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

-6°F

-21°C

Humidity 83%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Last update 21 Feb 06:55 AM PST
Extended Forecast for

5 Miles ENE Mammoth Lakes CA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 36. Northeast wind 5 to 10 mph becoming southeast in the morning.

    High: 36 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 17. Northeast wind around 5 mph becoming northwest in the evening.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41. South wind 5 to 10 mph.

    High: 41 °F

    Mostly 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 47. Southwest wind around 5 mph.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. Southwest wind 5 to 10 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 4pm.  Snow level 9900 feet. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.

    High: 43 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm.  Snow level 9700 feet. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain, mainly before 4pm.  Snow level 9200 feet. Partly sunny, with a high near 45.

    High: 45 °F

    Chance Rain

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 36. Northeast wind 5 to 10 mph becoming southeast in the morning.
Tonight
Partly cloudy, with a low around 17. Northeast wind around 5 mph becoming northwest in the evening.
Sunday
Mostly sunny, with a high near 41. South wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 21. Southwest wind around 5 mph.
Monday
Mostly sunny, with a high near 47. Southwest wind around 5 mph.
Monday Night
Partly cloudy, with a low around 30. Southwest wind 5 to 10 mph.
Tuesday
Rain likely, mainly after 4pm. Snow level 9900 feet. Mostly cloudy, with a high near 43. Chance of precipitation is 60%.
Tuesday Night
Rain likely, mainly before 10pm. Snow level 9700 feet. Mostly cloudy, with a low around 32.
Wednesday
A chance of rain, mainly before 4pm. Snow level 9200 feet. Partly sunny, with a high near 45.
Wednesday Night
A chance of rain and snow, mainly between 10pm and 4am. Snow level 8900 feet lowering to 8200 feet after midnight . Mostly cloudy, with a low around 28.
Thursday
A slight chance of rain and snow. Snow level 7800 feet rising to 8800 feet in the afternoon. Mostly sunny, with a high near 49.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Mammoth Lakes CA
 37.67°N 118.89°W (Elev. 7671 ft)
1:16 am PST Feb 21, 2026
7am PST Feb 21, 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