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

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. 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

48°F

9°C

Humidity 71%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 23 Dec 08:15 PM PST
Extended Forecast for

21 Miles NNW Yosemite Valley CA

Flood Watch December 23, 09:02pm until December 26, 04:00pm
Winter Storm Warning December 23, 09:02pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 23, 09:02pm until December 26, 04:00pm
    Winter Storm Warning December 23, 09:02pm until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 35 °F

    Heavy Rain
    and Breezy

  • Wednesday

    Wednesday: Rain and snow before noon, then rain between noon and 1pm, then rain and snow after 1pm. The rain could be heavy at times. Some thunder is also possible. Snow level 6800 feet. Temperature falling to around 34 by 4pm. Wind chill values as low as 25. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 43 °F⇓

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow showers. Some thunder is also possible. Snow level 6600 feet. Steady temperature around 38. Wind chill values as low as 26. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 38 °F

    Rain/Snow and
    Breezy

  • Christmas Day

    Christmas Day: Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 38. Wind chill values as low as 20. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 38 °F

    Heavy Snow
    and Breezy

  • Thursday Night

    Thursday Night: Snow showers before 1am, then snow after 1am. The snow could be heavy at times. Some thunder is also possible. Low around 29. Breezy, with a south southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    Low: 29 °F

    Heavy Snow
    and Breezy

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 33. South southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 33 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 24. South southeast wind around 5 mph becoming east after midnight. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow. Mostly sunny, with a high near 33. East northeast wind around 5 mph becoming west in the afternoon.

    High: 33 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Rain, mainly between 10pm and 4am, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 35. Wind chill values as low as 28. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
Rain and snow before noon, then rain between noon and 1pm, then rain and snow after 1pm. The rain could be heavy at times. Some thunder is also possible. Snow level 6800 feet. Temperature falling to around 34 by 4pm. Wind chill values as low as 25. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow showers. Some thunder is also possible. Snow level 6600 feet. Steady temperature around 38. Wind chill values as low as 26. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Christmas Day
Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 38. Wind chill values as low as 20. Breezy, with a south wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Thursday Night
Snow showers before 1am, then snow after 1am. The snow could be heavy at times. Some thunder is also possible. Low around 29. Breezy, with a south southwest wind around 20 mph, with gusts as high as 35 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 33. South southwest wind 10 to 15 mph, with gusts as high as 20 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 24. South southeast wind around 5 mph becoming east after midnight. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 33. East northeast wind around 5 mph becoming west in the afternoon.
Saturday Night
Mostly clear, with a low around 27. East northeast wind around 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 39. Northeast wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 32. Northeast wind around 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 43. Northeast wind 5 to 15 mph.
Monday Night
Mostly clear, with a low around 38. East northeast wind around 15 mph.
Tuesday
A 10 percent chance of rain. Snow level 7300 feet rising to 8200 feet in the afternoon. Sunny, with a high near 47. East northeast wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NNW Yosemite Valley CA
 37.99°N 119.79°W (Elev. 6480 ft)
Last Update:
8:57 pm PST Dec 23, 2025
Forecast Valid:
9pm PST Dec 23, 2025-6pm PST Dec 30, 2025
 
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