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, McGhee Tyson Airport (KTYS)

Lat: 35.82°NLon: 83.99°WElev: 981ft.

Overcast

60°F

16°C

Humidity 84%
Wind Speed W 7 mph
Barometer 30.19 in (1021.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 25 Dec 1:53 am EST
Extended Forecast for

4 Miles N Shuckstack NC

  • Overnight

    Overnight: Mostly cloudy, with a low around 54. West wind around 5 mph.

    Low: 54 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: A 20 percent chance of showers after 3pm.  Mostly cloudy, with a high near 61. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 8pm.  Mostly cloudy, with a low around 55. West wind around 5 mph becoming south after midnight.

    Low: 55 °F

    Slight Chance
    Showers then
    Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm.  Partly sunny, with a high near 63. South wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 1am.  Mostly cloudy, with a low around 56. West wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Saturday

    Saturday: Partly sunny, with a high near 64. West wind around 5 mph.

    High: 64 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. South wind 5 to 10 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly after 1pm.  Mostly cloudy, with a high near 64.

    High: 64 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 1am.  Low around 39. Breezy.  Chance of precipitation is 80%.

    Low: 39 °F

    Breezy.
    Chance
    Showers then
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 54. West wind around 5 mph.
Christmas Day
A 20 percent chance of showers after 3pm. Mostly cloudy, with a high near 61. West wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 55. West wind around 5 mph becoming south after midnight.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 63. South wind 5 to 10 mph, with gusts as high as 25 mph.
Friday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 56. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 64. West wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 53. South wind 5 to 10 mph.
Sunday
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 64.
Sunday Night
Showers, mainly after 1am. Low around 39. Breezy. Chance of precipitation is 80%.
Monday
Rain showers likely before 1pm, then a chance of rain and snow showers. Mostly cloudy, with a high near 49. Breezy. Chance of precipitation is 60%.
Monday Night
A 10 percent chance of snow showers. Mostly cloudy, with a low around 16. Blustery.
Tuesday
Sunny, with a high near 28.
Tuesday Night
Mostly clear, with a low around 19.
Wednesday
Sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Shuckstack NC
 35.55°N 83.82°W (Elev. 3018 ft)
12:31 am EST Dec 25, 2025
2am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database