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

Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

0°F

-18°C

Humidity 84%
Wind Speed SE 3 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 21 Feb 07:55 AM PST
Extended Forecast for

10 Miles ESE Mammoth Lakes CA

  • Today

    Today: Mostly sunny, with a high near 33. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 33 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 18. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph.

    Low: 18 °F

    Partly Cloudy
    and Windy

  • Sunday

    Sunday: Mostly sunny, with a high near 38. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 38 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. West wind around 15 mph.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. Southwest wind 10 to 15 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph.

    Low: 27 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 40 percent chance of snow. Mostly cloudy, with a high near 39. Windy. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    and Windy

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 30. Windy.

    Low: 30 °F

    Chance Snow
    and Windy

  • Wednesday

    Wednesday: A chance of snow. Partly sunny, with a high near 42. Breezy.

    High: 42 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 33. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Tonight
Partly cloudy, with a low around 18. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph.
Sunday
Mostly sunny, with a high near 38. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.
Sunday Night
Partly cloudy, with a low around 21. West wind around 15 mph.
Monday
Mostly sunny, with a high near 43. Southwest wind 10 to 15 mph.
Monday Night
Partly cloudy, with a low around 27. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph.
Tuesday
A 40 percent chance of snow. Mostly cloudy, with a high near 39. Windy. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 30. Windy.
Wednesday
A chance of snow. Partly sunny, with a high near 42. Breezy.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 27. Breezy.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ESE Mammoth Lakes CA
 37.57°N 118.81°W (Elev. 10469 ft)
Last Update:
1:16 am PST Feb 21, 2026
Forecast Valid:
8am PST Feb 21, 2026-6pm PST Feb 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation