Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Williamsburg-Whitley County Airport (KBYL)

Lat: 36.8°NLon: 84.2°WElev: 1165ft.

A Few Clouds

85°F

29°C

Humidity 49%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 19 Aug 2:15 pm EDT
Extended Forecast for

7 Miles WNW Newcomb TN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am.  Increasing clouds, with a low around 68. Calm wind.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Partly Cloudy
    then Showers
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms after 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 84. Southwest wind around 5 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly between 10pm and 2am.  Increasing clouds, with a low around 67. Calm wind.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 11am.  Partly sunny, with a high near 83. Calm wind becoming west around 5 mph.  Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 8pm.  Partly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 86. Calm wind.
Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 68. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely before 1pm, then a slight chance of showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 84. Southwest wind around 5 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 40 percent chance of showers and thunderstorms, mainly between 10pm and 2am. Increasing clouds, with a low around 67. Calm wind.
Friday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 83. Calm wind becoming west around 5 mph. Chance of precipitation is 50%.
Friday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 62.
Monday
Mostly sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WNW Newcomb TN
 36.57°N 84.33°W (Elev. 1476 ft)
2:26 pm EDT Aug 19, 2026
2pm EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database