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

74°F

23°C

Humidity 85%
Wind Speed SW 3 mph
Barometer 30.30 in (1024.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 16 Sep 4:53 am EDT
Extended Forecast for

2 Miles ESE Knoxville TN

  • Today

    Today: Sunny and hot, with a high near 93. Heat index values as high as 99. Calm wind.

    High: 93 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind.

    High: 95 °F

    Hot

  • Thursday Night

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

    Low: 71 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. Calm wind becoming north around 5 mph.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. Northeast wind around 5 mph becoming calm.

    Low: 70 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93. Calm wind.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

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

    Low: 70 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 93. Heat index values as high as 99. Calm wind.
Tonight
Mostly clear, with a low around 70. Calm wind.
Thursday
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 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. Calm wind becoming north around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 70. Northeast wind around 5 mph becoming calm.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 93. Calm wind.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 70.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 92.
Sunday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny and hot, with a high near 92.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Knoxville TN
 35.96°N 83.91°W (Elev. 942 ft)
Last Update:
2:26 am EDT Sep 16, 2026
Forecast Valid:
5am EDT Sep 16, 2026-6pm EDT Sep 22, 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