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

30°F

-1°C

Humidity 19%
Wind Speed SW 10 MPH
Barometer NA
Dewpoint -7°F (-22°C)
Visibility NA
Wind Chill21°F (-6°C)
Last update 25 Jan 12:25 PM PST
Extended Forecast for

Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Partly Sunny

  • Tonight

    Tonight: 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 39. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 39 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 19. Calm wind.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 44. Calm wind becoming southwest around 5 mph.

    High: 44 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. Calm wind becoming southwest around 5 mph.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 39. Calm wind.
Tonight
Mostly cloudy, with a low around 20. Calm wind.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 39. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 19. Calm wind.
Tuesday
Sunny, with a high near 44. Calm wind becoming southwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 24. Calm wind becoming southwest around 5 mph.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Sunny, with a high near 46.
Thursday Night
Mostly clear, with a low around 25.
Friday
Mostly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 119°W (Elev. 8681 ft)
9:16 am PST Jan 25, 2026
12pm PST Jan 25, 2026-6pm PST Jan 31, 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