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 >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

32°F

0°C

Humidity 98%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 24 Dec 05:00 AM PST
Extended Forecast for

12 Miles WNW Tioga Pass CA

Flood Watch December 24, 05:21am until December 26, 04:00pm
Winter Storm Warning December 24, 05:21am until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 24, 05:21am until December 26, 04:00pm
    Winter Storm Warning December 24, 05:21am until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 25 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: Snow before 7am, then snow showers after 7am. The snow could be heavy at times. Some thunder is also possible.  Temperature rising to near 32 by noon, then falling to around 25 during the remainder of the day. 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 13 to 19 inches possible.

    High: 32 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers before 4am, then snow after 4am. Some thunder is also possible.  Steady temperature around 24. Wind chill values as low as 6. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 45 mph.  Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    Low: 24 °F

    Snow Showers
    and Breezy

  • Christmas Day

    Christmas Day: Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible.  High near 27. Wind chill values as low as 5. Breezy, with a south southwest wind around 25 mph, with gusts as high as 50 mph.  Chance of precipitation is 100%. New snow accumulation of 18 to 24 inches possible.

    High: 27 °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 18. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

    Low: 18 °F

    Heavy Snow
    and Windy

  • Friday

    Friday: Snow. The snow could be heavy at times.  High near 24. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 24 °F

    Heavy Snow
    and Breezy

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 7. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 7 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 40 percent chance of snow, mainly before 4pm.  Partly sunny and cold, with a high near 26. East wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 26 °F

    Chance Snow

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 25. Wind chill values as low as 12. Breezy, with a south southwest wind around 20 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 7 to 11 inches possible.
Wednesday
Snow before 7am, then snow showers after 7am. The snow could be heavy at times. Some thunder is also possible. Temperature rising to near 32 by noon, then falling to around 25 during the remainder of the day. 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 13 to 19 inches possible.
Wednesday Night
Snow showers before 4am, then snow after 4am. Some thunder is also possible. Steady temperature around 24. Wind chill values as low as 6. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Christmas Day
Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 27. Wind chill values as low as 5. Breezy, with a south southwest wind around 25 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 18. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.
Friday
Snow. The snow could be heavy at times. High near 24. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 7. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Saturday
A 40 percent chance of snow, mainly before 4pm. Partly sunny and cold, with a high near 26. East wind 5 to 10 mph becoming north northeast in the afternoon.
Saturday Night
A 20 percent chance of snow before 10pm. Mostly clear, with a low around 10. East northeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny and cold, with a high near 31. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 14. East northeast wind around 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 37. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 19. East northeast wind around 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 41. East northeast wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WNW Tioga Pass CA
 38°N 119.45°W (Elev. 9859 ft)
4:57 am PST Dec 24, 2025
5am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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