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

47°F

8°C

Humidity 28%
Wind Speed S 8 mph
Barometer 30.13 in (1020.7 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 21 Apr 4:56 pm EDT
Extended Forecast for

Watertown International Airport NY

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. South wind around 10 mph, with gusts as high as 23 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. South wind 5 to 7 mph becoming northwest in the afternoon.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. North wind 6 to 8 mph.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Calm wind becoming northeast 5 to 7 mph after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 54. North wind around 8 mph.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34. East wind around 7 mph.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 58. East wind around 8 mph. Chance of precipitation is 30%.

    High: 58 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. South wind around 10 mph, with gusts as high as 23 mph.
Wednesday
Partly sunny, with a high near 57. South wind 5 to 7 mph becoming northwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 36. Calm wind.
Thursday
Mostly sunny, with a high near 55. North wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 32. Calm wind becoming northeast 5 to 7 mph after midnight.
Friday
Sunny, with a high near 54. North wind around 8 mph.
Friday Night
Mostly clear, with a low around 34. East wind around 7 mph.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 58. East wind around 8 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 64.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 40%.
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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:
3:58 pm EDT Apr 21, 2026
Forecast Valid:
5pm EDT Apr 21, 2026-6pm EDT Apr 28, 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