Great Lakes Forecast
Issued by NWS
Issued by NWS
790 FZUS61 KBUF 292355 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 655 PM EST Mon Dec 29 2025 SLZ022-024-300400- Saint Lawrence River from Cape Vincent to Saint Regis 655 PM EST Mon Dec 29 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT... .TONIGHT...Southwest winds to 30 knots becoming west 15 to 25 knots. Snow showers likely. .TUESDAY...West winds 15 to 25 knots. A chance of snow showers through early afternoon. .TUESDAY NIGHT...West winds 15 to 25 knots diminishing to 10 to 15 knots. Partly to mostly cloudy. .WEDNESDAY...West winds 5 to 10 knots. A chance of snow showers in the afternoon. .WEDNESDAY NIGHT...West winds less than 10 knots. A chance of snow showers. .THURSDAY...West winds 10 knots or less becoming southwest. Partly to mostly cloudy. .FRIDAY...Southwest winds 10 knots or less becoming west. A chance of snow showers. .SATURDAY...Northwest winds less than 10 knots. A chance of snow showers Saturday night. $$