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

23°F

-5°C

Humidity 72%
Wind Speed WSW 3 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 15°F (-9°C)
Visibility NA
Last update 12 Feb 12:15 AM PST
Extended Forecast for

Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 11. Southwest wind around 5 mph becoming calm.

    Low: 11 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of snow showers after 1pm. Sunny, with a high near 37. Calm wind becoming north around 5 mph.

    High: 37 °F

    Sunny then
    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. West wind around 5 mph.

    Low: 15 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 41. Calm wind.

    High: 41 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 19. Calm wind becoming southwest around 5 mph.

    Low: 19 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A chance of snow, mainly after 10am. Partly sunny, with a high near 39.

    High: 39 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after 10pm. Mostly cloudy, with a low around 19.

    Low: 19 °F

    Snow Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 11. Southwest wind around 5 mph becoming calm.
Thursday
A 20 percent chance of snow showers after 1pm. Sunny, with a high near 37. Calm wind becoming north around 5 mph.
Thursday Night
Partly cloudy, with a low around 15. West wind around 5 mph.
Friday
Sunny, with a high near 41. Calm wind.
Friday Night
Increasing clouds, with a low around 19. Calm wind becoming southwest around 5 mph.
Saturday
Partly sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Saturday Night
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 20.
Sunday
A chance of snow, mainly after 10am. Partly sunny, with a high near 39.
Sunday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 19.
Washington's Birthday
Snow. The snow could be heavy at times. Cloudy, with a high near 32.
Monday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 15.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 30.
Tuesday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 11.
Wednesday
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
Last Update:
9:16 pm PST Feb 11, 2026
Forecast Valid:
12am PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

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Chance of Precipitation