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.

Mostly Cloudy

76°F

24°C

Humidity 47%
Wind Speed S 14 G 21 mph
Barometer 30.13 in (1019.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 2 Apr 10:53 pm EDT
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South wind around 10 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 3pm. Partly sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. South wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 81. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 56. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 56 °F

    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm. High near 66. Northwest wind 5 to 10 mph. Chance of precipitation is 80%.

    High: 66 °F

    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. North wind around 5 mph.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 62. South wind around 10 mph.
Friday
A 20 percent chance of showers after 3pm. Partly sunny, with a high near 82. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 61. South wind around 5 mph.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 81. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Saturday Night
Showers and possibly a thunderstorm. Low around 56. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm. High near 66. Northwest wind 5 to 10 mph. Chance of precipitation is 80%.
Sunday Night
Partly cloudy, with a low around 42. North wind around 5 mph.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 73.
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Forecast Area
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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:
7:06 pm EDT Apr 2, 2026
Forecast Valid:
11pm EDT Apr 2, 2026-6pm EDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation