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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Fair

54°F

12°C

Humidity 47%
Wind Speed SW 6 G 14 mph
Barometer 29.93 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 1 Jan 3:55 pm EST
Extended Forecast for

Powell TN

  • Tonight

    Tonight: Mostly clear, with a low around 37. Southwest wind around 5 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 56. Southwest wind around 5 mph.

    High: 56 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Showers likely, mainly after 1am. Cloudy, with a low around 43. Calm wind becoming northeast around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 51. North wind around 5 mph. Chance of precipitation is 60%.

    High: 51 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. North wind around 5 mph becoming calm.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 50. North wind around 5 mph.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 37. Southwest wind around 5 mph.
Friday
Increasing clouds, with a high near 56. Southwest wind around 5 mph.
Friday Night
Showers likely, mainly after 1am. Cloudy, with a low around 43. Calm wind becoming northeast around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 51. North wind around 5 mph. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 34. North wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 50. North wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 32. Calm wind.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 62.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 64.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 65.
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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:
12:31 pm EST Jan 1, 2026
Forecast Valid:
4pm EST Jan 1, 2026-6pm EST Jan 8, 2026
 
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