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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Knoxville Downtown Airport (KDKX)

Lat: 35.97°NLon: 83.87°WElev: 827ft.

Overcast

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 54°F (12°C)
Visibility 7.00 mi
Last update 25 Dec 5:30 am EST
Extended Forecast for

6 Miles NW Seymour TN

  • Christmas Day

    Christmas Day: A slight chance of showers between noon and 2pm. Partly sunny, with a high near 69. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. Southwest wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers. Mostly cloudy, with a high near 71. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly before 1am. Patchy fog between 1am and 3am. Otherwise, mostly cloudy, with a low around 60. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Partly sunny, with a high near 73. Southwest wind around 5 mph.

    High: 73 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Calm wind becoming south around 5 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 72. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 72 °F

    Cloudy then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 1am. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

Detailed Forecast

Christmas Day
A slight chance of showers between noon and 2pm. Partly sunny, with a high near 69. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 58. Southwest wind around 5 mph becoming calm.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 71. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 40 percent chance of showers, mainly before 1am. Patchy fog between 1am and 3am. Otherwise, mostly cloudy, with a low around 60. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 73. Southwest wind around 5 mph.
Saturday Night
Mostly cloudy, with a low around 55. Calm wind becoming south around 5 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 72. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Showers, mainly after 1am. Low around 42. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Sunny, with a high near 36.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Seymour TN
 35.95°N 83.83°W (Elev. 892 ft)
Last Update:
12:31 am EST Dec 25, 2025
Forecast Valid:
5am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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