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 of 22 (MTH02)

Lat: 37.63707°NLon: 119.0174°WElev: 10100.0ft.

NA

24°F

-4°C

Humidity 97%
Wind Speed SW 28 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill7°F (-14°C)
Last update 01 Jan 05:25 PM PST
Extended Forecast for

2 Miles WNW 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: Partly cloudy, with a low around 19. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 45 mph.

    Low: 19 °F

    Partly Cloudy
    and Windy

  • Friday

    Friday: Sunny, with a high near 32. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 32 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Friday Night

    Friday Night: A 40 percent chance of snow after 10pm. Increasing clouds, with a low around 23. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Chance Snow
    and Very
    Windy

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 27. Windy, with a southwest wind around 35 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 27 °F

    Heavy Snow
    and Windy

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 23. Very windy, with a southwest wind 35 to 45 mph, with gusts as high as 65 mph. Chance of precipitation is 80%. New snow accumulation of 6 to 10 inches possible.

    Low: 23 °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 55 mph. Chance of precipitation is 90%. New snow accumulation of 17 to 23 inches possible.

    High: 26 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow, mainly before 4am. The snow could be heavy at times. Low around 17. Windy. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 17 °F

    Heavy Snow
    and Windy

  • Monday

    Monday: Snow likely, mainly after 10am. Mostly cloudy, with a high near 21. Breezy.

    High: 21 °F

    Snow Likely
    and Breezy

  • Monday Night

    Monday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Snow Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 19. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 45 mph.
Friday
Sunny, with a high near 32. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Friday Night
A 40 percent chance of snow after 10pm. Increasing clouds, with a low around 23. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 55 mph. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 27. Windy, with a southwest wind around 35 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Saturday Night
Snow. The snow could be heavy at times. Low around 23. Very windy, with a southwest wind 35 to 45 mph, with gusts as high as 65 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 55 mph. Chance of precipitation is 90%. New snow accumulation of 17 to 23 inches possible.
Sunday Night
Snow, mainly before 4am. The snow could be heavy at times. Low around 17. Windy. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Monday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 21. Breezy.
Monday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 14.
Tuesday
A chance of snow. Partly sunny, with a high near 24.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 15.
Wednesday
A chance of snow. Partly sunny, with a high near 25.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 13. Breezy.
Thursday
A chance of snow. Partly sunny, with a high near 21. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Mammoth Lakes CA
 37.63°N 119.02°W (Elev. 9872 ft)
Last Update:
1:16 pm PST Jan 1, 2026
Forecast Valid:
5pm PST Jan 1, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
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