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

16°F

-9°C

Humidity 88%
Wind Speed Calm
Barometer 30.37 in (1029.2 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 24 Mar 5:56 am EDT
Extended Forecast for

Watertown International Airport NY

  • Today

    Today: Increasing clouds, with a high near 36. Light and variable wind becoming southwest 6 to 11 mph in the afternoon.

    High: 36 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Southwest wind 6 to 9 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 44. East wind 5 to 7 mph becoming south in the afternoon.

    High: 44 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 34. Southeast wind around 7 mph. Chance of precipitation is 40%.

    Low: 34 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 54. Southwest wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Rain showers likely before 5am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 23. Southwest wind 9 to 11 mph becoming northwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 23 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 30. North wind 11 to 13 mph.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 13. North wind around 7 mph.

    Low: 13 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 36. Light and variable wind becoming southwest 6 to 11 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 25. Southwest wind 6 to 9 mph.
Wednesday
Mostly cloudy, with a high near 44. East wind 5 to 7 mph becoming south in the afternoon.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 34. Southeast wind around 7 mph. Chance of precipitation is 40%.
Thursday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 54. Southwest wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain showers likely before 5am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 23. Southwest wind 9 to 11 mph becoming northwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly sunny, with a high near 30. North wind 11 to 13 mph.
Friday Night
Mostly clear, with a low around 13. North wind around 7 mph.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown International Airport NY
 43.99°N 76.03°W (Elev. 299 ft)
Last Update:
3:58 am EDT Mar 24, 2026
Forecast Valid:
6am EDT Mar 24, 2026-6pm EDT Mar 30, 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