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

44°F

7°C

Humidity 76%
Wind Speed S 3 mph
Barometer 30.18 in (1022.2 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 26 Apr 8:56 pm EDT
Extended Forecast for

Watertown International Airport NY

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. Light southeast wind increasing to 5 to 10 mph in the evening.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 67. South wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. South wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 60. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 41. Light and variable wind becoming southwest 5 to 7 mph in the evening. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 52. Northwest wind 8 to 10 mph. Chance of precipitation is 40%.

    High: 52 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Calm wind.
Monday
Sunny, with a high near 67. Light and variable wind.
Monday Night
Partly cloudy, with a low around 47. Light southeast wind increasing to 5 to 10 mph in the evening.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 67. South wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 46. South wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 60. South wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 41. Light and variable wind becoming southwest 5 to 7 mph in the evening. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly cloudy, with a high near 52. Northwest wind 8 to 10 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 35.
Friday
A chance of showers. Partly sunny, with a high near 50. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown International Airport NY
 43.99°N 76.03°W (Elev. 299 ft)
Last Update:
7:57 pm EDT Apr 26, 2026
Forecast Valid:
9pm EDT Apr 26, 2026-6pm EDT May 3, 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