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

12 Miles SW 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. Steady temperature around 32. Wind chill values as low as 20. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow

  • Tonight

    Tonight: A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 25. Wind chill values as low as 17. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38. Wind chill values as low as 20. South southeast wind around 5 mph becoming southwest in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of snow after 10pm. Increasing clouds, with a low around 29. Wind chill values as low as 20. South wind around 10 mph, with gusts as high as 15 mph. New snow accumulation of 1 to 2 inches possible.

    Low: 29 °F

    Chance Snow

  • Saturday

    Saturday: Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 32. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 32 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 28. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 28 °F

    Heavy Snow

  • Sunday

    Sunday: Snow showers before 10am, then snow between 10am and 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 31. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.

    High: 31 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow showers before 10pm, then snow likely, mainly between 10pm and 4am. The snow could be heavy at times. Some thunder is also possible. Low around 23. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 23 °F

    Heavy Snow

  • Monday

    Monday: Snow likely, mainly after 10am. Mostly cloudy and cold, with a high near 27. Southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    High: 27 °F

    Snow Likely

Detailed Forecast

New Year's Day
Snow, mainly before 4pm. Steady temperature around 32. Wind chill values as low as 20. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 25. Wind chill values as low as 17. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
Mostly sunny, with a high near 38. Wind chill values as low as 20. South southeast wind around 5 mph becoming southwest in the afternoon.
Friday Night
A 50 percent chance of snow after 10pm. Increasing clouds, with a low around 29. Wind chill values as low as 20. South wind around 10 mph, with gusts as high as 15 mph. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 32. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 28. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Sunday
Snow showers before 10am, then snow between 10am and 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 31. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.
Sunday Night
Snow showers before 10pm, then snow likely, mainly between 10pm and 4am. The snow could be heavy at times. Some thunder is also possible. Low around 23. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Monday
Snow likely, mainly after 10am. Mostly cloudy and cold, with a high near 27. Southwest wind around 10 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 21. South southwest wind around 5 mph. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of snow. Partly sunny and cold, with a high near 31. North wind around 5 mph becoming west southwest in the afternoon.
Tuesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 23. East northeast wind around 5 mph.
Wednesday
A 30 percent chance of snow. Partly sunny and cold, with a high near 31. North wind around 5 mph becoming southwest in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SW Mammoth Lakes CA
 37.5°N 119.14°W (Elev. 8337 ft)
Last Update:
12:57 pm PST Jan 1, 2026
Forecast Valid:
1pm PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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