Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

18°F

-8°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 20 Feb 11:55 AM PST
Extended Forecast for

6 Miles ESE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 21. West wind around 5 mph.

    High: 21 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 7. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 7 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 27. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 27 °F

    Becoming
    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 15. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph.

    Low: 15 °F

    Mostly Clear
    and Windy

  • Sunday

    Sunday: Sunny, with a high near 32. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.

    High: 32 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. West wind around 15 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 37. Breezy.

    High: 37 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A slight chance of snow after 10pm.  Mostly cloudy, with a low around 26. Windy.

    Low: 26 °F

    Slight Chance
    Snow and
    Windy

  • Tuesday

    Tuesday: A chance of snow.  Mostly cloudy, with a high near 33. Windy.

    High: 33 °F

    Chance Snow
    and Windy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 21. West wind around 5 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 7. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 27. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.
Saturday Night
Mostly clear, with a low around 15. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph.
Sunday
Sunny, with a high near 32. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.
Sunday Night
Partly cloudy, with a low around 20. West wind around 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 37. Breezy.
Monday Night
A slight chance of snow after 10pm. Mostly cloudy, with a low around 26. Windy.
Tuesday
A chance of snow. Mostly cloudy, with a high near 33. Windy.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 29. Windy.
Wednesday
A chance of snow. Partly sunny, with a high near 35. Windy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 27. Breezy.
Thursday
A chance of snow. Mostly sunny, with a high near 38. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Mammoth Lakes CA
 37.58°N 118.9°W (Elev. 10617 ft)
10:50 am PST Feb 20, 2026
12pm PST Feb 20, 2026-6pm PST Feb 26, 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