A chance of showers Sunday night. .MONDAY...South winds 5 to 10 knots. Showers likely. .TUESDAY...South winds 10 knots or less becoming southwest. Showers likely. $$