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

35°F

2°C

Humidity 53%
Wind Speed W 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 19°F (-7°C)
Visibility NA
Last update 21 Jan 09:00 PM PST
Extended Forecast for

Mammoth Lakes CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 42. Northeast wind around 5 mph.

    High: 42 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. North wind around 5 mph becoming calm.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 26. North wind around 15 mph, with gusts as high as 30 mph.

    High: 26 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21.

    Low: 21 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 29. Calm wind.
Thursday
A 20 percent chance of snow after 1pm. Mostly cloudy, with a high near 42. Northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 25. North wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 34. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 18. North wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 26. North wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 15.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
Last Update:
9:15 pm PST Jan 21, 2026
Forecast Valid:
9pm 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