Great Lakes Forecast
Issued by NWS
Issued by NWS
667 FZUS61 KBUF 120302 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 1002 PM EST Tue Nov 11 2025 SLZ022-121000- Saint Lawrence River from Cape Vincent to Ogdensburg- 1002 PM EST Tue Nov 11 2025 .OVERNIGHT...Southwest winds 5 to 15 knots. Snow and rain after midnight. .WEDNESDAY...South winds 5 to 15 knots becoming southwest. Snow and rain in the morning, then rain and snow showers in the afternoon. .WEDNESDAY NIGHT...West winds 5 to 10 knots. Rain showers in the evening, then rain and snow showers overnight. .THURSDAY...West winds 5 to 10 knots. Rain and snow showers likely in the morning, then rain showers likely in the afternoon. .THURSDAY NIGHT...West winds 10 knots or less. A chance of rain and snow showers in the evening, then a chance of snow showers, rain showers and freezing rain likely overnight. .FRIDAY...Northwest winds 10 knots or less. A chance of rain showers, snow showers and freezing rain likely during the day. .SATURDAY...Northwest winds 10 knots or less becoming southeast. Rain likely with a chance of freezing rain Saturday night. .SUNDAY...Southeast winds 5 to 10 knots becoming west. Rain likely with a chance of freezing rain during the day, then rain and snow showers likely Sunday night. $$ SLZ024-121000- Saint Lawrence River from Ogdensburg to Saint Regis- 1002 PM EST Tue Nov 11 2025 .OVERNIGHT...Southwest winds 5 to 10 knots. A chance of snow showers. Snow late. .WEDNESDAY...South winds 5 to 10 knots becoming southwest. Snow in the morning, then rain and snow showers early in the afternoon. Rain showers late. .WEDNESDAY NIGHT...Southwest winds less than 10 knots becoming west. Rain and snow showers. .THURSDAY...West winds 10 knots or less. Snow and rain showers. .THURSDAY NIGHT...West winds less than 10 knots. A chance of rain and snow showers in the evening, then a chance of snow showers overnight. .FRIDAY...West winds less than 10 knots becoming northwest. A chance of snow showers during the day. .SATURDAY...Northwest winds less than 10 knots. A chance of freezing rain Saturday night. .SUNDAY...East winds 10 knots or less becoming west. Rain likely with a chance of freezing rain during the day, then rain and snow showers likely Sunday night. $$