National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Knoxville, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Mostly Cloudy

77°F

25°C

Humidity 74%
Wind Speed S 5 mph
Barometer 30.01 in (1014.8 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Sep 9:53 am EDT
Extended Forecast for

Corryton TN

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Increasing clouds, with a low around 68. Calm wind. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Calm wind. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 2am, then showers likely between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 70%.

    Low: 65 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 79. Calm wind. Chance of precipitation is 90%.

    High: 79 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 61. North wind around 5 mph becoming calm. Chance of precipitation is 80%.

    Low: 61 °F

    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 77. Calm wind becoming northeast around 5 mph. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 97. Calm wind.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Increasing clouds, with a low around 68. Calm wind. Chance of precipitation is 40%.
Tuesday
A slight chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 87. Calm wind. Chance of precipitation is 40%.
Tuesday Night
Showers and thunderstorms likely before 2am, then showers likely between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm. High near 79. Calm wind. Chance of precipitation is 90%.
Wednesday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 61. North wind around 5 mph becoming calm. Chance of precipitation is 80%.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 77. Calm wind becoming northeast around 5 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 52.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Corryton TN
 36.13°N 83.81°W (Elev. 1086 ft)
Last Update:
6:56 am EDT Sep 21, 2026
Forecast Valid:
10am EDT Sep 21, 2026-6pm EDT Sep 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation