Great Lakes Forecast
Issued by NWS
Issued by NWS
958 FZUS61 KBUF 010902 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 402 AM EST Mon Dec 1 2025 SLZ022-011600- Saint Lawrence River from Cape Vincent to Ogdensburg- 402 AM EST Mon Dec 1 2025 .TODAY...Northwest winds 10 to 15 knots becoming light and variable. Partly sunny early, then becoming mostly sunny. .TONIGHT...Light and variable winds. A chance of snow showers late. .TUESDAY...Southeast winds less than 10 knots becoming northeast. Snow likely. .TUESDAY NIGHT...Northeast winds less than 10 knots. A chance of snow showers in the evening. .WEDNESDAY...South winds 5 to 15 knots becoming southwest. A chance of snow showers during the day, then snow showers Wednesday night. .THURSDAY...Northwest winds 10 knots or less becoming southwest. Snow showers during the day. .FRIDAY...South winds 5 to 10 knots. A chance of snow showers Friday night. $$ SLZ024-011600- Saint Lawrence River from Ogdensburg to Saint Regis- 402 AM EST Mon Dec 1 2025 .TODAY...Northwest winds 5 to 15 knots becoming west less than 10 knots. Partly sunny early, then becoming mostly sunny. .TONIGHT...Light and variable winds. A chance of snow showers late. .TUESDAY...Southeast winds less than 10 knots becoming northeast. Snow likely. .TUESDAY NIGHT...Northeast winds less than 10 knots. A chance of snow showers in the evening. .WEDNESDAY...South winds 5 to 15 knots becoming southwest 15 to 20 knots. A chance of snow showers during the day, then snow showers Wednesday night. .THURSDAY...West winds 5 to 15 knots becoming southwest less than 10 knots. Snow showers during the day. .FRIDAY...South winds 5 to 10 knots. A chance of snow showers Friday night. $$