Upcoming Pattern Shift to Bring Heavy Mountain Snow to the West

Heavy, accumulating snow is likely today in the Cascades and Sierra Nevada. Another Bering Sea storm will bring strong winds and heavy precipitation to the Aleutians and southwest Alaska into Thursday. Light snow is expected from the Ohio Valley into the Northeast. A widespread and significant winter storm is expected to move into the Central Rockies and High Plains Thursday into Friday. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112ft.

Clear

27°F

-3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 08 Dec 02:17 AM PST
Extended Forecast for

5 Miles ENE Mammoth Lakes CA

Winter Weather Advisory December 9, 01:00am until December 9, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Partly cloudy, with a low around 26. West wind around 5 mph.

    Partly Cloudy

    Low: 26 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 47. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Mostly Sunny

    High: 47 °F

  • Wednesday
    Night

    Wednesday Night: Snow, mainly after 10pm.  Low around 27. West wind around 10 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Chance Snow
    then Snow

    Low: 27 °F

  • Thursday

    Thursday: Snow, mainly before 4pm.  High near 36. Northwest wind around 10 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Snow then
    Snow Likely

    High: 36 °F

  • Thursday
    Night

    Thursday Night: A 20 percent chance of snow before 10pm.  Partly cloudy, with a low around 12. West wind around 5 mph.

    Slight Chance
    Snow then
    Mostly Clear

    Low: 12 °F

  • Friday

    Friday: Sunny, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.

    Sunny

    High: 36 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 16.

    Mostly Clear

    Low: 16 °F

  • Saturday

    Saturday: Sunny, with a high near 42.

    Sunny

    High: 42 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 23.

    Partly Cloudy

    Low: 23 °F

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. West wind around 5 mph.
Wednesday
Mostly sunny, with a high near 47. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Snow, mainly after 10pm. Low around 27. West wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow, mainly before 4pm. High near 36. Northwest wind around 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 12. West wind around 5 mph.
Friday
Sunny, with a high near 36. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 16.
Saturday
Sunny, with a high near 42.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
A slight chance of snow after 10am. Mostly sunny, with a high near 40.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 25.
Monday
Snow likely. Mostly cloudy, with a high near 34.
Monday Night
Snow. Cloudy, with a low around 21.
Tuesday
Snow. Mostly cloudy, with a high near 30.
Click Map For Forecast
Point Forecast:
5 Miles ENE Mammoth Lakes CA
 37.67°N 118.89°W (Elev. 7671 ft)
1:46 am PST Dec 8, 2021
2am PST Dec 8, 2021-6pm PST Dec 14, 2021
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database