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

DEVILS POST PILE RAWS NEAR MAMMOTH LAKES 6WSW DPO (DPPC1)

Lat: 37.63°NLon: 119.09333°WElev: 8024.0ft.

NA

29°F

-2°C

Humidity 97%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 25 Dec 12:00 PM PST
Extended Forecast for

14 Miles SE Yosemite CA

Flood Watch December 25, 12:46pm until December 26, 04:00pm
Winter Storm Warning December 25, 12:46pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 25, 12:46pm until December 26, 04:00pm
    Winter Storm Warning December 25, 12:46pm until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Christmas Day

    High: 23 °F

    Snow Showers
    and Windy

  • Tonight

    Tonight: Snow showers. Some thunder is also possible. Steady temperature around 21. Wind chill values as low as 2. Windy, with a south southwest wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 21 to 27 inches possible.

    Low: 21 °F

    Snow Showers
    and Windy

  • Friday

    Friday: Snow showers. Some thunder is also possible. Temperature falling to around 15 by 5pm. Wind chill values as low as zero. Breezy, with a south southwest wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 22 °F⇓

    Snow Showers
    and Breezy

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 7. Wind chill values as low as -2. West northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 7 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 10am. Sunny and cold, with a high near 22. West northwest wind around 5 mph becoming calm in the morning.

    High: 22 °F

    Slight Chance
    Snow then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 10. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 10 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and cold, with a high near 28. North wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 28 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 15. Blustery, with a north wind 15 to 20 mph.

    Low: 15 °F

    Mostly Clear
    and Blustery

Detailed Forecast

Christmas Day
Snow showers. Some thunder is also possible. High near 23. Wind chill values as low as 3. Windy, with a south wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 28 to 34 inches possible.
Tonight
Snow showers. Some thunder is also possible. Steady temperature around 21. Wind chill values as low as 2. Windy, with a south southwest wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 21 to 27 inches possible.
Friday
Snow showers. Some thunder is also possible. Temperature falling to around 15 by 5pm. Wind chill values as low as zero. Breezy, with a south southwest wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 7. Wind chill values as low as -2. West northwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 20 percent chance of snow before 10am. Sunny and cold, with a high near 22. West northwest wind around 5 mph becoming calm in the morning.
Saturday Night
Mostly clear, with a low around 10. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny and cold, with a high near 28. North wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 15. Blustery, with a north wind 15 to 20 mph.
Monday
Sunny and cold, with a high near 32. Breezy, with a north northeast wind 10 to 20 mph.
Monday Night
Mostly clear, with a low around 21. North northeast wind around 15 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 37. North wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 24. North wind around 10 mph, with gusts as high as 15 mph.
Wednesday
Sunny, with a high near 37. North wind 5 to 10 mph becoming light and variable in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Yosemite CA
 37.63°N 119.34°W (Elev. 10243 ft)
Last Update:
11:57 am PST Dec 25, 2025
Forecast Valid:
12pm PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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