National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

DEVILS POST PILE RAWS NEAR MAMMOTH LAKES 6WSW DPO (DPPC1)

Lat: 37.63°NLon: 119.09333°WElev: 8024.0ft.

NA

32°F

0°C

Humidity 98%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 01 Jan 11:00 AM PST
Extended Forecast for

8 Miles SSW Mammoth Lakes CA

Winter Weather Advisory January 3, 01:00am until January 4, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • New Year's Day

    New Year's Day: Rain before 5pm, then rain, possibly mixed with snow. Snow level 8100 feet lowering to 7000 feet. High near 48. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.

    High: 48 °F

    Rain/Snow

  • Tonight

    Tonight: A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 21. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 21 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 52. Wind chill values as low as 23 early. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Snow, possibly mixed with rain, mainly after 4am. Snow level rising to 7100 feet after midnight. Low around 26. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Saturday

    Saturday: Rain and snow, becoming all rain after 7am. Some thunder is also possible. Snow level 7700 feet. High near 47. South southwest wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 47 °F

    Rain/Snow
    then Showers

  • Saturday Night

    Saturday Night: Rain and snow showers. Some thunder is also possible. Snow level 6900 feet. Low around 27. South southwest wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Rain/Snow

  • Sunday

    Sunday: Rain and snow showers before 10am, then rain showers between 10am and 4pm, then rain and snow showers after 4pm. The rain and snow could be heavy at times. Some thunder is also possible. Snow level 6700 feet. High near 43. South southwest wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 43 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow showers, becoming all snow after 7pm. The rain and snow could be heavy at times. Some thunder is also possible. Low around 20. South southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Low: 20 °F

    Rain/Snow
    then Snow
    Likely

  • Monday

    Monday: Snow likely, mainly after 10am. Mostly cloudy, with a high near 42. Southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    High: 42 °F

    Snow Likely

Detailed Forecast

New Year's Day
Rain before 5pm, then rain, possibly mixed with snow. Snow level 8100 feet lowering to 7000 feet. High near 48. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 21. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 52. Wind chill values as low as 23 early. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Snow, possibly mixed with rain, mainly after 4am. Snow level rising to 7100 feet after midnight. Low around 26. South wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
Rain and snow, becoming all rain after 7am. Some thunder is also possible. Snow level 7700 feet. High near 47. South southwest wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Saturday Night
Rain and snow showers. Some thunder is also possible. Snow level 6900 feet. Low around 27. South southwest wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
Rain and snow showers before 10am, then rain showers between 10am and 4pm, then rain and snow showers after 4pm. The rain and snow could be heavy at times. Some thunder is also possible. Snow level 6700 feet. High near 43. South southwest wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Rain and snow showers, becoming all snow after 7pm. The rain and snow could be heavy at times. Some thunder is also possible. Low around 20. South southwest wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Monday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 42. Southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Monday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 18. Calm wind. Chance of precipitation is 60%.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 45. Calm wind. Chance of precipitation is 30%.
Tuesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 19. Calm wind.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 46. Southwest wind around 5 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Mammoth Lakes CA
 37.53°N 119.06°W (Elev. 6617 ft)
Last Update:
10:56 am PST Jan 1, 2026
Forecast Valid:
11am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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