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

59°F

15°C

Humidity 63%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 17 Feb 12:15 pm EST
Extended Forecast for

Powell TN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 66. Southwest wind 5 to 10 mph.

    High: 66 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 64. Southwest wind around 15 mph, with gusts as high as 30 mph.

    High: 64 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 57. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 71. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 71 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 69. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 69 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.

    Low: 46 °F

    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Mostly sunny, with a high near 58.

    High: 58 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 66. Southwest wind 5 to 10 mph.
Tonight
Mostly cloudy, with a low around 54. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday
Cloudy, with a high near 64. Southwest wind around 15 mph, with gusts as high as 30 mph.
Wednesday Night
A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 57. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 71. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 69. Southwest wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 50%.
Saturday
A 40 percent chance of showers. Mostly sunny, with a high near 58.
Saturday Night
A 40 percent chance of showers. Partly cloudy, with a low around 37.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Powell TN
 36.03°N 83.99°W (Elev. 1070 ft)
Last Update:
12:06 pm EST Feb 17, 2026
Forecast Valid:
12pm EST Feb 17, 2026-6pm EST Feb 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation