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 NNW Lenoir City TN

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 5pm.  Partly sunny and hot, with a high near 90. Heat index values as high as 99. Calm wind becoming west around 5 mph in the afternoon.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 9pm.  Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 88. Heat index values as high as 95. Calm wind becoming west around 5 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph.

    High: 90 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 66. West wind around 5 mph becoming calm.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 88 °F

    Sunny

  • Sunday Night

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

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny and hot, with a high near 90. Heat index values as high as 99. Calm wind becoming west around 5 mph in the afternoon.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 88. Heat index values as high as 95. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
Friday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 67. Calm wind.
Saturday
Mostly sunny and hot, with a high near 90. Calm wind becoming west around 5 mph.
Saturday Night
Mostly clear, with a low around 66. West wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 63.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 66.
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 NNW Lenoir City TN
 35.85°N 84.29°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

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database