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.

A Few Clouds

89°F

32°C

Humidity 52%
Wind Speed E 5 mph
Barometer 30.27 in (1023.9 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 16 Sep 6:53 pm EDT
Extended Forecast for

4 Miles E Knoxville TN

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 70. East wind around 5 mph becoming calm.

    Low: 70 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind.

    High: 95 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 71. Calm wind.

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm.

    Low: 69 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Calm wind.

    High: 94 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 70. East wind around 5 mph becoming calm.
Thursday
A 10 percent chance of showers and thunderstorms after 5pm. Patchy fog before 9am. Otherwise, sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind.
Thursday Night
Partly cloudy, with a low around 71. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Northeast wind around 5 mph becoming calm.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Calm wind.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 70. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 69.
Monday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 93.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 90.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Knoxville TN
 35.98°N 83.86°W (Elev. 850 ft)
Last Update:
7:06 pm EDT Sep 16, 2026
Forecast Valid:
7pm EDT Sep 16, 2026-6pm EDT Sep 23, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation