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.

Overcast

72°F

22°C

Humidity 44%
Wind Speed NW 6 mph
Barometer 30.09 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 23 May 5:35 pm EDT
Extended Forecast for

Knoxville TN

  • Tonight

    Tonight: Mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of rain, mainly between 4pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 71. Calm wind. Chance of precipitation is 20%.

    High: 71 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms, then a chance of rain after 10pm. Mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 40%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Chance Rain

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 2pm. High near 71. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%.

    High: 71 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Cloudy, with a low around 58. Northeast wind around 5 mph. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    T-storms then
    Chance Rain

  • Memorial Day

    Memorial Day: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 74. Northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 74 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 63. Northeast wind around 5 mph becoming calm. Chance of precipitation is 90%.

    Low: 63 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 8am, then showers between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 74. Chance of precipitation is 90%.

    High: 74 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Northwest wind around 5 mph becoming calm in the evening.
Saturday
A slight chance of rain, mainly between 4pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 71. Calm wind. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms, then a chance of rain after 10pm. Mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 40%.
Sunday
Rain, with thunderstorms also possible after 2pm. High near 71. Calm wind becoming northeast around 5 mph. Chance of precipitation is 80%.
Sunday Night
A chance of showers and thunderstorms before 11pm, then a chance of rain after 11pm. Cloudy, with a low around 58. Northeast wind around 5 mph. Chance of precipitation is 50%.
Memorial Day
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 74. Northeast wind around 5 mph. Chance of precipitation is 60%.
Monday Night
Showers and possibly a thunderstorm. Low around 63. Northeast wind around 5 mph becoming calm. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm before 8am, then showers between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 74. Chance of precipitation is 90%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Wednesday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Knoxville TN
 35.98°N 83.94°W (Elev. 942 ft)
Last Update:
3:17 pm EDT May 23, 2025
Forecast Valid:
5pm EDT May 23, 2025-6pm EDT May 30, 2025
 
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