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

29°F

-2°C

Humidity 94%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 25 Dec 01:00 PM PST
Extended Forecast for

5 Miles WSW Tioga Pass CA

Flood Watch December 25, 02:05pm until December 26, 04:00pm
Winter Storm Warning December 25, 02:05pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 25, 02:05pm until December 26, 04:00pm
    Winter Storm Warning December 25, 02:05pm until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Christmas Day

    High: 32 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers before 4am, then snow after 4am. Some thunder is also possible. Low around 16. Wind chill values as low as 7. South southwest wind around 15 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

    Low: 16 °F

    Snow Showers

  • Friday

    Friday: Snow before 10am, then snow showers after 10am. Some thunder is also possible. High near 30. Wind chill values as low as 4. Southwest wind 5 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 30 °F

    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 3. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 3 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 10am. Sunny and cold, with a high near 31. Calm wind.

    High: 31 °F

    Slight Chance
    Snow then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4. Calm wind becoming north around 5 mph.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 36. East wind around 5 mph becoming calm.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 11. East northeast wind around 5 mph, with gusts as high as 20 mph.

    Low: 11 °F

    Mostly Clear

Detailed Forecast

Christmas Day
Snow showers. Some thunder is also possible. High near 32. Wind chill values as low as 14. South southwest wind around 15 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 10 to 16 inches possible.
Tonight
Snow showers before 4am, then snow after 4am. Some thunder is also possible. Low around 16. Wind chill values as low as 7. South southwest wind around 15 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.
Friday
Snow before 10am, then snow showers after 10am. Some thunder is also possible. High near 30. Wind chill values as low as 4. Southwest wind 5 to 15 mph, with gusts as high as 40 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 3. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
A 20 percent chance of snow before 10am. Sunny and cold, with a high near 31. Calm wind.
Saturday Night
Mostly clear, with a low around 4. Calm wind becoming north around 5 mph.
Sunday
Sunny, with a high near 36. East wind around 5 mph becoming calm.
Sunday Night
Mostly clear, with a low around 11. East northeast wind around 5 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 40. East northeast wind around 5 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 16. East northeast wind around 5 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 46. Northeast wind around 5 mph becoming calm.
Tuesday Night
Mostly clear, with a low around 21. Calm wind.
Wednesday
Sunny, with a high near 45. Calm wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Tioga Pass CA
 37.88°N 119.34°W (Elev. 8799 ft)
Last Update:
1:57 pm PST Dec 25, 2025
Forecast Valid:
2pm PST Dec 25, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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