Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

15°F

-9°C

Humidity 85%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Last update 29 Dec 03:00 AM PST
Extended Forecast for

11 Miles W Conway Summit CA

  • Today

    Today: Sunny and cold, with a high near 32. Wind chill values as low as -5. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 32 °F

    Cold

  • Tonight

    Tonight: Clear, with a low around 18. Wind chill values as low as 3. East wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 18 °F

    Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 34. Wind chill values as low as 3. East southeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 34 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A 10 percent chance of snow after 4am.  Mostly cloudy, with a low around 21. Wind chill values as low as 10. West southwest wind around 10 mph.

    Low: 21 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 4pm.  Mostly cloudy, with a high near 33. West wind 5 to 10 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow.  Low around 26. West wind around 10 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow

  • New Year's Day

    New Year's Day: Snow.  High near 30. West southwest wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 30 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely.  Mostly cloudy, with a low around 22. Southwest wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%.

    Low: 22 °F

    Snow Likely

  • Friday

    Friday: Snow likely.  Mostly cloudy and cold, with a high near 31. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%.

    High: 31 °F

    Snow Likely
    and Breezy

Detailed Forecast

Today
Sunny and cold, with a high near 32. Wind chill values as low as -5. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 18. Wind chill values as low as 3. East wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 34. Wind chill values as low as 3. East southeast wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 21. Wind chill values as low as 10. West southwest wind around 10 mph.
Wednesday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 33. West wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 26. West wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
New Year's Day
Snow. High near 30. West southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow likely. Mostly cloudy, with a low around 22. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Friday
Snow likely. Mostly cloudy and cold, with a high near 31. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Friday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 19. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Saturday
Snow likely. Mostly cloudy and cold, with a high near 26. Breezy, with a west southwest wind 15 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 16. Breezy, with a southwest wind 15 to 20 mph. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 25. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Conway Summit CA
 38.1°N 119.39°W (Elev. 10997 ft)
3:56 am PST Dec 29, 2025
4am PST Dec 29, 2025-6pm PST Jan 4, 2026
 
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Additional Resources

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