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

Record Temperatures Expected Across the Southern US; Fire Weather Concerns in the Central US

Unseasonably warm temperatures continue today across the southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Dry and gusty winds will produce elevated to critical fire weather in the central and southern Plains and elevated conditions over portions of the Desert Southwest on Friday. Read More >

Current conditions at

Oak Ridge (KOQT)

Lat: 36.02°NLon: 84.23°WElev: 915ft.

Fair

73°F

23°C

Humidity 55%
Wind Speed SW 6 mph
Barometer 30.01 in (1015.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 26 Mar 9:53 pm EDT
Extended Forecast for

Harriman TN

  • Tonight

    Tonight: Mostly clear, with a low around 58. Southwest wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Showers likely, mainly after 4pm. Increasing clouds, with a high near 78. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Mostly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 34. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 60. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35. Northeast wind around 5 mph becoming calm.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68. Calm wind becoming south around 5 mph in the morning.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. South wind around 5 mph.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Southwest wind around 5 mph.
Friday
Showers likely, mainly after 4pm. Increasing clouds, with a high near 78. Southwest wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 34. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 60. Northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 35. Northeast wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 68. Calm wind becoming south around 5 mph in the morning.
Sunday Night
Partly cloudy, with a low around 48. South wind around 5 mph.
Monday
Partly sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 55.
Tuesday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 82.
Tuesday Night
A 10 percent chance of showers. Mostly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harriman TN
 35.93°N 84.56°W (Elev. 761 ft)
Last Update:
7:07 pm EDT Mar 26, 2026
Forecast Valid:
10pm EDT Mar 26, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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