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

34°F

1°C

Humidity 98%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 01 Jan 08:00 AM PST
Extended Forecast for

15 Miles SE 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: Snow, mainly before 4pm. Temperature rising to near 32 by 11am, then falling to around 22 during the remainder of the day. Wind chill values as low as 9. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 5 to 9 inches possible.

    High: 32 °F⇓

    Snow

  • Tonight

    Tonight: A 30 percent chance of snow before 10pm. Partly cloudy, with a steady temperature around 20. Wind chill values as low as 4. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 35. Wind chill values as low as 6. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Snow likely, mainly after 4am. Mostly cloudy, with a low around 20. Wind chill values as low as 5. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 20 °F

    Chance Snow
    then Snow
    Likely and
    Breezy

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 31. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

    High: 31 °F

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 20. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    Low: 20 °F

    Heavy Snow
    and Breezy

  • Sunday

    Sunday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 28. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.

    High: 28 °F

    Heavy Snow
    and Breezy

  • Sunday Night

    Sunday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 17. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    Low: 17 °F

    Heavy Snow
    and Breezy

  • Monday

    Monday: Snow, mainly before 4pm, then snow showers likely after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 26. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 26 °F

    Heavy Snow

Detailed Forecast

New Year's Day
Snow, mainly before 4pm. Temperature rising to near 32 by 11am, then falling to around 22 during the remainder of the day. Wind chill values as low as 9. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 5 to 9 inches possible.
Tonight
A 30 percent chance of snow before 10pm. Partly cloudy, with a steady temperature around 20. Wind chill values as low as 4. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 35. Wind chill values as low as 6. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 20. Wind chill values as low as 5. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
Snow. The snow could be heavy at times. High near 31. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.
Saturday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 20. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Sunday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 28. Breezy, with a southwest wind around 20 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 showers. The snow could be heavy at times. Some thunder is also possible. Low around 17. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Monday
Snow, mainly before 4pm, then snow showers likely after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 26. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday Night
Snow showers likely before 10pm, then snow likely after 10pm. Some thunder is also possible. Mostly cloudy, with a low around 13. Southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of snow. Partly sunny and cold, with a high near 26. West wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 12. Southwest wind 5 to 10 mph.
Wednesday
A 20 percent chance of snow. Mostly sunny and cold, with a high near 29. West southwest wind around 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SE Mammoth Lakes CA
 37.46°N 118.81°W (Elev. 10974 ft)
Last Update:
8:57 am PST Jan 1, 2026
Forecast Valid:
9am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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