Heavy Snow from the Midwest into the Great Lakes; Locally Heavy Rain in the Western Gulf Coast

A significant winter storm will produce a broad area of moderate to heavy snow from the Midwest through the western Great Lakes. Significant snow accumulations of 6-12 inches, and locally more than 1 foot, and gusty wind may cause hazardous travel conditions. Thunderstorms, some severe, and showers may produce locally heavy rain and isolated flash flooding along the western Gulf Coast. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

25°F

-4°C

Humidity 73%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 29 Nov 11:15 PM PST
Extended Forecast for

10 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Increasing clouds, with a low around 21. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph.

    Low: 21 °F

    Increasing
    Clouds and
    Windy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 34. Windy, with a west wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 34 °F

    Decreasing
    Clouds and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 14. Northwest wind around 15 mph becoming north after midnight. Winds could gust as high as 25 mph.

    Low: 14 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 35. South wind 10 to 15 mph becoming northeast in the afternoon.

    High: 35 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. West wind 5 to 10 mph.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. West wind 10 to 15 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow after 10pm.  Partly cloudy, with a low around 14. Breezy.

    Low: 14 °F

    Slight Chance
    Snow and
    Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 21. Blustery.

    High: 21 °F

    Partly Sunny
    and Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10. Blustery.

    Low: 10 °F

    Partly Cloudy
    and Blustery

Detailed Forecast

Tonight
Increasing clouds, with a low around 21. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 34. Windy, with a west wind 25 to 30 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph.
Sunday Night
Mostly clear, with a low around 14. Northwest wind around 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Monday
Sunny, with a high near 35. South wind 10 to 15 mph becoming northeast in the afternoon.
Monday Night
Mostly clear, with a low around 20. West wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 36. West wind 10 to 15 mph.
Tuesday Night
A 20 percent chance of snow after 10pm. Partly cloudy, with a low around 14. Breezy.
Wednesday
Partly sunny, with a high near 21. Blustery.
Wednesday Night
Partly cloudy, with a low around 10. Blustery.
Thursday
Sunny, with a high near 29. Blustery.
Thursday Night
Mostly clear, with a low around 18. Breezy.
Friday
Sunny, with a high near 38. Breezy.
Friday Night
Mostly clear, with a low around 25. Breezy.
Saturday
Sunny, with a high near 41. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.86°W (Elev. 10636 ft)
10:30 pm PST Nov 29, 2025
11pm PST Nov 29, 2025-6pm PST Dec 6, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database