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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

39°F

4°C

Humidity 38%
Wind Speed W 6 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 15 Dec 06:55 PM PST
Extended Forecast for

10 Miles ENE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. West wind around 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 58. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29. West wind around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 62. Southwest wind around 5 mph.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of rain after 4pm. Snow level 7400 feet rising to 8300 feet in the afternoon. Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: A chance of rain, mainly after 10pm. Snow level 8700 feet. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Calm wind.
Tuesday
Mostly sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 28. West wind around 5 mph.
Wednesday
Sunny, with a high near 58. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 29. West wind around 5 mph.
Thursday
Mostly sunny, with a high near 62. Southwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 29.
Friday
A slight chance of rain after 4pm. Snow level 7400 feet rising to 8300 feet in the afternoon. Mostly sunny, with a high near 59.
Friday Night
A chance of rain, mainly after 10pm. Snow level 8700 feet. Mostly cloudy, with a low around 29.
Saturday
A chance of rain. Snow level 8700 feet. Partly sunny, with a high near 55.
Saturday Night
A chance of rain. Snow level 8600 feet. Mostly cloudy, with a low around 27.
Sunday
A chance of rain. Snow level 8700 feet. Partly sunny, with a high near 51.
Sunday Night
A chance of rain. Snow level 8400 feet. Mostly cloudy, with a low around 27.
Monday
A chance of rain. Snow level 8100 feet. Partly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Mammoth Lakes CA
 37.69°N 118.78°W (Elev. 6916 ft)
Last Update:
3:30 pm PST Dec 15, 2025
Forecast Valid:
7pm PST Dec 15, 2025-6pm PST Dec 22, 2025
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation