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

-2°F

-19°C

Humidity 84%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Last update 21 Feb 05:15 AM PST
Extended Forecast for

10 Miles ENE Mammoth Lakes CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 33. Light east wind becoming southeast 5 to 10 mph in the morning.

    High: 33 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 9. East wind around 5 mph.

    Low: 9 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 39. South wind around 5 mph.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Calm wind.

    Low: 14 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. Calm wind becoming southwest around 5 mph in the morning.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. Southwest wind around 5 mph.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain.  Snow level 10000 feet. Mostly cloudy, with a high near 42.

    High: 42 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain.  Snow level 9700 feet. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain.  Snow level 9300 feet. Partly sunny, with a high near 44.

    High: 44 °F

    Chance Rain

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 33. Light east wind becoming southeast 5 to 10 mph in the morning.
Tonight
Partly cloudy, with a low around 9. East wind around 5 mph.
Sunday
Mostly sunny, with a high near 39. South wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 14. Calm wind.
Monday
Mostly sunny, with a high near 44. Calm wind becoming southwest around 5 mph in the morning.
Monday Night
Mostly cloudy, with a low around 23. Southwest wind around 5 mph.
Tuesday
A 40 percent chance of rain. Snow level 10000 feet. Mostly cloudy, with a high near 42.
Tuesday Night
A chance of rain. Snow level 9700 feet. Mostly cloudy, with a low around 25.
Wednesday
A chance of rain. Snow level 9300 feet. Partly sunny, with a high near 44.
Wednesday Night
A slight chance of rain before 10pm, then a slight chance of rain and snow between 10pm and 1am, then a slight chance of snow after 1am. Snow level 8900 feet lowering to 8300 feet after midnight . Partly cloudy, with a low around 22.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Mammoth Lakes CA
 37.69°N 118.78°W (Elev. 6916 ft)
1:16 am PST Feb 21, 2026
5am PST Feb 21, 2026-6pm PST Feb 27, 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