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.

Overcast

42°F

6°C

Humidity 73%
Wind Speed S 5 mph
Barometer 29.93 in (1013.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 2 May 8:56 pm EDT
Extended Forecast for

Watertown International Airport NY

  • Tonight

    Tonight: A chance of showers, mainly before 10pm. Widespread frost after 4am. Otherwise, partly cloudy, with a low around 32. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Chance
    Showers then
    Frost

  • Sunday

    Sunday: Areas of frost before 7am. Otherwise, sunny, with a high near 52. Southwest wind 7 to 15 mph.

    High: 52 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 41. Southwest wind 9 to 13 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 62. Southwest wind around 15 mph.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Mostly cloudy, with a low around 50. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 50 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 64. Southwest wind around 14 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely. Cloudy, with a low around 42. Southwest wind 5 to 7 mph. Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 54. West wind 5 to 8 mph. Chance of precipitation is 60%.

    High: 54 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.

    Low: 40 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly before 10pm. Widespread frost after 4am. Otherwise, partly cloudy, with a low around 32. Southwest wind 3 to 6 mph. Chance of precipitation is 30%.
Sunday
Areas of frost before 7am. Otherwise, sunny, with a high near 52. Southwest wind 7 to 15 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 41. Southwest wind 9 to 13 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Partly sunny, with a high near 62. Southwest wind around 15 mph.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 50. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 64. Southwest wind around 14 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely. Cloudy, with a low around 42. Southwest wind 5 to 7 mph. Chance of precipitation is 70%.
Wednesday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 54. West wind 5 to 8 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 53. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 38.
Saturday
A chance of showers. Mostly sunny, with a high near 56. Chance of precipitation is 30%.
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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 May 2, 2026
Forecast Valid:
9pm EDT May 2, 2026-6pm EDT May 9, 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