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

50°F

10°C

Humidity 82%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 45°F (7°C)
Visibility 8.00 mi
Last update 28 Feb 8:30 pm EST
Extended Forecast for

3 Miles E Heiskell TN

  • Tonight

    Tonight: Increasing clouds, with a low around 45. Calm wind.

    Low: 45 °F

    Increasing
    Clouds

  • Sunday

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

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 1am. Increasing clouds, 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. Cloudy, with a high near 59. Northeast wind around 5 mph becoming calm in the morning.

    High: 59 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 69. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 69 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 49. Southwest wind 5 to 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 45. Calm wind.
Sunday
Mostly sunny, with a high near 68. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 43. Northeast wind around 5 mph.
Monday
A 30 percent chance of showers. Cloudy, with a high near 59. Northeast wind around 5 mph becoming calm in the morning.
Monday Night
Mostly cloudy, with a low around 46. Calm wind.
Tuesday
Mostly cloudy, with a high near 69. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 49. Southwest wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 74.
Wednesday Night
Mostly cloudy, with a low around 55.
Thursday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 30%.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 57.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 76.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 59.
Saturday
A 50 percent chance of showers. Partly 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:
6:26 pm EST Feb 28, 2026
Forecast Valid:
8pm EST Feb 28, 2026-6pm EST Mar 7, 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