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

27°F

-3°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 21 Feb 03:55 PM PST
Extended Forecast for

7 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Partly cloudy, with a low around 15. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 15 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 32. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 32 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. Southwest wind 10 to 15 mph.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 37. Southwest wind 10 to 15 mph.

    High: 37 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow after 4am.  Mostly cloudy, with a low around 24. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.  New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Breezy.
    Partly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow likely, mainly after 10am.  Mostly cloudy, with a high near 33. Very windy, with a southwest wind 25 to 35 mph increasing to 40 to 50 mph in the morning. Winds could gust as high as 75 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow Likely
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: Snow likely.  Mostly cloudy, with a low around 27. Breezy.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Snow Likely
    and Breezy

  • Wednesday

    Wednesday: A chance of snow.  Partly sunny, with a high near 36. Breezy.

    High: 36 °F

    Chance Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of snow.  Partly cloudy, with a low around 23.

    Low: 23 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 15. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Sunday
Mostly sunny, with a high near 32. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Sunday Night
Partly cloudy, with a low around 18. Southwest wind 10 to 15 mph.
Monday
Mostly sunny, with a high near 37. Southwest wind 10 to 15 mph.
Monday Night
A 30 percent chance of snow after 4am. Mostly cloudy, with a low around 24. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 33. Very windy, with a southwest wind 25 to 35 mph increasing to 40 to 50 mph in the morning. Winds could gust as high as 75 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 27. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Wednesday
A chance of snow. Partly sunny, with a high near 36. Breezy.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 39.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Mammoth Lakes CA
 37.56°N 118.89°W (Elev. 10407 ft)
1:15 pm PST Feb 21, 2026
4pm PST Feb 21, 2026-6pm PST Feb 28, 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