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

30°F

-1°C

Humidity 91%
Wind Speed ENE 1 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 28°F (-2°C)
Visibility NA
Last update 03 Jan 02:45 AM PST
Extended Forecast for

2 Miles SSW Mammoth Lakes CA

Winter Storm Warning January 3, 04:12am until January 5, 10:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning January 3, 04:12am until January 5, 10:00am

    NOW until 10:00am Mon

    Winter Storm Warning

  • Overnight

    Low: 26 °F

    Heavy Snow
    and Breezy

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 31. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

    High: 31 °F

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow, mainly before 10pm. The snow could be heavy at times. Low around 25. Breezy, with a southwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.

    Low: 25 °F

    Heavy Snow
    and Breezy

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 27. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 12 to 18 inches possible.

    High: 27 °F

    Heavy Snow
    and Breezy

  • Sunday Night

    Sunday Night: Snow, mainly before 10pm. The snow could be heavy at times. Low around 20. Southwest wind around 15 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 20 °F

    Heavy Snow
    then Chance
    Snow

  • Monday

    Monday: A 50 percent chance of snow. Partly sunny, with a high near 26. Southwest wind around 15 mph, with gusts as high as 30 mph. New snow accumulation of 1 to 2 inches possible.

    High: 26 °F

    Chance Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 16. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow

  • Tuesday

    Tuesday: A slight chance of snow before 10am. Mostly sunny, with a high near 28.

    High: 28 °F

    Slight Chance
    Snow then
    Mostly Sunny

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Low around 26. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 2 to 4 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 31. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.
Saturday Night
Snow, mainly before 10pm. The snow could be heavy at times. Low around 25. Breezy, with a southwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 27. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 12 to 18 inches possible.
Sunday Night
Snow, mainly before 10pm. The snow could be heavy at times. Low around 20. Southwest wind around 15 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 26. Southwest wind around 15 mph, with gusts as high as 30 mph. New snow accumulation of 1 to 2 inches possible.
Monday Night
A 40 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 16. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of snow before 10am. Mostly sunny, with a high near 28.
Tuesday Night
A slight chance of snow after 4am. Mostly cloudy, with a low around 18.
Wednesday
A chance of snow, mainly after 10am. Partly sunny, with a high near 26.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 10.
Thursday
A chance of snow. Mostly sunny, with a high near 22.
Thursday Night
Mostly clear, with a low around 10.
Friday
Sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
Last Update:
2:00 am PST Jan 3, 2026
Forecast Valid:
4am PST Jan 3, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation