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

37°F

3°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 22 Jan 10:55 AM PST
Extended Forecast for

6 Miles SE Mammoth Lakes CA

  • Today

    Today: A 20 percent chance of snow after 1pm.  Mostly cloudy, with a high near 37. Northeast wind around 5 mph.

    High: 37 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 26. East wind around 5 mph becoming southwest after midnight.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33. West wind around 10 mph.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15. Blustery, with a west wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 15 °F

    Partly Cloudy
    and Blustery

  • Saturday

    Saturday: Sunny, with a high near 24. Blustery, with a north wind around 25 mph, with gusts as high as 40 mph.

    High: 24 °F

    Sunny and
    Blustery

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 11. Blustery, with a west wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph.

    Low: 11 °F

    Mostly Clear
    and Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31.

    High: 31 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 37. Northeast wind around 5 mph.
Tonight
Partly cloudy, with a low around 26. East wind around 5 mph becoming southwest after midnight.
Friday
Mostly sunny, with a high near 33. West wind around 10 mph.
Friday Night
Partly cloudy, with a low around 15. Blustery, with a west wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 24. Blustery, with a north wind around 25 mph, with gusts as high as 40 mph.
Saturday Night
Mostly clear, with a low around 11. Blustery, with a west wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph.
Sunday
Mostly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 31.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Mammoth Lakes CA
 37.58°N 118.9°W (Elev. 10617 ft)
9:15 am PST Jan 22, 2026
11am 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