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

47°F

8°C

Humidity 100%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 24 Dec 12:15 AM PST
Extended Forecast for

Yosemite Valley CA

Flood Watch December 24, 01:07am until December 26, 04:00pm
Wind Advisory December 24, 01:07am until December 25, 04:00pm
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Flood Watch December 24, 01:07am until December 26, 04:00pm
    Wind Advisory December 24, 01:07am until December 25, 04:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 36 °F

    Rain

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 48. Wind chill values as low as 31. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 48 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 4am, then rain after 4am. Some of the storms could produce heavy rainfall. Low around 32. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 32 °F

    Heavy Rain

  • Christmas Day

    Christmas Day: Rain before 10am, then showers and possibly a thunderstorm after 10am. Some of the storms could produce heavy rainfall. High near 43. 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%. New rainfall amounts between 1 and 2 inches possible.

    High: 43 °F

    Heavy Rain
    and Breezy

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 30. Breezy, with a south southwest 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.

    Low: 30 °F

    Showers and
    Breezy

  • Friday

    Friday: Rain and snow showers before 1pm, then rain showers between 1pm and 4pm, then rain and snow showers likely after 4pm. Some thunder is also possible. Snow level 5100 feet. High near 40. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow likely, becoming all snow after 7pm. Mostly cloudy, with a low around 21. South wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Saturday

    Saturday: A chance of snow before 1pm, then a chance of rain between 1pm and 4pm, then a slight chance of rain and snow after 4pm. Partly sunny, with a high near 44. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 30%.

    High: 44 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Rain. Low around 36. South wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 48. Wind chill values as low as 31. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
Showers and possibly a thunderstorm before 4am, then rain after 4am. Some of the storms could produce heavy rainfall. Low around 32. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Christmas Day
Rain before 10am, then showers and possibly a thunderstorm after 10am. Some of the storms could produce heavy rainfall. High near 43. 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%. New rainfall amounts between 1 and 2 inches possible.
Thursday Night
Showers and possibly a thunderstorm. Low around 30. Breezy, with a south southwest 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.
Friday
Rain and snow showers before 1pm, then rain showers between 1pm and 4pm, then rain and snow showers likely after 4pm. Some thunder is also possible. Snow level 5100 feet. High near 40. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday Night
Rain and snow likely, becoming all snow after 7pm. Mostly cloudy, with a low around 21. South wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday
A chance of snow before 1pm, then a chance of rain between 1pm and 4pm, then a slight chance of rain and snow after 4pm. Partly sunny, with a high near 44. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 30%.
Saturday Night
A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and 10pm. Mostly clear, with a low around 23. East northeast wind around 10 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 49. Northeast wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 28. East northeast wind around 10 mph.
Monday
Sunny, with a high near 54. East northeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 33. East northeast wind 5 to 10 mph.
Tuesday
Sunny, with a high near 57. East northeast wind around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Yosemite Valley CA
 37.75°N 119.59°W (Elev. 4760 ft)
Last Update:
12:57 am PST Dec 24, 2025
Forecast Valid:
1am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
Forecast Discussion
 
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