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 critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday 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.

Mostly Cloudy

18°F

-8°C

Humidity 78%
Wind Speed NW 12 MPH
Barometer 29.59 in (1002.03 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 19 Feb 06:15 PM PST
Extended Forecast for

12 Miles ESE Mammoth Lakes CA

Winter Weather Advisory February 19, 06:35pm until February 19, 10:00pm
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory February 19, 06:35pm until February 19, 10:00pm

    NOW until 10:00pm Thu

    Winter Weather Advisory

  • Tonight

    Low: 0 °F

    Chance Snow
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 27. West wind around 5 mph becoming calm.

    High: 27 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6. Calm wind becoming southwest around 5 mph.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 33. South wind 5 to 10 mph.

    High: 33 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 15. Southwest wind around 5 mph.

    Low: 15 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 38. Southwest wind around 5 mph.

    High: 38 °F

    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 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Tonight
A 40 percent chance of snow before 10pm. Partly cloudy, with a low around 0. West wind 5 to 15 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.
Friday
Sunny, with a high near 27. West wind around 5 mph becoming calm.
Friday Night
Partly cloudy, with a low around 6. Calm wind becoming southwest around 5 mph.
Saturday
Mostly sunny, with a high near 33. South wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 15. Southwest wind around 5 mph.
Sunday
Sunny, with a high near 38. Southwest wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 42.
Monday Night
A chance of rain and snow, mainly after 4am. Snow level 8100 feet rising to 8600 feet after midnight. Mostly cloudy, with a low around 27.
Tuesday
A chance of rain and snow before 7am, then a chance of rain. Snow level 9300 feet. Mostly cloudy, with a high near 41.
Tuesday Night
A chance of rain and snow. Snow level 9100 feet. Mostly cloudy, with a low around 29.
Wednesday
A chance of rain and snow. Snow level 8600 feet. Partly sunny, with a high near 42.
Wednesday Night
A chance of rain and snow. Snow level 8300 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 27.
Thursday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Mammoth Lakes CA
 37.57°N 118.78°W (Elev. 7585 ft)
1:39 pm PST Feb 19, 2026
6pm PST Feb 19, 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