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

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

75°F

24°C

Humidity 39%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 15 May 6:35 pm EDT
Extended Forecast for

Knoxville TN

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 62. South wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 91. Light south wind becoming southwest 5 to 10 mph in the afternoon.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. South wind around 5 mph becoming calm after midnight.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 56. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 86. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 62. South wind around 5 mph becoming calm in the evening.
Sunday
Sunny and hot, with a high near 90. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 91. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 66. South wind around 5 mph becoming calm after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 84. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 63. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Knoxville TN
 35.98°N 83.94°W (Elev. 942 ft)
Last Update:
2:26 pm EDT May 15, 2026
Forecast Valid:
6pm EDT May 15, 2026-6pm EDT May 22, 2026
 
Forecast Discussion
 
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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