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

12 Miles E Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 29. Calm wind.

    High: 29 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 1. Calm wind.

    Low: 1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 33. Calm wind becoming southeast around 5 mph in the morning.

    High: 33 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 10. South wind around 5 mph.

    Low: 10 °F

    Mostly Clear

  • 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 16. Southwest wind around 5 mph.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain.  Snow level 9800 feet. Mostly cloudy, with a high near 42.

    High: 42 °F

    Chance Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 29. Calm wind.
Tonight
Partly cloudy, with a low around 1. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 33. Calm wind becoming southeast around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 10. South 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 16. Southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
A chance of rain. Snow level 9800 feet. Mostly cloudy, with a high near 42.
Tuesday Night
A chance of rain. Snow level 9600 feet. Mostly cloudy, with a low around 26.
Wednesday
A chance of rain. Snow level 9100 feet. Partly sunny, with a high near 44.
Wednesday Night
A chance of rain. Snow level 8800 feet. Partly cloudy, with a low around 24.
Thursday
A slight chance of rain and snow. Snow level 8200 feet rising to 8900 feet in the afternoon. Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles E Mammoth Lakes CA
 37.65°N 118.74°W (Elev. 6778 ft)
1:15 pm PST Feb 20, 2026
1pm 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