Rare Southern U.S. Winter Storm; Dangerous Cold Weather For Much of the Eastern U.S.; Critical Fire Weather for Southern California

A rare winter storm impacting the Southern U.S. will move offshore Wednesday morning. Behind the storm, arctic air will continue encompassing the eastern two-thirds of the Nation with only a slow return to normal temperatures expected by the end of the week. Moderate to strong Santa Ana winds and low humidity will maintain Critical fire weather conditions in southern California into Thursday. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

30°F

-1°C

Humidity 36%
Wind Speed W 13 MPH
Barometer 30.5 in (1032.85 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 21 Jan 07:55 PM PST
Extended Forecast for

18 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 19. West northwest wind 8 to 10 mph.

    Low: 19 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 42. North wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 42 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 19. West northwest wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 19 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 44. Northwest wind 5 to 7 mph becoming south southeast in the afternoon.

    High: 44 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20. Southwest wind 7 to 10 mph.

    Low: 20 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of snow showers after 4am.  Partly cloudy, with a low around 13. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Saturday

    Saturday: Snow showers likely, mainly after 10am.  Partly sunny, with a high near 28. Breezy.

    High: 28 °F

    Snow Showers
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: A chance of snow showers.  Mostly cloudy, with a low around 4.

    Low: 4 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 19. West northwest wind 8 to 10 mph.
Wednesday
Sunny, with a high near 42. North wind 10 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 19. West northwest wind 8 to 11 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 44. Northwest wind 5 to 7 mph becoming south southeast in the afternoon.
Thursday Night
Mostly clear, with a low around 20. Southwest wind 7 to 10 mph.
Friday
Mostly sunny, with a high near 43.
Friday Night
A 30 percent chance of snow showers after 4am. Partly cloudy, with a low around 13. New snow accumulation of less than a half inch possible.
Saturday
Snow showers likely, mainly after 10am. Partly sunny, with a high near 28. Breezy.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 4.
Sunday
A chance of snow showers, mainly before 4pm. Partly sunny, with a high near 24.
Sunday Night
A slight chance of snow showers. Partly cloudy, with a low around 5.
Monday
Sunny, with a high near 29.
Monday Night
Mostly clear, with a low around 7.
Tuesday
Sunny, with a high near 34.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SE Mammoth Lakes CA
 37.47°N 118.73°W (Elev. 9813 ft)
4:23 pm PST Jan 21, 2025
8pm PST Jan 21, 2025-6pm PST Jan 28, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database