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

28°F

-2°C

Humidity 91%
Wind Speed SSW 24 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill14°F (-10°C)
Last update 02 Jan 12:05 PM PST
Extended Forecast for

4 Miles NW 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

  • This Afternoon

    This Afternoon: Sunny, with a high near 39. Southeast wind 5 to 10 mph becoming southwest. Winds could gust as high as 25 mph.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Snow likely, mainly after 4am. The snow could be heavy at times. Increasing clouds, with a low around 25. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 25 °F

    Mostly Clear
    then Heavy
    Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 36. Breezy, with a south wind 15 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: 36 °F

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow, mainly before 10pm. The snow could be heavy at times. Low around 24. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 24 °F

    Heavy Snow
    and Breezy

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 34. Southwest wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.

    High: 34 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 10pm. The snow could be heavy at times. Low around 18. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 18 °F

    Heavy Snow
    then Chance
    Snow

  • Monday

    Monday: A 50 percent chance of snow. Partly sunny, with a high near 32. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Chance Snow

  • 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 35.

    High: 35 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 39. Southeast wind 5 to 10 mph becoming southwest. Winds could gust as high as 25 mph.
Tonight
Snow likely, mainly after 4am. The snow could be heavy at times. Increasing clouds, with a low around 25. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 36. Breezy, with a south wind 15 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, mainly before 10pm. The snow could be heavy at times. Low around 24. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 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 around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.
Sunday Night
Snow, mainly before 10pm. The snow could be heavy at times. Low around 18. Southwest wind around 15 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 32. New snow accumulation of 1 to 2 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 35.
Tuesday Night
Partly cloudy, with a low around 16.
Wednesday
A chance of snow. Partly sunny, with a high near 33.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 9.
Thursday
A chance of snow. Mostly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Mammoth Lakes CA
 37.7°N 119.01°W (Elev. 8448 ft)
Last Update:
9:16 am PST Jan 2, 2026
Forecast Valid:
12pm PST Jan 2, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation