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

Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Top Stn/Summit (MTH03)

Lat: 37.63059°NLon: 119.03282°WElev: 11034.0ft.

NA

20°F

-7°C

Humidity 15%
Wind Speed SE 15 MPH
Barometer NA
Dewpoint -19°F (-28°C)
Visibility NA
Wind Chill6°F (-14°C)
Last update 28 Dec 06:05 AM PST
Extended Forecast for

2 Miles W Mammoth Lakes CA

  • Today

    Today: Mostly sunny, with a high near 26. Northeast wind around 10 mph.

    High: 26 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 12 °F

    Mostly Clear
    and Blustery

  • Monday

    Monday: Sunny, with a high near 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 29 °F

    Sunny and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 21. Northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 36. Northeast wind around 10 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. North wind around 10 mph becoming southwest in the evening.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of snow after 4pm. Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly after 10pm. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Chance Snow

  • New Year's Day

    New Year's Day: A chance of snow. Mostly cloudy, with a high near 33.

    High: 33 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 26. Northeast wind around 10 mph.
Tonight
Mostly clear, with a low around 12. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 21. Northeast wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 36. Northeast wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 24. North wind around 10 mph becoming southwest in the evening.
Wednesday
A 10 percent chance of snow after 4pm. Mostly sunny, with a high near 37.
Wednesday Night
A chance of snow, mainly after 10pm. Mostly cloudy, with a low around 27.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 33.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 25. Breezy.
Friday
Snow likely. Mostly cloudy, with a high near 30. Breezy.
Friday Night
A chance of snow. Mostly cloudy, with a low around 23. Windy.
Saturday
A chance of snow. Mostly cloudy, with a high near 29. Windy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Mammoth Lakes CA
 37.63°N 119.02°W (Elev. 9872 ft)
Last Update:
1:15 am PST Dec 28, 2025
Forecast Valid:
6am PST Dec 28, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation