National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Current conditions at

Oak Ridge (KOQT)

Lat: 36.02°NLon: 84.23°WElev: 915ft.

Fair

86°F

30°C

Humidity 63%
Wind Speed NA
Barometer 30.11 in (1017.7 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 18 Jul 7:53 pm EDT
Extended Forecast for

Oak Ridge TN

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny and hot, with a high near 91. Heat index values as high as 100. West wind around 5 mph. Chance of precipitation is 70%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny and hot, with a high near 91. Calm wind. Chance of precipitation is 70%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm. Chance of precipitation is 40%.
Sunday
A chance of showers, then showers and thunderstorms likely after 11am. Partly sunny and hot, with a high near 91. Heat index values as high as 100. West wind around 5 mph. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny and hot, with a high near 91. Calm wind. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 73.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oak Ridge TN
 36°N 84.27°W (Elev. 981 ft)
Last Update:
7:07 pm EDT Jul 18, 2025
Forecast Valid:
8pm EDT Jul 18, 2025-6pm EDT Jul 25, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation