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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Overcast

46°F

8°C

Humidity 87%
Wind Speed Calm
Barometer 29.84 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 3 Jan 1:35 am EST
Extended Forecast for

Powell TN

  • Overnight

    Overnight: A 50 percent chance of showers. Patchy fog after 4am. Otherwise, cloudy, with a low around 43. Calm wind. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A 20 percent chance of showers before 8am. Patchy fog before 1pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 59. Northeast wind around 5 mph becoming calm.

    High: 59 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. North wind around 5 mph becoming calm.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 51. Calm wind becoming north around 5 mph.

    High: 51 °F

    Sunny

  • Sunday Night

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

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 58. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. Southwest wind around 5 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers. Patchy fog after 4am. Otherwise, cloudy, with a low around 43. Calm wind. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 20 percent chance of showers before 8am. Patchy fog before 1pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 59. Northeast wind around 5 mph becoming calm.
Saturday Night
Partly cloudy, with a low around 31. North wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 51. Calm wind becoming north around 5 mph.
Sunday Night
Partly cloudy, with a low around 32. Calm wind.
Monday
Sunny, with a high near 58. Light south wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 43. Southwest wind around 5 mph.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 50.
Wednesday
Mostly cloudy, with a high near 66.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Thursday
A 30 percent chance of showers. Mostly cloudy, with a high near 69.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 57.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Powell TN
 36.03°N 83.99°W (Elev. 1070 ft)
Last Update:
12:31 am EST Jan 3, 2026
Forecast Valid:
1am EST Jan 3, 2026-6pm EST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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