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

26°F

-3°C

Humidity 88%
Wind Speed Calm
Barometer 30.45 in (1031.6 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 12 Apr 6:56 am EDT
Extended Forecast for

Watertown International Airport NY

  • Today

    Today: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 56. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tonight

    Tonight: Showers, mainly before 10pm. Low around 47. Breezy, with a south wind 13 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers then
    Chance
    Showers and
    Breezy

  • Monday

    Monday: Showers, mainly before 2pm. High near 63. Southwest wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 47. Southwest wind 5 to 14 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 67. South wind 7 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 50. Southwest wind 6 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 68. Southwest wind around 7 mph. Chance of precipitation is 70%.

    High: 68 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 52. Southwest wind around 6 mph. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.

    High: 68 °F

    Showers
    Likely

Detailed Forecast

Today
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 56. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers, mainly before 10pm. Low around 47. Breezy, with a south wind 13 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers, mainly before 2pm. High near 63. Southwest wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers. Mostly cloudy, with a low around 47. Southwest wind 5 to 14 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 67. South wind 7 to 14 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 50. Southwest wind 6 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 68. Southwest wind around 7 mph. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 52. Southwest wind around 6 mph. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 68. Chance of precipitation is 70%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.
Friday
Partly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 47.
Saturday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
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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 Apr 12, 2026
Forecast Valid:
7am EDT Apr 12, 2026-6pm EDT Apr 18, 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