National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Mostly Cloudy

64°F

18°C

Humidity 63%
Wind Speed S 5 mph
Barometer 29.62 in (1003.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 13 May 4:56 pm EDT
Extended Forecast for

Watertown NY

Severe T-storm Warning until May 13, 06:00pm
Click here for hazard details and duration
Severe T-storm Warning
  •  
    Severe T-storm Warning until May 13, 06:00pm

    NOW until 6:00pm Wed

    Severe T-storm Warning

  • This Afternoon

    High: 62 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 42. Southwest wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Showers
    Likely then
    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 3pm. Mostly cloudy, with a high near 57. Light and variable wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 45. West wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 8am. Partly sunny, with a high near 64. North wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47. South wind around 6 mph.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Southwest wind 9 to 13 mph.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 52. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 62. South wind around 9 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 42. Southwest wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers after 3pm. Mostly cloudy, with a high near 57. Light and variable wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 45. West wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers before 8am. Partly sunny, with a high near 64. North wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 47. South wind around 6 mph.
Saturday
Mostly sunny, with a high near 73. Southwest wind 9 to 13 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 52. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 71.
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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:
3:57 pm EDT May 13, 2026
Forecast Valid:
5pm EDT May 13, 2026-6pm EDT May 20, 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