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

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 28 Feb 1:35 am EST
Extended Forecast for

3 Miles E Heiskell TN

  • Overnight

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

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68. Calm wind.

    High: 68 °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 northwest around 5 mph in the morning.

    High: 67 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 40. North wind around 5 mph.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers. Cloudy, with a high near 55. Northeast wind around 5 mph.

    High: 55 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 38. Calm wind.
Saturday
Sunny, with a high near 68. Calm wind.
Saturday Night
Mostly clear, with a low around 44. Calm wind.
Sunday
Increasing clouds, with a high near 67. Calm wind becoming northwest around 5 mph in the morning.
Sunday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 40. North wind around 5 mph.
Monday
A 40 percent chance of showers. Cloudy, with a high near 55. Northeast wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 45. Calm wind.
Tuesday
Mostly cloudy, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 49.
Wednesday
A 20 percent chance of showers. Mostly cloudy, with a high near 72.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Friday
A 40 percent chance of showers. Mostly sunny, with a high near 78.
Basemap Options
Click map to change the forecast location
Loading map...
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 am EST Feb 28, 2026
Forecast Valid:
1am EST Feb 28, 2026-6pm EST Mar 6, 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