Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

46°F

8°C

Humidity 26%
Wind Speed S 0 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 13°F (-11°C)
Visibility NA
Last update 31 Jan 09:30 AM PST
Extended Forecast for

Mammoth Lakes CA

  • Today

    Today: Mostly sunny, with a high near 54. Calm wind.

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. Calm wind becoming southwest around 5 mph after midnight.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 52. Southwest wind around 5 mph becoming calm  in the morning.

    High: 52 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 51. Calm wind.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 27.

    Low: 27 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 54. Calm wind.
Tonight
Mostly clear, with a low around 27. Calm wind becoming southwest around 5 mph after midnight.
Sunday
Partly sunny, with a high near 52. Southwest wind around 5 mph becoming calm in the morning.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Calm wind.
Monday
Sunny, with a high near 51. Calm wind.
Monday Night
Mostly clear, with a low around 26. Calm wind.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Clear, with a low around 27.
Wednesday
Sunny, with a high near 54.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Sunny, with a high near 53.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
9:16 am PST Jan 31, 2026
9am PST Jan 31, 2026-6pm PST Feb 6, 2026
 
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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