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.

Rain Fog/Mist

49°F

9°C

Humidity 90%
Wind Speed SE 10 G 21 mph
Barometer 29.81 in (1009.6 mb)
Dewpoint 46°F (8°C)
Visibility 5.00 mi
Wind Chill45°F (7°C)
Last update 13 May 7:56 am EDT
Extended Forecast for

Watertown NY

  • Today

    Today: Showers and possibly a thunderstorm. High near 61. South wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 61 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then a slight chance of showers after 3am. Mostly cloudy, with a low around 43. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 2pm. Mostly cloudy, with a high near 56. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 45. Light northwest wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 64. North wind 5 to 8 mph becoming west in the afternoon.

    High: 64 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. South wind 5 to 7 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. Southwest wind around 8 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 61. South wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely before 10pm, then a slight chance of showers after 3am. Mostly cloudy, with a low around 43. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers after 2pm. Mostly cloudy, with a high near 56. Light and variable wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 45. Light northwest wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 64. North wind 5 to 8 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 47. South wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 72. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 51. Southwest wind around 8 mph.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 81.
Monday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown NY
 43.98°N 75.91°W (Elev. 449 ft)
Last Update:
7:57 am EDT May 13, 2026
Forecast Valid:
8am EDT May 13, 2026-6pm EDT May 19, 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