


Great Lakes Forecast
Issued by NWS
Issued by NWS
292 FZUS61 KBUF 142002 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 402 PM EDT Tue Oct 14 2025 SLZ022-024-150300- Saint Lawrence River from Cape Vincent to Saint Regis 402 PM EDT Tue Oct 14 2025 .TONIGHT...Southwest winds 10 knots or less becoming north 10 to 15 knots. Mainly clear early, then becoming mostly cloudy. .WEDNESDAY...North winds 10 to 15 knots. Becoming mostly sunny. .WEDNESDAY NIGHT...North winds 5 to 10 knots. Mainly clear. .THURSDAY...North winds 5 to 10 knots. Sunny. .THURSDAY NIGHT...North winds 5 to 10 knots becoming light and variable. Mainly clear. .FRIDAY...Light and variable winds. A chance of rain showers Friday night. .SATURDAY...South winds 5 to 10 knots. A chance of showers. .SUNDAY...South winds 5 to 10 knots becoming southwest. Showers. $$