National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fair

31°F

-1°C

Humidity 47%
Wind Speed N 10 mph
Barometer 30.02 in (1017.4 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 15 Feb 2:56 pm EST
Extended Forecast for

3 Miles SSE Henderson Harbor NY

  • Tonight

    Tonight: A chance of snow between 10pm and 2am. Mostly cloudy, with a low around 23. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 23 °F

    Chance Snow

  • Washington's Birthday

    Washington's Birthday: Mostly cloudy, with a high near 37. Calm wind becoming south 5 to 8 mph in the morning.

    High: 37 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of showers. Patchy fog before 4am. Otherwise, cloudy, with a low around 30. Light and variable wind becoming south 6 to 11 mph in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 37. Southwest wind 5 to 7 mph.

    High: 37 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. Calm wind becoming east around 5 mph after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain and snow. High near 36. East wind 6 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 36 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 1am, then a chance of snow. Cloudy, with a low around 22. Northeast wind 8 to 10 mph. Chance of precipitation is 70%.

    Low: 22 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of showers before 1pm. Partly sunny, with a high near 35. Northeast wind around 7 mph. Chance of precipitation is 30%.

    High: 35 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.

    Low: 24 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Tonight
A chance of snow between 10pm and 2am. Mostly cloudy, with a low around 23. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.
Washington's Birthday
Mostly cloudy, with a high near 37. Calm wind becoming south 5 to 8 mph in the morning.
Monday Night
A chance of showers. Patchy fog before 4am. Otherwise, cloudy, with a low around 30. Light and variable wind becoming south 6 to 11 mph in the evening. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Mostly cloudy, with a high near 37. Southwest wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 23. Calm wind becoming east around 5 mph after midnight.
Wednesday
Rain and snow. High near 36. East wind 6 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain and snow likely before 1am, then a chance of snow. Cloudy, with a low around 22. Northeast wind 8 to 10 mph. Chance of precipitation is 70%.
Thursday
A chance of showers before 1pm. Partly sunny, with a high near 35. Northeast wind around 7 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Friday
Showers likely. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 34. Chance of precipitation is 50%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 30. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Henderson Harbor NY
 43.83°N 76.12°W (Elev. 466 ft)
Last Update:
12:36 pm EST Feb 15, 2026
Forecast Valid:
3pm EST Feb 15, 2026-6pm EST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation