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

YOSEMITE VALLEY NEAR YOSEMITE VILLAGE 1NNW YYV (YYVC1)

Lat: 37.74972°NLon: 119.58944°WElev: 4022.0ft.

NA

43°F

6°C

Humidity 98%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 24 Dec 07:15 AM PST
Extended Forecast for

22 Miles E Twain Harte CA

Flood Watch December 24, 07:52am until December 26, 04:00pm
Winter Storm Warning December 24, 07:52am until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 24, 07:52am until December 26, 04:00pm
    Winter Storm Warning December 24, 07:52am until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 38 °F⇓

    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Rain and snow showers, becoming all snow after 10pm. Some thunder is also possible. Steady temperature around 34. Wind chill values as low as 19. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 34 °F

    Breezy.
    Rain/Snow
    then Snow
    Showers

  • Christmas Day

    Christmas Day: Snow before 10am, then snow showers after 10am. The snow could be heavy at times. Some thunder is also possible. High near 33. Wind chill values as low as 17. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    High: 33 °F

    Heavy Snow
    and Breezy

  • Thursday Night

    Thursday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 28. Wind chill values as low as 16. Breezy, with a south southwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    Low: 28 °F

    Heavy Snow
    and Breezy

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 29. South southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 29 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 20. Southeast wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 4pm. Partly sunny, with a high near 34. East northeast wind around 5 mph becoming west in the afternoon. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 10pm. Mostly clear, with a low around 23. East northeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 23 °F

    Slight Chance
    Snow then
    Mostly Clear

Detailed Forecast

Today
Rain showers before 9am, then rain and snow showers. The rain could be heavy at times. Some thunder is also possible. Snow level 7900 feet lowering to 6700 feet. Temperature falling to around 32 by 4pm. Wind chill values as low as 23. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.
Tonight
Rain and snow showers, becoming all snow after 10pm. Some thunder is also possible. Steady temperature around 34. Wind chill values as low as 19. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Christmas Day
Snow before 10am, then snow showers after 10am. The snow could be heavy at times. Some thunder is also possible. High near 33. Wind chill values as low as 17. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Thursday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 28. Wind chill values as low as 16. Breezy, with a south southwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Friday
Snow. The snow could be heavy at times. High near 29. South southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 20. Southeast wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Saturday
A 30 percent chance of snow, mainly before 4pm. Partly sunny, with a high near 34. East northeast wind around 5 mph becoming west in the afternoon. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 10pm. Mostly clear, with a low around 23. East northeast wind around 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 38. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 28. East northeast wind around 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 44. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 33. Northeast wind around 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 47. Northeast wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles E Twain Harte CA
 38.06°N 119.84°W (Elev. 6598 ft)
Last Update:
6:57 am PST Dec 24, 2025
Forecast Valid:
7am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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