Great Lakes Forecast
Issued by NWS
Issued by NWS
913 FZUS61 KBUF 052102 GLFSL Forecast for the Saint Lawrence River including the Thousand Islands Region National Weather Service Buffalo NY 402 PM EST Wed Nov 5 2025 SLZ022-060400- Saint Lawrence River from Cape Vincent to Ogdensburg- 402 PM EST Wed Nov 5 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EST THURSDAY... .TONIGHT...Northwest winds 15 to 25 knots. Rain showers this evening, then a chance of rain showers after midnight. .THURSDAY...Northwest winds 5 to 15 knots becoming west. Partly sunny early, then becoming mostly sunny. .THURSDAY NIGHT...West winds 10 knots or less becoming south. Partly cloudy in the evening, then becoming mostly cloudy. .FRIDAY...South winds 5 to 15 knots. A chance of rain showers in the morning, then rain showers in the afternoon. .FRIDAY NIGHT...South winds 5 to 15 knots becoming southwest. Showers. .SATURDAY...West winds 10 knots or less becoming northeast. Rain showers during the day, then a chance of rain and snow showers Saturday night. .SUNDAY...Northeast winds 5 to 10 knots becoming west. Rain and snow showers. .MONDAY...West winds 5 to 10 knots. A chance of snow showers. $$ SLZ024-060400- Saint Lawrence River from Ogdensburg to Saint Regis- 402 PM EST Wed Nov 5 2025 .TONIGHT...North winds 15 to 20 knots becoming northwest. Rain showers this evening, then a chance of rain showers after midnight. .THURSDAY...Northwest winds 15 to 20 knots becoming west 10 to 15 knots. Becoming mostly sunny. .THURSDAY NIGHT...West winds 10 knots or less becoming south. Partly cloudy in the evening, then becoming mostly cloudy. .FRIDAY...South winds 10 knots or less. A chance of rain and snow showers in the morning, then rain showers in the afternoon. .FRIDAY NIGHT...South winds 5 to 15 knots becoming southwest. Showers. .SATURDAY...West winds 10 knots or less becoming northeast. Rain showers during the day, then a chance of rain and snow showers Saturday night. .SUNDAY...Northeast winds 5 to 10 knots becoming west. Rain and snow showers. .MONDAY...West winds 5 to 10 knots. A chance of snow showers. $$