Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Top Stn/Summit (MTH03)

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

NA

30°F

-1°C

Humidity 50%
Wind Speed N 6 MPH
Barometer NA
Dewpoint 14°F (-10°C)
Visibility NA
Wind Chill24°F (-4°C)
Last update 29 Jan 05:25 PM PST
Extended Forecast for

3 Miles SSW Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 31. East wind around 10 mph becoming southwest after midnight.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 43. Southwest wind 5 to 10 mph.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Northwest wind around 10 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 43. West wind 5 to 10 mph.

    High: 43 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 40. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.

    High: 40 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 31. East wind around 10 mph becoming southwest after midnight.
Friday
Mostly sunny, with a high near 43. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 33. Northwest wind around 10 mph.
Saturday
Mostly sunny, with a high near 43. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 30. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 40. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
Mostly sunny, with a high near 38.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 41.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Sunny, with a high near 42.
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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 pm PST Jan 29, 2026
5pm PST Jan 29, 2026-6pm PST Feb 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