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

28°F

-2°C

Humidity 95%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 25 Dec 12:00 PM PST
Extended Forecast for

9 Miles SW Tioga Pass CA

Flood Watch December 25, 01:03pm until December 26, 04:00pm
Winter Storm Warning December 25, 01:03pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 25, 01:03pm until December 26, 04:00pm
    Winter Storm Warning December 25, 01:03pm until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Christmas Day

    High: 28 °F

    Snow Showers
    and Breezy

  • Tonight

    Tonight: Snow showers. Some thunder is also possible. Low around 18. Wind chill values as low as 2. Windy, with a south southwest wind around 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

    Low: 18 °F

    Snow Showers
    and Windy

  • Friday

    Friday: Snow before 10am, then snow showers after 10am. Some thunder is also possible. High near 26. Wind chill values as low as zero. Breezy, with a southwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 26 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 6. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 6 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 10am. Sunny and cold, with a high near 28. Calm wind.

    High: 28 °F

    Slight Chance
    Snow then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 9. East wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 9 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 33. East wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 14. East northeast wind around 15 mph, with gusts as high as 30 mph.

    Low: 14 °F

    Clear

Detailed Forecast

Christmas Day
Snow showers. Some thunder is also possible. High near 28. Wind chill values as low as 7. Breezy, with a south southwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 15 to 21 inches possible.
Tonight
Snow showers. Some thunder is also possible. Low around 18. Wind chill values as low as 2. Windy, with a south southwest wind around 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.
Friday
Snow before 10am, then snow showers after 10am. Some thunder is also possible. High near 26. Wind chill values as low as zero. Breezy, with a southwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 6. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 20 percent chance of snow before 10am. Sunny and cold, with a high near 28. Calm wind.
Saturday Night
Mostly clear, with a low around 9. East wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 33. East wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Clear, with a low around 14. East northeast wind around 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 37. East northeast wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 20. East northeast wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 42. East northeast wind 5 to 10 mph becoming light north in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 24. East northeast wind around 5 mph.
Wednesday
Sunny, with a high near 42. East wind around 5 mph becoming calm in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Tioga Pass CA
 37.83°N 119.38°W (Elev. 9898 ft)
Last Update:
12:57 pm PST Dec 25, 2025
Forecast Valid:
1pm PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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