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 >

Hazardous Weather Conditions

Current conditions at

Oak Ridge (KOQT)

Lat: 36.02°NLon: 84.23°WElev: 915ft.

Mostly Cloudy

74°F

23°C

Humidity 88%
Wind Speed Calm
Barometer 30.00 in (1013.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 20 Aug 5:53 am EDT
Extended Forecast for

3 Miles ESE Rockwood TN

  • Today

    Today: A chance of showers and thunderstorms before 11am, then a chance of showers and thunderstorms after 2pm.  Cloudy, then gradually becoming mostly sunny and hot, with a high near 90. Heat index values as high as 99. Calm wind becoming west around 5 mph.  Chance of precipitation is 40%.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 4am.  Mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 4pm.  Partly sunny, with a high near 88. Heat index values as high as 95. Calm wind.

    High: 88 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny and hot, with a high near 90. Calm wind becoming northwest around 5 mph.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 11am, then a chance of showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny and hot, with a high near 90. Heat index values as high as 99. Calm wind becoming west around 5 mph. Chance of precipitation is 40%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 69. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 88. Heat index values as high as 95. Calm wind.
Friday Night
Partly cloudy, with a low around 66. Calm wind.
Saturday
Sunny and hot, with a high near 90. Calm wind becoming northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 65. Calm wind.
Sunday
Sunny, with a high near 87. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 62.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 65.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Rockwood TN
 35.85°N 84.65°W (Elev. 932 ft)
2:26 am EDT Aug 20, 2026
6am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database