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 60%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 22 Jan 11:55 AM PST
Extended Forecast for

10 Miles SE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: A 20 percent chance of snow after 1pm.  Mostly cloudy, with a high near 39. Northeast wind around 5 mph.

    High: 39 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Calm wind becoming southwest around 5 mph after midnight.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 34. Northwest wind around 5 mph.

    High: 34 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18. Northwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 24. Blustery, with a north wind 20 to 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 14. Blustery, with a north wind 15 to 20 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 14 °F

    Clear and
    Blustery then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 39. Northeast wind around 5 mph.
Tonight
Partly cloudy, with a low around 28. Calm wind becoming southwest around 5 mph after midnight.
Friday
Sunny, with a high near 34. Northwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 18. Northwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 24. Blustery, with a north wind 20 to 25 mph, with gusts as high as 40 mph.
Saturday Night
Mostly clear, with a low around 14. Blustery, with a north wind 15 to 20 mph becoming west 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 32.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 36.
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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 am PST Jan 22, 2026
12pm PST Jan 22, 2026-6pm PST Jan 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database