Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fair

64°F

18°C

Humidity 84%
Wind Speed E 3 mph
Barometer 29.97 in (1014.5 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 26 Aug 9:56 pm EDT
Extended Forecast for

Watertown NY

  • Tonight

    Tonight: Partly cloudy, with a low around 64. South wind 5 to 9 mph.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 78. Southwest wind around 14 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 58. Southwest wind 3 to 8 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 72. Northwest wind around 6 mph.

    High: 72 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74. Light and variable wind becoming west 5 to 8 mph in the morning.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59. South wind 3 to 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 76. Southwest wind 7 to 10 mph.

    High: 76 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers.  Mostly cloudy, with a low around 62. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. South wind 5 to 9 mph.
Thursday
A chance of showers before 2pm, then showers likely and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 78. Southwest wind around 14 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 58. Southwest wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 72. Northwest wind around 6 mph.
Friday Night
Mostly clear, with a low around 52. Calm wind.
Saturday
Sunny, with a high near 74. Light and variable wind becoming west 5 to 8 mph in the morning.
Saturday Night
Partly cloudy, with a low around 59. South wind 3 to 5 mph.
Sunday
Partly sunny, with a high near 76. Southwest wind 7 to 10 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Tuesday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Watertown NY
 43.98°N 75.91°W (Elev. 449 ft)
9:57 pm EDT Aug 26, 2026
10pm EDT Aug 26, 2026-6pm EDT Sep 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database