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 96%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 24 Dec 06:00 PM PST
Extended Forecast for

18 Miles WNW Tioga Pass CA

Flood Watch December 24, 07:13pm until December 26, 04:00pm
Winter Storm Warning December 24, 07:13pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 24, 07:13pm until December 26, 04:00pm
    Winter Storm Warning December 24, 07:13pm until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 25 °F

    Snow and
    Windy

  • Christmas Day

    Christmas Day: Snow before 10am, then snow showers after 10am. Some thunder is also possible. High near 24. Wind chill values as low as 3. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 18 to 24 inches possible.

    High: 24 °F

    Snow and
    Windy

  • Thursday Night

    Thursday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 19. Wind chill values as low as 3. Windy, with a south southwest wind 30 to 35 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

    Low: 19 °F

    Heavy Snow
    and Windy

  • Friday

    Friday: Snow before 10am, then snow showers between 10am and 1pm, then snow after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 22. Wind chill values as low as 2. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 22 °F

    Heavy Snow
    and Windy

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 9. Southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 9 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 4pm. Mostly sunny and cold, with a high near 21. Southeast wind around 5 mph becoming west northwest in the morning. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 10pm. Mostly clear, with a low around 12. Blustery, with an east northeast wind 15 to 25 mph.

    Low: 12 °F

    Blustery.
    Slight Chance
    Snow then
    Mostly Clear

  • Sunday

    Sunday: Sunny and cold, with a high near 26. Blustery, with a north wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 26 °F

    Sunny and
    Blustery then
    Sunny

Detailed Forecast

Tonight
Snow. Steady temperature around 25. Wind chill values as low as 6. Windy, with a south southwest wind 20 to 25 mph increasing to 30 to 35 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 10 to 16 inches possible.
Christmas Day
Snow before 10am, then snow showers after 10am. Some thunder is also possible. High near 24. Wind chill values as low as 3. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 18 to 24 inches possible.
Thursday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 19. Wind chill values as low as 3. Windy, with a south southwest wind 30 to 35 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.
Friday
Snow before 10am, then snow showers between 10am and 1pm, then snow after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 22. Wind chill values as low as 2. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 9. Southwest wind around 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 30 percent chance of snow, mainly before 4pm. Mostly sunny and cold, with a high near 21. Southeast wind around 5 mph becoming west northwest in the morning. 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 12. Blustery, with an east northeast wind 15 to 25 mph.
Sunday
Sunny and cold, with a high near 26. Blustery, with a north wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly clear, with a low around 18. Blustery, with a northeast wind 20 to 25 mph.
Monday
Sunny and cold, with a high near 31. Blustery, with a northeast wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon.
Monday Night
Mostly clear, with a low around 23. Blustery, with an east northeast wind around 20 mph.
Tuesday
Sunny, with a high near 36. Northeast wind 5 to 15 mph.
Tuesday Night
Mostly clear, with a low around 26. Northeast wind around 10 mph.
Wednesday
A 20 percent chance of snow. Mostly sunny, with a high near 36. Northeast wind around 5 mph becoming west in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles WNW Tioga Pass CA
 38.03°N 119.54°W (Elev. 10105 ft)
Last Update:
6:57 pm PST Dec 24, 2025
Forecast Valid:
7pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
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