Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

73°F

23°C

Humidity 84%
Wind Speed E 8 mph
Barometer 30.05 in (1016.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 23 May 8:53 pm EDT
Extended Forecast for

Knoxville, McGhee Tyson Airport TN

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a chance of showers between 4am and 5am.  Mostly cloudy, with a low around 64. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm.  Partly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm.  Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely

  • Memorial Day

    Memorial Day: Showers, with thunderstorms also possible after 11am.  High near 81. Calm wind.  Chance of precipitation is 90%.

    High: 81 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then showers likely.  Low around 65. East wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 80%.

    Low: 65 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 11am.  High near 83. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 90%.

    High: 83 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers.  Low around 65. Calm wind.  Chance of precipitation is 80%.

    Low: 65 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 8am.  High near 83. Chance of precipitation is 80%.

    High: 83 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Low around 64. Chance of precipitation is 80%.

    Low: 64 °F

    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 4am, then a chance of showers between 4am and 5am. Mostly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers after 11pm. Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Memorial Day
Showers, with thunderstorms also possible after 11am. High near 81. Calm wind. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 65. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 83. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 90%.
Tuesday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 65. Calm wind. Chance of precipitation is 80%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 83. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 64. Chance of precipitation is 80%.
Thursday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 61. Chance of precipitation is 80%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Knoxville, McGhee Tyson Airport TN
 35.83°N 83.98°W (Elev. 961 ft)
7:06 pm EDT May 23, 2026
9pm EDT May 23, 2026-6pm EDT May 30, 2026
 
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