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.

Overcast

9°F

-13°C

Humidity 71%
Wind Speed WNW 4 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 20 Feb 07:55 PM PST
Extended Forecast for

5 Miles ENE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 5. Calm wind becoming north around 5 mph after midnight.

    Low: 5 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 35. North wind 5 to 10 mph becoming southeast in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 18. Southwest wind around 5 mph.

    Low: 18 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 42. Southwest wind around 5 mph.

    High: 42 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. Southwest wind around 5 mph.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. Southwest wind around 5 mph.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow, mainly after 4am.  Snow level 8000 feet rising to 8600 feet after midnight. Mostly cloudy, with a low around 30. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 7am, then a chance of rain.  Snow level 9700 feet. Mostly cloudy, with a high near 43.

    High: 43 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely.  Snow level 9500 feet. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 5. Calm wind becoming north around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 35. North wind 5 to 10 mph becoming southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 18. Southwest wind around 5 mph.
Sunday
Sunny, with a high near 42. Southwest wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 21. Southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 46. Southwest wind around 5 mph.
Monday Night
A chance of rain and snow, mainly after 4am. Snow level 8000 feet rising to 8600 feet after midnight. Mostly cloudy, with a low around 30. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow before 7am, then a chance of rain. Snow level 9700 feet. Mostly cloudy, with a high near 43.
Tuesday Night
Rain likely. Snow level 9500 feet. Mostly cloudy, with a low around 32.
Wednesday
A chance of rain and snow before 4pm, then a chance of rain. Snow level 9100 feet. Partly sunny, with a high near 46.
Wednesday Night
A chance of rain and snow. Snow level 8700 feet. Mostly cloudy, with a low around 29.
Thursday
A chance of rain and snow. Snow level 8200 feet rising to 8900 feet in the afternoon. Mostly sunny, with a high near 48.
Thursday Night
A slight chance of rain and snow. Snow level 8800 feet lowering to 8300 feet after midnight . Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Mammoth Lakes CA
 37.67°N 118.89°W (Elev. 7671 ft)
1:15 pm PST Feb 20, 2026
8pm PST Feb 20, 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