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

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

43°F

6°C

Humidity 31%
Wind Speed SW 1 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 14°F (-10°C)
Visibility NA
Last update 21 Jan 05:30 PM PST
Extended Forecast for

Mammoth Lakes CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 49. Calm wind.

    High: 49 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 42. Calm wind.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15. Northwest wind 5 to 10 mph.

    Low: 15 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 34. North wind around 10 mph, with gusts as high as 20 mph.

    High: 34 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. Calm wind.
Thursday
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 49. Calm wind.
Thursday Night
Partly cloudy, with a low around 24. Calm wind.
Friday
Mostly sunny, with a high near 42. Calm wind.
Friday Night
Partly cloudy, with a low around 15. Northwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 34. North wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 12.
Sunday
Mostly sunny, with a high near 42.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
Last Update:
1:15 pm PST Jan 21, 2026
Forecast Valid:
5pm PST Jan 21, 2026-6pm PST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation