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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

37°F

3°C

Humidity 36%
Wind Speed SW 1 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 12°F (-11°C)
Visibility NA
Last update 02 Jan 08:00 PM PST
Extended Forecast for

Mammoth Lakes CA

Winter Storm Warning January 3, 12:00am until January 5, 10:00am
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: A 50 percent chance of snow after 1am. Increasing clouds, with a low around 26. Southwest wind around 15 mph, with gusts as high as 30 mph. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Partly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 37. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    High: 37 °F

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 26. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 26 °F

    Heavy Snow
    and Breezy

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 34. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.

    High: 34 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 10pm. The snow could be heavy at times. Low around 20. Southwest wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 20 °F

    Heavy Snow
    then Chance
    Snow

  • Monday

    Monday: A 50 percent chance of snow. Partly sunny, with a high near 33. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.

    High: 33 °F

    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 16. Little or no snow accumulation expected.

    Low: 16 °F

    Chance Snow

  • Tuesday

    Tuesday: A slight chance of snow. Mostly sunny, with a high near 36.

    High: 36 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow after 1am. Increasing clouds, with a low around 26. Southwest wind around 15 mph, with gusts as high as 30 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 37. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Saturday Night
Snow. The snow could be heavy at times. Low around 26. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 34. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 8 to 12 inches possible.
Sunday Night
Snow, mainly before 10pm. The snow could be heavy at times. Low around 20. Southwest wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 33. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 16. Little or no snow accumulation expected.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
A chance of snow after 10am. Partly sunny, with a high near 34.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 11.
Thursday
A chance of snow. Mostly sunny, with a high near 29.
Thursday Night
Mostly clear, with a low around 9.
Friday
Sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
Last Update:
1:16 pm PST Jan 2, 2026
Forecast Valid:
8pm PST Jan 2, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation