Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Watertown, Watertown International Airport (KART)

Lat: 43.99°NLon: 76.02°WElev: 325ft.

Fair

73°F

23°C

Humidity 69%
Wind Speed SW 6 mph
Barometer 29.87 in (1011.0 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 6:56 pm EDT
Extended Forecast for

6 Miles SW Clayton NY

  • Tonight

    Tonight: Partly cloudy, with a low around 57. West wind 3 to 8 mph.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 76. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 76 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am.  Otherwise, mostly clear, with a low around 54. Light and variable wind.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, sunny, with a high near 78. Light and variable wind.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Calm wind becoming east around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 80. Southeast wind 5 to 8 mph becoming south in the afternoon.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers, then showers and possibly a thunderstorm after 8pm.  Low around 61. South wind around 6 mph.  Chance of precipitation is 90%.

    Low: 61 °F

    Showers

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 75. Southwest wind 7 to 11 mph.  Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 54. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. West wind 3 to 8 mph.
Thursday
Partly sunny, with a high near 76. Calm wind becoming west 5 to 7 mph in the afternoon.
Thursday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 54. Light and variable wind.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 78. Light and variable wind.
Friday Night
Mostly clear, with a low around 58. Calm wind becoming east around 5 mph.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Southeast wind 5 to 8 mph becoming south in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers, then showers and possibly a thunderstorm after 8pm. Low around 61. South wind around 6 mph. Chance of precipitation is 90%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Southwest wind 7 to 11 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Monday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Clayton NY
 44.18°N 76.18°W (Elev. 308 ft)
6:30 pm EDT Aug 19, 2026
7pm EDT Aug 19, 2026-6pm EDT Aug 26, 2026
 
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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