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

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

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

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

NA

37°F

3°C

Humidity 51%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 30 Dec 10:00 AM PST
Extended Forecast for

2 Miles W Mammoth Lakes CA

  • Today

    Today: Mostly cloudy, with a high near 35. Wind chill values as low as 24. Northeast wind around 5 mph becoming calm in the afternoon.

    High: 35 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 32. Wind chill values as low as 22. Light and variable wind becoming southwest 5 to 10 mph after midnight.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely after 10am. Cloudy, with a high near 33. Wind chill values as low as 23. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow. Low around 28. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Snow

  • New Year's Day

    New Year's Day: Snow. High near 31. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 26. Southwest wind around 15 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after 4pm. Partly sunny and cold, with a high near 29. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 29 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow. Low around 24. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.

    Low: 24 °F

    Snow and
    Breezy

  • Saturday

    Saturday: Snow. High near 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.

    High: 25 °F

    Snow and
    Breezy

Detailed Forecast

Today
Mostly cloudy, with a high near 35. Wind chill values as low as 24. Northeast wind around 5 mph becoming calm in the afternoon.
Tonight
Mostly cloudy, with a steady temperature around 32. Wind chill values as low as 22. Light and variable wind becoming southwest 5 to 10 mph after midnight.
Wednesday
Snow likely after 10am. Cloudy, with a high near 33. Wind chill values as low as 23. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 28. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
New Year's Day
Snow. High near 31. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26. Southwest wind around 15 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after 4pm. Partly sunny and cold, with a high near 29. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday Night
Snow. Low around 24. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 80%.
Saturday
Snow. High near 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
Saturday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 18. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday
A 50 percent chance of snow. Partly sunny and cold, with a high near 25. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
A 40 percent chance of snow. Partly sunny and cold, with a high near 28. West southwest wind around 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mammoth Lakes CA
 37.63°N 119.02°W (Elev. 9872 ft)
Last Update:
9:57 am PST Dec 30, 2025
Forecast Valid:
10am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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