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 >

Hazardous Weather Conditions

Current conditions at

Jackson, Jackson Hole Airport (KJAC)

Lat: 43.6°NLon: 110.73333°WElev: 6450.0ft.

Rain

34°F

1°C

Humidity 100%
Wind Speed SE 5 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 34°F (1°C)
Visibility 9.00 mi
Wind Chill29°F (-2°C)
Last update 24 Dec 09:05 PM MST
Extended Forecast for

4 Miles W Wilson WY

Winter Weather Advisory December 24, 11:00pm until December 25, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Snow showers, possibly mixed with rain. Snow level 9100 feet lowering to 8500 feet after midnight . Steady temperature around 36. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of around an inch possible.

    Low: 36 °F

    Rain/Snow and
    Breezy

  • Christmas Day

    Christmas Day: Snow showers likely, mainly before noon. Some thunder is also possible. Mostly cloudy, with a temperature falling to around 29 by 5pm. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 33 °F⇓

    Snow Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Snow showers. Some thunder is also possible. Low around 28. South southwest wind 8 to 11 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Snow Showers

  • Friday

    Friday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 28. South southwest wind 8 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 28 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow showers. Low around 17. Southwest wind 9 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 17 °F

    Snow Showers

  • Saturday

    Saturday: Snow showers. Some thunder is also possible. High near 20. West southwest wind 8 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    High: 20 °F

    Snow Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 2. West wind 5 to 7 mph, with gusts as high as 22 mph.

    Low: 2 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 16.

    High: 16 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

Detailed Forecast

Tonight
Snow showers, possibly mixed with rain. Snow level 9100 feet lowering to 8500 feet after midnight . Steady temperature around 36. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of around an inch possible.
Christmas Day
Snow showers likely, mainly before noon. Some thunder is also possible. Mostly cloudy, with a temperature falling to around 29 by 5pm. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Thursday Night
Snow showers. Some thunder is also possible. Low around 28. South southwest wind 8 to 11 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 28. South southwest wind 8 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Friday Night
Snow showers. Low around 17. Southwest wind 9 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow showers. Some thunder is also possible. High near 20. West southwest wind 8 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Saturday Night
A 50 percent chance of snow showers before 11pm. Mostly cloudy, with a low around 2. West wind 5 to 7 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 16.
Sunday Night
Mostly clear, with a low around 4.
Monday
Sunny, with a high near 22.
Monday Night
Mostly clear, with a low around 10.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Wilson WY
 43.49°N 110.96°W (Elev. 8474 ft)
Last Update:
7:32 pm MST Dec 24, 2025
Forecast Valid:
9pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation