National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

24°F

-4°C

Humidity 69%
Wind Speed W 2 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 15°F (-9°C)
Visibility NA
Last update 12 Feb 01:15 AM PST
Extended Forecast for

Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 13. Southwest wind around 5 mph.

    Low: 13 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 30. Northeast wind around 5 mph.

    High: 30 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Northeast wind around 5 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 34. Northeast wind around 5 mph.

    High: 34 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 21. Southwest wind around 5 mph.

    Low: 21 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 36. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 36 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow, mainly after 4pm. Partly sunny, with a high near 32.

    High: 32 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after 10pm. The snow could be heavy at times. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Heavy Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 13. Southwest wind around 5 mph.
Thursday
A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 30. Northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 15. Northeast wind around 5 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 34. Northeast wind around 5 mph.
Friday Night
Mostly clear, with a low around 21. Southwest wind around 5 mph.
Saturday
Partly sunny, with a high near 36. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
A chance of snow, mainly after 4pm. Partly sunny, with a high near 32.
Sunday Night
Snow likely, mainly after 10pm. The snow could be heavy at times. Mostly cloudy, with a low around 20.
Washington's Birthday
Snow. The snow could be heavy at times. Cloudy, with a high near 24.
Monday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 17. Breezy.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 20. Breezy.
Tuesday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 14.
Wednesday
Snow likely. The snow could be heavy at times. Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
Last Update:
1:16 am PST Feb 12, 2026
Forecast Valid:
1am PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

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