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

Oak Ridge (KOQT)

Lat: 36.02°NLon: 84.23°WElev: 915ft.

Fair

70°F

21°C

Humidity 93%
Wind Speed W 6 mph
Barometer 30.04 in (1015.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 12 Aug 2:53 am EDT
Extended Forecast for

Oak Ridge 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 72. Calm wind.  Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny and hot, with a high near 91. Heat index values as high as 101. Calm wind becoming south around 5 mph in the afternoon.  New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms, mainly between 8pm and 2am.  Mostly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm.  Partly sunny and hot, with a high near 92. Heat index values as high as 103. Calm wind becoming southwest around 5 mph.

    High: 92 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 94. Calm wind becoming west around 5 mph.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers, with thunderstorms also possible after 5am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 101. Calm wind becoming south around 5 mph in the afternoon. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A 40 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 72. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Partly sunny and hot, with a high near 92. Heat index values as high as 103. Calm wind becoming southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 74. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Calm wind becoming west around 5 mph.
Friday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. Calm wind.
Saturday
Mostly sunny and hot, with a high near 95.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
Mostly sunny and hot, with a high near 96.
Sunday Night
Mostly clear, with a low around 75.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95.
Monday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 73.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Oak Ridge TN
 36.03°N 84.27°W (Elev. 797 ft)
2:41 am EDT Aug 12, 2026
3am 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