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

Top Stn/Summit (MTH03)

Lat: 37.63059°NLon: 119.03282°WElev: 11034.0ft.

NA

20°F

-7°C

Humidity 96%
Wind Speed SSW 30 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Wind Chill1°F (-17°C)
Last update 02 Jan 08:05 AM PST
Extended Forecast for

3 Miles SW 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

  • Today

    Today: Sunny, with a high near 31. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 31 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Snow likely, mainly after 4am. The snow could be heavy at times. Increasing clouds, with a low around 24. Very windy, with a south wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Very Windy.
    Partly Cloudy
    then Heavy
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 29. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

    High: 29 °F

    Heavy Snow
    and Very
    Windy

  • Saturday Night

    Saturday Night: Snow, mainly before 10pm. The snow could be heavy at times. Low around 24. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of 6 to 10 inches possible.

    Low: 24 °F

    Heavy Snow
    and Very
    Windy

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 26. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 20 to 26 inches possible.

    High: 26 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow, mainly before 10pm. The snow could be heavy at times. Low around 19. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 7 to 11 inches possible.

    Low: 19 °F

    Heavy Snow
    and Windy

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 22. Windy. New snow accumulation of 1 to 3 inches possible.

    High: 22 °F

    Chance Snow
    and Windy

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

  • Tuesday

    Tuesday: A slight chance of snow. Mostly sunny, with a high near 25.

    High: 25 °F

    Slight Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 31. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 40 mph.
Tonight
Snow likely, mainly after 4am. The snow could be heavy at times. Increasing clouds, with a low around 24. Very windy, with a south wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 29. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 55 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 24. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of 6 to 10 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 26. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 20 to 26 inches possible.
Sunday Night
Snow, mainly before 10pm. The snow could be heavy at times. Low around 19. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 7 to 11 inches possible.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 22. Windy. New snow accumulation of 1 to 3 inches possible.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14.
Tuesday
A slight chance of snow. Mostly sunny, with a high near 25.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
A chance of snow. Partly sunny, with a high near 23. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 10. Breezy.
Thursday
A chance of snow. Mostly sunny, with a high near 19.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Mammoth Lakes CA
 37.59°N 119.01°W (Elev. 9957 ft)
Last Update:
5:31 am PST Jan 2, 2026
Forecast Valid:
8am PST Jan 2, 2026-6pm PST Jan 8, 2026
 
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Additional Resources

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