Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

79°F

26°C

Humidity 62%
Wind Speed S 9 mph
Barometer 29.95 in (1013.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 22 May 6:53 pm EDT
Extended Forecast for

3 Miles NNW Knoxville, McGhee Tyson Airport TN

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then a chance of showers after 11pm.  Low around 64. Southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm.  High near 80. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 83. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 80%.

    High: 83 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 11pm, then showers likely.  Low around 64. Calm wind.  Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Memorial Day

    Memorial Day: Showers, with thunderstorms also possible after 11am.  High near 80. Calm wind.  Chance of precipitation is 90%.

    High: 80 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 64. Calm wind.  Chance of precipitation is 80%.

    Low: 64 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 80. Chance of precipitation is 90%.

    High: 80 °F

    Showers then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 65. Chance of precipitation is 70%.

    Low: 65 °F

    T-storms
    Likely then
    Showers
    Likely

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then a chance of showers after 11pm. Low around 64. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 80. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and thunderstorms likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 83. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 64. Calm wind. Chance of precipitation is 80%.
Memorial Day
Showers, with thunderstorms also possible after 11am. High near 80. Calm wind. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm. Low around 64. Calm wind. Chance of precipitation is 80%.
Tuesday
Showers and possibly a thunderstorm. High near 80. Chance of precipitation is 90%.
Tuesday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 65. Chance of precipitation is 70%.
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 thunderstorms. Low around 64. Chance of precipitation is 80%.
Thursday
Showers and thunderstorms. High near 82. Chance of precipitation is 80%.
Thursday Night
Showers and thunderstorms. Low around 63. Chance of precipitation is 80%.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Knoxville, McGhee Tyson Airport TN
 35.85°N 84.01°W (Elev. 928 ft)
7:06 pm EDT May 22, 2026
7pm EDT May 22, 2026-6pm EDT May 29, 2026
 
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Additional Resources

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