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

Hazardous Weather Conditions

Current conditions at

Oak Ridge (KOQT)

Lat: 36.02°NLon: 84.23°WElev: 915ft.

Fair

90°F

32°C

Humidity 54%
Wind Speed W 6 mph
Barometer 29.92 in (1011.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 21 Sep 4:53 pm EDT
Extended Forecast for

Harriman TNSimilar City Names

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 86. Heat index values as high as 95. Calm wind.

    High: 86 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 86. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Calm wind. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Calm wind. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 86. Heat index values as high as 95. Calm wind.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 86. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 81. Calm wind. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 60%.
Thursday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Calm wind. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 54.
Monday
A slight chance of showers. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Harriman TNSimilar City Names
 35.93°N 84.56°W (Elev. 761 ft)
Last Update:
2:26 pm EDT Sep 21, 2026
Forecast Valid:
5pm EDT Sep 21, 2026-6pm EDT Sep 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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