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.

Rain

52°F

11°C

Humidity 57%
Wind Speed SW 3 mph
Barometer 29.98 in (1014.5 mb)
Dewpoint 37°F (3°C)
Visibility 8.00 mi
Last update 21 Feb 1:53 am EST
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • Overnight

    Overnight: Showers likely, mainly between 4am and 5am. Cloudy, with a low around 46. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 61. North wind around 5 mph.

    High: 61 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly between 8pm and 2am. Cloudy, with a low around 34. North wind 5 to 10 mph.

    Low: 34 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of flurries before 7am, then a chance of sprinkles and flurries between 7am and 9am, then a chance of sprinkles after 9am. Partly sunny, with a high near 41. Breezy, with a west wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 41 °F

    Chance
    Sprinkles/Flurries
    then Breezy

  • Sunday Night

    Sunday Night: A chance of sprinkles and flurries before 8pm, then a chance of flurries. Mostly cloudy, with a low around 25. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Chance
    Sprinkles/Flurries
    then Slight
    Chance Snow
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 36. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 36 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.

    Low: 20 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly between 4am and 5am. Cloudy, with a low around 46. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 30 percent chance of showers, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 61. North wind around 5 mph.
Saturday Night
A 40 percent chance of showers, mainly between 8pm and 2am. Cloudy, with a low around 34. North wind 5 to 10 mph.
Sunday
A chance of flurries before 7am, then a chance of sprinkles and flurries between 7am and 9am, then a chance of sprinkles after 9am. Partly sunny, with a high near 41. Breezy, with a west wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
A chance of sprinkles and flurries before 8pm, then a chance of flurries. Mostly cloudy, with a low around 25. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly cloudy, with a high near 36. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 20. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 59. Breezy.
Wednesday Night
A 50 percent chance of showers. Cloudy, with a low around 48.
Thursday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 38.
Friday
A 20 percent chance of showers. Sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Knoxville, McGhee Tyson Airport TN
 35.81°N 84.01°W (Elev. 899 ft)
Last Update:
1:26 am EST Feb 21, 2026
Forecast Valid:
2am EST Feb 21, 2026-6pm EST Feb 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation