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

33°F

1°C

Humidity 66%
Wind Speed Calm
Barometer 30.19 in (1022.5 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 14 Feb 2:53 am EST
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • Overnight

    Overnight: Mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 61. Calm wind becoming southwest around 5 mph.

    High: 61 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Rain, mainly after 2am. Low around 44. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Slight Chance
    Rain then
    Rain

  • Sunday

    Sunday: Rain. High near 52. Northeast wind around 5 mph. Chance of precipitation is 100%.

    High: 52 °F

    Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 45. Northeast wind around 5 mph.

    Low: 45 °F

    Chance Rain

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 63. Northeast wind around 5 mph becoming calm in the afternoon.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 31. Calm wind.
Saturday
Increasing clouds, with a high near 61. Calm wind becoming southwest around 5 mph.
Saturday Night
Rain, mainly after 2am. Low around 44. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. High near 52. Northeast wind around 5 mph. Chance of precipitation is 100%.
Sunday Night
A 30 percent chance of rain before 1am. Mostly cloudy, with a low around 45. Northeast wind around 5 mph.
Washington's Birthday
Mostly sunny, with a high near 63. Northeast wind around 5 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 43. Calm wind.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
Mostly cloudy, with a low around 52.
Wednesday
Mostly cloudy, with a high near 69. Breezy.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Mostly cloudy, with a high near 71.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 68.
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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 14, 2026
Forecast Valid:
3am EST Feb 14, 2026-6pm EST Feb 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation