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

Areas of Fire Weather and Severe Thunderstorms on Friday

Critical fire weather is expected Friday across the Northern Plains, Upper Midwest, and southern High Plains due to gusty winds and low humidity. Severe thunderstorms capable of large to very large hail, wind damage and tornadoes will be possible Friday and Saturday across parts of the central Plains. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

50°F

10°C

Humidity 76%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 14 May 10:55 pm EDT
Extended Forecast for

3 Miles S Powell TN

  • Tonight

    Tonight: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. Calm wind.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. Southwest wind around 5 mph becoming calm.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 44. Calm wind.
Friday
Sunny, with a high near 77. Calm wind.
Friday Night
Partly cloudy, with a low around 53. Calm wind.
Saturday
Mostly sunny, with a high near 83. Light and variable 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 61. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 62. Southwest wind around 5 mph becoming calm.
Monday
Sunny and hot, with a high near 90.
Monday Night
Mostly clear, with a low around 64.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Powell TN
 35.99°N 84.02°W (Elev. 1102 ft)
Last Update:
9:41 pm EDT May 14, 2026
Forecast Valid:
11pm EDT May 14, 2026-6pm EDT May 21, 2026
 
Forecast Discussion
 
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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