Major Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold in the North-Central U.S.

A large, long-duration winter storm is expected to bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies/Plains into the Mid-South beginning Friday, spreading eastward to the Mid-Atlantic and New England this weekend. An Arctic front will bring frigid temperatures and gusty winds that will lead to dangerous wind chills from the Northern Plains and Upper Midwest. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Overcast

39°F

4°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 22 Jan 02:15 PM PST
Extended Forecast for

9 Miles SE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: A 20 percent chance of snow.  Mostly cloudy, with a high near 32. Northeast wind around 10 mph.

    High: 32 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. East wind 5 to 10 mph becoming southwest after midnight.

    Low: 18 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 30. West wind around 10 mph.

    High: 30 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 11. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 11 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 20. Blustery, with a north wind around 25 mph, with gusts as high as 40 mph.

    High: 20 °F

    Mostly Sunny
    and Blustery

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 7. Blustery, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 7 °F

    Mostly Clear
    and Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of snow. Mostly cloudy, with a high near 32. Northeast wind around 10 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. East wind 5 to 10 mph becoming southwest after midnight.
Friday
Sunny, with a high near 30. West wind around 10 mph.
Friday Night
Partly cloudy, with a low around 11. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 20. Blustery, with a north wind around 25 mph, with gusts as high as 40 mph.
Saturday Night
Mostly clear, with a low around 7. Blustery, with a west wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Sunday
Mostly sunny, with a high near 27.
Sunday Night
Mostly cloudy, with a low around 13.
Monday
Mostly sunny, with a high near 27.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SE Mammoth Lakes CA
 37.54°N 118.89°W (Elev. 10719 ft)
1:15 pm PST Jan 22, 2026
2pm PST Jan 22, 2026-6pm PST Jan 28, 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