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

TUOLUMNE MEADOWS TUM (TUMC1)

Lat: 37.87639°NLon: 119.34806°WElev: 8654.0ft.

NA

31°F

-1°C

Humidity 97%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 24 Dec 09:00 AM PST
Extended Forecast for

19 Miles NNW Yosemite CA

Flood Watch December 24, 09:49am until December 26, 04:00pm
Winter Storm Warning December 24, 09:49am until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 24, 09:49am until December 26, 04:00pm
    Winter Storm Warning December 24, 09:49am until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 41 °F

    Rain/Snow

  • Tonight

    Tonight: Snow showers before 4am, then snow after 4am. Some thunder is also possible. Low around 25. Wind chill values as low as 13. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 25 °F

    Snow Showers
    and Breezy

  • 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 36. Wind chill values as low as 11. Breezy, with a south wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.

    High: 36 °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 22. Wind chill values as low as 8. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.

    Low: 22 °F

    Heavy Snow
    and Breezy

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 33. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 33 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 12. South wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 12 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before 4pm. Partly sunny, with a high near 36. East northeast wind around 5 mph becoming north northwest in the afternoon. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 10pm. Mostly clear, with a low around 14. East northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 14 °F

    Slight Chance
    Snow then
    Mostly Clear

Detailed Forecast

Today
Rain and snow showers before 2pm, then rain showers between 2pm and 3pm, then snow showers after 3pm. The rain could be heavy at times. Some thunder is also possible. High near 41. Wind chill values as low as 22. South southwest wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers before 4am, then snow after 4am. Some thunder is also possible. Low around 25. Wind chill values as low as 13. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 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 36. Wind chill values as low as 11. Breezy, with a south wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.
Thursday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 22. Wind chill values as low as 8. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.
Friday
Snow. The snow could be heavy at times. High near 33. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 12. South wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Saturday
A 40 percent chance of snow, mainly before 4pm. Partly sunny, with a high near 36. East northeast wind around 5 mph becoming north northwest 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 14. East northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 41. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 18. East northeast wind around 15 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 47. Northeast wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 24. East northeast wind around 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 50. East northeast wind around 5 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
19 Miles NNW Yosemite CA
 38.02°N 119.63°W (Elev. 7077 ft)
Last Update:
8:57 am PST Dec 24, 2025
Forecast Valid:
9am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation