Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

Top of 22 (MTH02)

Lat: 37.63707°NLon: 119.0174°WElev: 10100.0ft.

NA

25°F

-4°C

Humidity 53%
Wind Speed NNE 8 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Wind Chill16°F (-9°C)
Last update 29 Dec 05:45 PM PST
Extended Forecast for

2 Miles WNW Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 22. Breezy, with an east wind 15 to 20 mph.

    Low: 22 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 35. East wind 5 to 15 mph.

    High: 35 °F

    Increasing
    Clouds

  • Tuesday Night

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

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 10am.  Cloudy, with a high near 33. West wind 5 to 10 mph.  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 29. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Snow and
    Breezy

  • New Year's Day

    New Year's Day: Snow.  High near 31. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow and
    Windy

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 25. Breezy.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Snow Likely
    and Breezy

  • Friday

    Friday: A chance of snow.  Partly sunny, with a high near 29. Breezy.

    High: 29 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: Snow likely, mainly after 10pm. The snow could be heavy at times.  Mostly cloudy, with a low around 23. Very windy.

    Low: 23 °F

    Heavy Snow
    and Very
    Windy

Detailed Forecast

Tonight
Mostly clear, with a low around 22. Breezy, with an east wind 15 to 20 mph.
Tuesday
Increasing clouds, with a high near 35. East wind 5 to 15 mph.
Tuesday Night
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 28. North wind around 10 mph becoming southwest in the evening.
Wednesday
Snow likely, mainly after 10am. Cloudy, with a high near 33. West wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 29. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
New Year's Day
Snow. High near 31. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 25. Breezy. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow. Partly sunny, with a high near 29. Breezy.
Friday Night
Snow likely, mainly after 10pm. The snow could be heavy at times. Mostly cloudy, with a low around 23. Very windy.
Saturday
Snow. Mostly cloudy, with a high near 25. Windy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 18. Breezy.
Sunday
Snow likely. Mostly cloudy, with a high near 24. Breezy.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 16.
Monday
A chance of snow. Partly sunny, with a high near 24. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Mammoth Lakes CA
 37.63°N 119.02°W (Elev. 9872 ft)
1:39 pm PST Dec 29, 2025
6pm PST Dec 29, 2025-6pm PST Jan 5, 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