Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

Top Stn/Summit (MTH03)

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

NA

21°F

-6°C

Humidity 43%
Wind Speed ESE 35 MPH
Barometer NA
Dewpoint 2°F (-17°C)
Visibility NA
Wind Chill2°F (-17°C)
Last update 29 Dec 03:45 AM PST
Extended Forecast for

3 Miles SSW Mammoth Lakes CA

  • Today

    Today: 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

  • Tonight

    Tonight: Mostly clear, with a low around 19. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 19 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 36. Northeast wind 10 to 15 mph.

    High: 36 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 10 percent chance of snow after 4am.  Mostly cloudy, with a low around 28. Northeast wind around 10 mph becoming southwest after midnight.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 4pm.  Mostly cloudy, with a high near 34. West wind 10 to 15 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow.  Low around 30. West wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 30 °F

    Snow

  • New Year's Day

    New Year's Day: Snow.  High near 32. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 27. Breezy.

    Low: 27 °F

    Snow Likely
    and Breezy

  • Friday

    Friday: Snow likely, mainly after 10am.  Mostly cloudy, with a high near 31. Windy.

    High: 31 °F

    Snow Likely
    and Windy

Detailed Forecast

Today
Sunny, with a high near 29. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 19. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 36. Northeast wind 10 to 15 mph.
Tuesday Night
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 28. Northeast wind around 10 mph becoming southwest after midnight.
Wednesday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 34. West wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 30. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
New Year's Day
Snow. High near 32. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 27. Breezy.
Friday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 31. Windy.
Friday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 24. Windy.
Saturday
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 27. Windy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 21. Windy.
Sunday
Snow likely. Mostly cloudy, with a high near 25. Breezy.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Mammoth Lakes CA
 37.59°N 119.01°W (Elev. 9957 ft)
1:15 am PST Dec 29, 2025
4am PST Dec 29, 2025-6pm PST Jan 4, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database