Great Lakes Forecast
Issued by NWS
Issued by NWS
495 FZUS61 KBUF 141502 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 AM EST Fri Nov 14 2025 SLZ022-142200- Saint Lawrence River from Cape Vincent to Ogdensburg- 1002 AM EST Fri Nov 14 2025 .THIS AFTERNOON...West winds less than 10 knots becoming northwest. A chance of rain showers late. .TONIGHT...Northwest winds less than 10 knots. Mostly cloudy. .SATURDAY...Light and variable winds becoming southeast 5 to 10 knots. Rain showers in the afternoon. .SATURDAY NIGHT...Southeast winds 5 to 15 knots becoming west. Rain showers. .SUNDAY...West winds 10 to 15 knots. Snow showers likely with rain showers during the day, then a chance of snow showers Sunday night. .MONDAY...West winds 5 to 15 knots. A chance of snow showers during the day. .TUESDAY...West winds less than 10 knots. Mostly cloudy. $$ SLZ024-142200- Saint Lawrence River from Ogdensburg to Saint Regis- 1002 AM EST Fri Nov 14 2025 .THIS AFTERNOON...West winds less than 10 knots becoming northwest. Mostly cloudy. .TONIGHT...Light and variable winds. Mostly cloudy. .SATURDAY...Light and variable winds. Rain showers likely in the afternoon. .SATURDAY NIGHT...East winds 10 knots or less becoming west. Rain showers in the evening, then rain and snow showers overnight. .SUNDAY...West winds 10 to 15 knots. Snow and rain showers during the day, then snow showers likely Sunday night. .MONDAY...West winds 5 to 15 knots. A chance of snow showers during the day. .TUESDAY...West winds 10 knots or less. Mostly cloudy. $$