National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Hazardous Weather Conditions

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

26°F

-3°C

Humidity 91%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 26 Dec 12:00 PM PST
Extended Forecast for

17 Miles SSW Sonora Pass CA

Flood Watch December 26, 12:44pm until December 26, 04:00pm
Winter Storm Warning December 26, 12:44pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 26, 12:44pm until December 26, 04:00pm
    Winter Storm Warning December 26, 12:44pm until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 24 °F⇓

    Snow Showers
    and Breezy

  • Tonight

    Tonight: Snow, mainly before 4am. Low around 9. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 9 °F

    Snow then
    Snow Likely

  • Saturday

    Saturday: A 20 percent chance of snow before 10am. Partly sunny, then gradually becoming sunny and cold, with a high near 27. Wind chill values as low as 1. East northeast wind around 5 mph becoming calm.

    High: 27 °F

    Slight Chance
    Snow then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 12. Wind chill values as low as -2. Blustery, with a northeast wind 15 to 20 mph.

    Low: 12 °F

    Mostly Clear
    then Mostly
    Clear and
    Blustery

  • Sunday

    Sunday: Sunny and cold, with a high near 31. East wind 5 to 15 mph.

    High: 31 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16. Blustery, with a northeast wind 20 to 25 mph.

    Low: 16 °F

    Mostly Clear
    and Blustery

  • Monday

    Monday: Sunny, with a high near 34. Breezy, with an east northeast wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon.

    High: 34 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Clear, with a low around 21. Blustery, with an east northeast wind around 20 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Clear and
    Blustery

Detailed Forecast

This Afternoon
Snow showers before 4pm, then snow after 4pm. Some thunder is also possible. Temperature falling to around 20 by 4pm. Wind chill values as low as 7. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 17 to 23 inches possible.
Tonight
Snow, mainly before 4am. Low around 9. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Saturday
A 20 percent chance of snow before 10am. Partly sunny, then gradually becoming sunny and cold, with a high near 27. Wind chill values as low as 1. East northeast wind around 5 mph becoming calm.
Saturday Night
Mostly clear, with a low around 12. Wind chill values as low as -2. Blustery, with a northeast wind 15 to 20 mph.
Sunday
Sunny and cold, with a high near 31. East wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 16. Blustery, with a northeast wind 20 to 25 mph.
Monday
Sunny, with a high near 34. Breezy, with an east northeast wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon.
Monday Night
Clear, with a low around 21. Blustery, with an east northeast wind around 20 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 39. East northeast wind 10 to 15 mph decreasing to 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 22. East northeast wind 10 to 15 mph.
Wednesday
A 10 percent chance of snow. Mostly sunny, with a high near 39. Northeast wind 5 to 10 mph becoming west northwest in the afternoon.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 24. Northeast wind around 5 mph.
New Year's Day
A 50 percent chance of snow. Mostly cloudy, with a high near 34. Northeast wind around 5 mph becoming southwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSW Sonora Pass CA
 38.08°N 119.7°W (Elev. 9406 ft)
Last Update:
11:57 am PST Dec 26, 2025
Forecast Valid:
12pm PST Dec 26, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation