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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

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Mostly Cloudy

30°F

-1°C

Humidity 80%
Wind Speed S 8 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 01 Jan 07:55 PM PST
Extended Forecast for

6 Miles ESE 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 17. Southwest wind 5 to 10 mph.

    Low: 17 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 41. West wind 5 to 10 mph becoming northeast in the morning.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Snow likely, mainly after 4am. Mostly cloudy, with a low around 23. South wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    then Snow
    Likely

  • Saturday

    Saturday: Snow, possibly mixed with rain. Snow level 7700 feet. High near 40. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow likely, becoming all snow after 7pm. Mostly cloudy, with a low around 24. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 37. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 6 inches possible.

    High: 37 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 4am. Low around 18. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Snow

  • Monday

    Monday: Snow likely, mainly after 10am. Partly sunny, with a high near 36.

    High: 36 °F

    Snow Likely

  • Monday Night

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

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 17. Southwest wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 41. West wind 5 to 10 mph becoming northeast in the morning.
Friday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 23. South wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
Snow, possibly mixed with rain. Snow level 7700 feet. High near 40. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday Night
Rain and snow likely, becoming all snow after 7pm. Mostly cloudy, with a low around 24. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 37. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 6 inches possible.
Sunday Night
Snow, mainly before 4am. Low around 18. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
Snow likely, mainly after 10am. Partly sunny, with a high near 36.
Monday Night
A chance of snow. Mostly cloudy, with a low around 14.
Tuesday
A chance of snow. Partly sunny, with a high near 36.
Tuesday Night
A slight chance of snow. Partly cloudy, with a low around 15.
Wednesday
A chance of snow. Partly sunny, with a high near 38.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 13.
Thursday
A chance of snow. Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Mammoth Lakes CA
 37.63°N 118.85°W (Elev. 7152 ft)
Last Update:
1:16 pm PST Jan 1, 2026
Forecast Valid:
8pm PST Jan 1, 2026-6pm PST Jan 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation