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

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

A Few Clouds

76°F

24°C

Humidity 50%
Wind Speed Calm
Barometer 30.01 in (1015.5 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 6 Oct 6:53 pm EDT
Extended Forecast for

Knoxville TN

  • Tonight

    Tonight: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83. Northeast wind around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 58. Northeast wind around 5 mph becoming calm.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 8am, then a slight chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after 8pm. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 54. Calm wind.
Wednesday
Sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 57. Calm wind.
Thursday
Sunny, with a high near 84. Calm wind.
Thursday Night
Mostly clear, with a low around 57. Calm wind.
Friday
Mostly sunny, with a high near 83. Northeast wind around 5 mph.
Friday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 58. Northeast wind around 5 mph becoming calm.
Saturday
A slight chance of showers before 8am, then a slight chance of showers after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 20%.
Saturday Night
A 50 percent chance of showers, mainly after 8pm. Mostly cloudy, with a low around 60.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Columbus Day
A 20 percent chance of showers. Mostly cloudy, with a high near 77.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Knoxville TN
 35.98°N 83.91°W (Elev. 896 ft)
Last Update:
7:06 pm EDT Oct 6, 2026
Forecast Valid:
7pm EDT Oct 6, 2026-6pm EDT Oct 13, 2026
 
Forecast Discussion
 
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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