Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

27°F

-3°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 19 Oct 07:35 AM PDT
Extended Forecast for

9 Miles SE Mammoth Lakes CA

  • Today

    Today: Mostly sunny, with a high near 45. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 45 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 26. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 26 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 2pm.  Increasing clouds, with a high near 42. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25. Southwest wind 10 to 15 mph becoming southeast in the evening. Winds could gust as high as 25 mph.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Snow, mainly after 11am.  High near 36. Breezy, with a southeast wind 10 to 20 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow.  Low around 22. Southwest wind 10 to 15 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 22 °F

    Snow

  • Thursday

    Thursday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 30. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow before 11pm.  Mostly cloudy, with a low around 19.

    Low: 19 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 45. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 26. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.
Tuesday
A 20 percent chance of snow after 2pm. Increasing clouds, with a high near 42. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 25. Southwest wind 10 to 15 mph becoming southeast in the evening. Winds could gust as high as 25 mph.
Wednesday
Snow, mainly after 11am. High near 36. Breezy, with a southeast wind 10 to 20 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday Night
Snow. Low around 22. Southwest wind 10 to 15 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 30. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A chance of snow before 11pm. Mostly cloudy, with a low around 19.
Friday
Sunny, with a high near 34.
Friday Night
Clear, with a low around 18.
Saturday
Sunny, with a high near 38.
Saturday Night
Mostly clear, with a low around 21. Breezy.
Sunday
Sunny, with a high near 38. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SE Mammoth Lakes CA
 37.54°N 118.89°W (Elev. 10719 ft)
4:30 am PDT Oct 19, 2026
8am PDT Oct 19, 2026-6pm PDT Oct 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database