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

55°F

13°C

Humidity 64%
Wind Speed SW 8 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 18 Feb 1:53 am EST
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. Southwest wind around 15 mph, with gusts as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 65. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 65 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers, mainly after 8pm. Cloudy, with a low around 57. Southwest wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 74. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 74 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A slight chance of showers, then showers and possibly a thunderstorm after 1am. Low around 58. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 58 °F

    Slight Chance
    Showers then
    Showers

  • Friday

    Friday: A 40 percent chance of showers before 1pm. Mostly sunny, with a high near 69. Southwest wind around 15 mph, with gusts as high as 20 mph.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. West wind around 5 mph becoming east after midnight.

    Low: 47 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. Southwest wind around 15 mph, with gusts as high as 20 mph.
Wednesday
A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 65. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
A 50 percent chance of showers, mainly after 8pm. Cloudy, with a low around 57. Southwest wind 5 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 74. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 25 mph.
Thursday Night
A slight chance of showers, then showers and possibly a thunderstorm after 1am. Low around 58. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday
A 40 percent chance of showers before 1pm. Mostly sunny, with a high near 69. Southwest wind around 15 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. West wind around 5 mph becoming east after midnight.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 62.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 37.
Sunday
A slight chance of rain and snow showers before 1pm. Mostly sunny, with a high near 45. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Partly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 47.
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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:
1:26 am EST Feb 18, 2026
Forecast Valid:
2am EST Feb 18, 2026-6pm EST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation