Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Jacksboro Campbell County Airport (KJAU)

Lat: 36.33°NLon: 84.16°WElev: 1180ft.

Fair

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 12 Aug 2:35 am EDT
Extended Forecast for

5 Miles SW Maynardville TN

Flood Watch August 12, 07:00am until August 12, 03:00pm
Click here for hazard details and duration
Flood Watch
  • Overnight

    Overnight: A chance of showers, with thunderstorms also possible after 5am.  Mostly cloudy, with a low around 71. Southwest wind around 5 mph.  Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny, with a high near 88. Heat index values as high as 95. Southwest wind around 5 mph.  New rainfall amounts between a quarter and half of an inch possible.

    High: 88 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly between 10pm and 2am.  Partly cloudy, with a low around 71. Calm wind.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly between noon and 5pm.  Mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 99. Calm wind becoming west around 5 mph in the afternoon.

    High: 89 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 11am.  Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 8pm.  Partly cloudy, with a low around 74. Calm wind.  Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 71. Southwest wind around 5 mph. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 88. Heat index values as high as 95. Southwest wind around 5 mph. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly between 10pm and 2am. Partly cloudy, with a low around 71. Calm wind. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers and thunderstorms, mainly between noon and 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 89. Heat index values as high as 99. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 73. Calm wind.
Friday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny and hot, with a high near 91. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 74. Calm wind. Chance of precipitation is 30%.
Saturday
Mostly sunny and hot, with a high near 92.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
Mostly sunny and hot, with a high near 93.
Sunday Night
Mostly clear, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 92.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Maynardville TN
 36.2°N 83.86°W (Elev. 1240 ft)
2:41 am EDT Aug 12, 2026
2am EDT Aug 12, 2026-6pm EDT Aug 18, 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