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

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

66°F

19°C

Humidity 37%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 27 Feb 5:15 pm EST
Extended Forecast for

3 Miles E Heiskell TN

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67. Calm wind.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 67. Calm wind becoming west around 5 mph in the afternoon.

    High: 67 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 43. Northeast wind around 5 mph.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly before 1pm. Cloudy, with a high near 57. Northeast wind around 5 mph.

    High: 57 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 44. East wind around 5 mph becoming south after midnight.

    Low: 44 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Calm wind.
Saturday
Sunny, with a high near 67. Calm wind.
Saturday Night
Mostly clear, with a low around 44. Calm wind.
Sunday
Increasing clouds, with a high near 67. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 43. Northeast wind around 5 mph.
Monday
A 30 percent chance of showers, mainly before 1pm. Cloudy, with a high near 57. Northeast wind around 5 mph.
Monday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 44. East wind around 5 mph becoming south after midnight.
Tuesday
Mostly cloudy, with a high near 67.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 49.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 72.
Wednesday Night
Mostly cloudy, with a low around 53.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 57.
Friday
A 50 percent chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Heiskell TN
 36.12°N 83.98°W (Elev. 892 ft)
Last Update:
1:26 pm EST Feb 27, 2026
Forecast Valid:
5pm EST Feb 27, 2026-6pm EST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation