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

-15°F

-26°C

Humidity 77%
Wind Speed Calm
Barometer 30.06 in (1019.5 mb)
Dewpoint -20°F (-29°C)
Visibility 10.00 mi
Last update 1 Feb 10:56 pm EST
Extended Forecast for

2 Miles WSW Henderson Harbor NY

  • Tonight

    Tonight: Increasing clouds, with a temperature rising to around -4 by 4am. Calm wind.

    Low: -13 °F⇑

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 20. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 20 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 10. Southwest wind around 6 mph.

    Low: 10 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 26. South wind 6 to 9 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow
    Showers

  • Tuesday Night

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 3. West wind around 6 mph. Chance of precipitation is 40%.

    Low: 3 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A slight chance of snow showers. Partly sunny, with a high near 18. West wind around 7 mph. Chance of precipitation is 20%.

    High: 18 °F

    Slight Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 4. Northwest wind 3 to 5 mph.

    Low: 4 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 19. West wind 3 to 7 mph.

    High: 19 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.

    Low: 8 °F

    Mostly Cloudy
    then Chance
    Snow Showers

Detailed Forecast

Tonight
Increasing clouds, with a temperature rising to around -4 by 4am. Calm wind.
Monday
Mostly sunny, with a high near 20. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 10. Southwest wind around 6 mph.
Tuesday
A chance of snow showers, mainly after 1pm. Mostly cloudy, with a high near 26. South wind 6 to 9 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 3. West wind around 6 mph. Chance of precipitation is 40%.
Wednesday
A slight chance of snow showers. Partly sunny, with a high near 18. West wind around 7 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 4. Northwest wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 19. West wind 3 to 7 mph.
Thursday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.
Friday
Snow showers. High near 26. Chance of precipitation is 80%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around -4. Chance of precipitation is 50%.
Saturday
A chance of snow showers. Partly sunny and cold, with a high near 5. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around -11.
Sunday
Mostly sunny and cold, with a high near 7.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Henderson Harbor NY
 43.85°N 76.18°W (Elev. 400 ft)
Last Update:
9:36 pm EST Feb 1, 2026
Forecast Valid:
11pm EST Feb 1, 2026-6pm EST Feb 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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