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.

Fair

75°F

24°C

Humidity 54%
Wind Speed Calm
Barometer 30.08 in (1017.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 8 Oct 11:53 am EDT
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. Calm wind becoming north around 5 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 57. Northeast wind around 10 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Friday

    Friday: Partly sunny, with a high near 82. Northeast wind around 10 mph.

    High: 82 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 59. Northeast wind around 5 mph.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers, mainly after 8am. High near 72. Breezy, with a northeast wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.

    High: 72 °F

    Showers and
    Breezy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 62. Northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 77. East wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely

  • Columbus Day

    Columbus Day: A 10 percent chance of showers before 8am. Partly sunny, with a high near 79.

    High: 79 °F

    Slight Chance
    Showers then
    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 83. Calm wind becoming north around 5 mph.
Tonight
Increasing clouds, with a low around 57. Northeast wind around 10 mph.
Friday
Partly sunny, with a high near 82. Northeast wind around 10 mph.
Friday Night
Mostly cloudy, with a low around 59. Northeast wind around 5 mph.
Saturday
Showers, mainly after 8am. High near 72. Breezy, with a northeast wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 62. Northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm. High near 77. East wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Columbus Day
A 10 percent chance of showers before 8am. Partly sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Knoxville, McGhee Tyson Airport TN
 35.83°N 83.98°W (Elev. 961 ft)
Last Update:
11:36 am EDT Oct 8, 2026
Forecast Valid:
12pm EDT Oct 8, 2026-6pm EDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation