Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East; Severe Storm Threat in the Gulf States Sunday

A significant winter storm is underway, bringing widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Extremely cold air will follow, prolonging dangerous travel and infrastructure impacts into next week. Severe thunderstorms may produce damaging gusts and tornadoes across the eastern Gulf Coast states Sunday morning and afternoon. Read More >

Current conditions at

Top of 22 (MTH02)

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

NA

15°F

-9°C

Humidity 29%
Wind Speed N 1 MPH
Barometer NA
Dewpoint -11°F (-24°C)
Visibility NA
Last update 25 Jan 12:45 AM PST
Extended Forecast for

Mammoth Lakes CA

  • Overnight

    Overnight: Clear, with a low around 11. Calm wind.

    Low: 11 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 40. Calm wind.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 40. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 40 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 20. Calm wind.

    Low: 20 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 44. Calm wind.

    High: 44 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 11. Calm wind.
Sunday
Mostly sunny, with a high near 40. Calm wind.
Sunday Night
Mostly cloudy, with a low around 20. Calm wind.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 40. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 20. Calm wind.
Tuesday
Sunny, with a high near 44. Calm wind.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 22.
Thursday
Sunny, with a high near 42.
Thursday Night
Mostly clear, with a low around 23.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 119°W (Elev. 8681 ft)
9:15 pm PST Jan 24, 2026
1am PST Jan 25, 2026-6pm PST Jan 31, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database