Storm Systems Continue to Impact the Pacific Northwest; Lake Effect Snow Continues

A second Pacific cold front will cross the Pacific Northwest Wednesday followed by another atmospheric river. Each of these features will bring additional periods of gusty winds, mountain snow, and heavy to excessive rainfall with renewed flooding. Heavy lake effect snow continues into Tuesday east of Lakes Erie and Ontario. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

37°F

3°C

Humidity 37%
Wind Speed NNW 4 MPH
Barometer 30.39 in (1029.12 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 15 Dec 07:35 PM PST
Extended Forecast for

7 Miles ENE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 32. West wind around 5 mph.

    Low: 32 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 61. West wind around 5 mph.

    High: 61 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 10 percent chance of rain after 4am.  Snow level 10300 feet. Partly cloudy, with a low around 34. West wind 5 to 10 mph.

    Low: 34 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am.  Snow level 9800 feet. Sunny, with a high near 57. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 57 °F

    Slight Chance
    Rain then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. West wind around 5 mph.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 60. Southwest wind 5 to 10 mph.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of rain after 10am.  Snow level 7300 feet rising to 8200 feet in the afternoon. Mostly sunny, with a high near 57.

    High: 57 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A chance of rain, mainly after 10pm.  Snow level 8700 feet. Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 32. West wind around 5 mph.
Tuesday
Mostly sunny, with a high near 61. West wind around 5 mph.
Tuesday Night
A 10 percent chance of rain after 4am. Snow level 10300 feet. Partly cloudy, with a low around 34. West wind 5 to 10 mph.
Wednesday
A 20 percent chance of rain before 10am. Snow level 9800 feet. Sunny, with a high near 57. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 33. West wind around 5 mph.
Thursday
Mostly sunny, with a high near 60. Southwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 33.
Friday
A slight chance of rain after 10am. Snow level 7300 feet rising to 8200 feet in the afternoon. Mostly sunny, with a high near 57.
Friday Night
A chance of rain, mainly after 10pm. Snow level 8700 feet. Mostly cloudy, with a low around 33.
Saturday
A chance of rain. Snow level 8700 feet. Partly sunny, with a high near 54.
Saturday Night
A chance of rain. Snow level 8600 feet. Mostly cloudy, with a low around 31.
Sunday
A chance of rain. Snow level 8600 feet. Partly sunny, with a high near 49.
Sunday Night
A chance of rain. Snow level 8400 feet. Mostly cloudy, with a low around 31.
Monday
A chance of rain. Snow level 8000 feet. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ENE Mammoth Lakes CA
 37.7°N 118.87°W (Elev. 7218 ft)
3:30 pm PST Dec 15, 2025
7pm PST Dec 15, 2025-6pm PST Dec 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database