Great Lakes Forecast
Issued by NWS
Issued by NWS
077 FZUS61 KBUF 280902 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 402 AM EST Sun Dec 28 2025 SLZ022-281600- Saint Lawrence River from Cape Vincent to Ogdensburg- 402 AM EST Sun Dec 28 2025 .TODAY...Light and variable winds. A chance of freezing rain late. .TONIGHT...Northeast winds 10 knots or less becoming east 10 to 15 knots. Freezing rain in the evening, then freezing rain and rain after midnight. .MONDAY...Southeast winds 15 to 25 knots becoming southwest to 30 knots. Rain showers, snow showers and freezing rain in the morning, then snow and rain showers in the afternoon. .MONDAY NIGHT...Southwest winds to 30 knots becoming west 15 to 25 knots. Lake effect snow showers. .TUESDAY...West winds 15 to 25 knots diminishing to 5 to 10 knots. Snow showers during the day, then a chance of snow showers Tuesday night. .WEDNESDAY...Southwest winds 5 to 10 knots becoming west. Lake effect snow showers. .THURSDAY...West winds 10 knots or less becoming southwest. A chance of snow showers. $$ SLZ024-281600- Saint Lawrence River from Ogdensburg to Saint Regis- 402 AM EST Sun Dec 28 2025 .TODAY...Light and variable winds. Partly sunny this morning, then becoming mostly cloudy. .TONIGHT...Northeast winds 5 to 15 knots. A chance of freezing rain early, then freezing rain from late evening on. .MONDAY...East winds 15 to 20 knots becoming southwest and increasing to 30 knots. Rain showers and freezing rain in the morning, then rain showers with snow showers and freezing rain likely in the afternoon. .MONDAY NIGHT...Southwest winds to 30 knots becoming west. Lake effect snow showers with freezing lake effect rain likely in the evening, then lake effect snow showers overnight. .TUESDAY...West winds to 30 knots diminishing to 10 to 15 knots. Snow showers during the day, then a chance of snow showers Tuesday night. .WEDNESDAY...Southwest winds 5 to 10 knots becoming west. Lake effect snow showers likely. .THURSDAY...Southwest winds 5 to 10 knots. A chance of snow showers. $$