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.

Partly Cloudy

63°F

17°C

Humidity 23%
Wind Speed NW 6 mph
Barometer 30.16 in (1021.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 19 Apr 5:53 pm EDT
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • Tonight

    Tonight: Mostly clear, with a low around 43. Northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. Light and variable wind becoming northwest 5 to 10 mph in the morning.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43. North wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. Southwest wind around 10 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 80. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. West wind around 5 mph becoming calm.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 43. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 68. Light and variable wind becoming northwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 43. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 52. Southwest wind around 10 mph.
Wednesday
Sunny, with a high near 80. West wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 54. West wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 57.
Friday
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 83.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
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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:
2:26 pm EDT Apr 19, 2026
Forecast Valid:
6pm EDT Apr 19, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation