National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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.

Clear

18°F

-8°C

Humidity 44%
Wind Speed SSW 9 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint -1°F (-18°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 20 Feb 12:15 AM PST
Extended Forecast for

12 Miles SE Mammoth Lakes CA

  • Overnight

    Overnight: Partly cloudy, with a low around -8. Wind chill values as low as -25. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: -8 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Mostly sunny, with a high near 16. Wind chill values as low as -25. West wind around 10 mph.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 1. Southwest wind 10 to 15 mph.

    Low: 1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 21. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 21 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 11. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.

    Low: 11 °F

    Mostly Clear
    and Windy

  • Sunday

    Sunday: Sunny, with a high near 26. Windy, with a west wind 20 to 30 mph, with gusts as high as 40 mph.

    High: 26 °F

    Sunny and
    Windy

  • Sunday Night

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

    Low: 14 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 30. Breezy.

    High: 30 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: A chance of snow, mainly after 4am. Mostly cloudy, with a low around 21. Windy.

    Low: 21 °F

    Chance Snow
    and Windy

Detailed Forecast

Overnight
Partly cloudy, with a low around -8. Wind chill values as low as -25. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 16. Wind chill values as low as -25. West wind around 10 mph.
Friday Night
Partly cloudy, with a low around 1. Southwest wind 10 to 15 mph.
Saturday
Mostly sunny, with a high near 21. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Saturday Night
Mostly clear, with a low around 11. Windy, with a west wind 25 to 30 mph, with gusts as high as 45 mph.
Sunday
Sunny, with a high near 26. Windy, with a west wind 20 to 30 mph, with gusts as high as 40 mph.
Sunday Night
Partly cloudy, with a low around 14. Breezy.
Monday
Mostly sunny, with a high near 30. Breezy.
Monday Night
A chance of snow, mainly after 4am. Mostly cloudy, with a low around 21. Windy.
Tuesday
Snow likely, mainly after 4pm. The snow could be heavy at times. Mostly cloudy, with a high near 28. Windy.
Tuesday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 23. Breezy.
Wednesday
A chance of snow. The snow could be heavy at times. Mostly cloudy, with a high near 29. Breezy.
Wednesday Night
A chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 21. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 30. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SE Mammoth Lakes CA
 37.5°N 118.85°W (Elev. 11572 ft)
Last Update:
1:39 pm PST Feb 19, 2026
Forecast Valid:
12am PST Feb 20, 2026-6pm PST Feb 26, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation