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

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

7°F

-14°C

Humidity 77%
Wind Speed WNW 4 MPH
Barometer 30.46 in (1031.49 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 28 Dec 11:55 PM PST
Extended Forecast for

10 Miles SE Mammoth Lakes CA

  • Overnight

    Overnight: Clear, with a low around 13. East wind around 15 mph.

    Low: 13 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 32. East wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 32 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. South wind 10 to 15 mph.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Southeast wind 5 to 10 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. South wind around 5 mph.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow after 10am.  Partly sunny, with a high near 37. West wind around 5 mph.  Little or no snow accumulation expected.

    High: 37 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 29. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow Likely

  • New Year's Day

    New Year's Day: Snow likely.  Mostly cloudy, with a high near 34.

    High: 34 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 25.

    Low: 25 °F

    Snow Likely

Detailed Forecast

Overnight
Clear, with a low around 13. East wind around 15 mph.
Monday
Sunny, with a high near 32. East wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 20. South wind 10 to 15 mph.
Tuesday
Mostly sunny, with a high near 36. Southeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 24. South wind around 5 mph.
Wednesday
A 30 percent chance of snow after 10am. Partly sunny, with a high near 37. West wind around 5 mph. Little or no snow accumulation expected.
Wednesday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 29. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
New Year's Day
Snow likely. Mostly cloudy, with a high near 34.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 25.
Friday
A chance of snow. Partly sunny, with a high near 33.
Friday Night
Snow likely. Mostly cloudy, with a low around 23.
Saturday
Snow likely. Mostly cloudy, with a high near 30.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 19.
Sunday
A chance of snow. Partly sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.83°W (Elev. 9216 ft)
9:15 pm PST Dec 28, 2025
12am PST Dec 29, 2025-6pm PST Jan 4, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database