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

Severe Weather and Flash Flooding Potential for the Center of the Nation

An upper level trough coinciding with surface frontal boundaries will focus showers and thunderstorms from the Great Lakes region into the Ohio and Tennessee Valley's, central and southern Plains. Instances of flash flooding, damaging winds and large hail are possible. Meanwhile, increasing waves and rip currents for portions of the eastern seaboard this week as tropical Atlantic is active. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

60°F

16°C

Humidity 52%
Wind Speed SE 0 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 42°F (6°C)
Visibility NA
Last update 22 Sep 09:45 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Today

    Today: Sunny, with a high near 70. East wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. Northeast wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Southeast wind around 5 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers after 11am. Mostly sunny, with a high near 70. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 46. South wind around 5 mph becoming west after midnight.

    Low: 46 °F

    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 65.

    High: 65 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 70. East wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 44. Northeast wind 5 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 72. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 46. Southeast wind around 5 mph, with gusts as high as 20 mph.
Wednesday
A 30 percent chance of showers after 11am. Mostly sunny, with a high near 70. Calm wind becoming southeast around 5 mph in the afternoon.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 46. South wind around 5 mph becoming west after midnight.
Thursday
A 40 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 65.
Thursday Night
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.64°N 118.97°W (Elev. 7913 ft)
Last Update:
10:15 am PDT Sep 22, 2025
Forecast Valid:
10am PDT Sep 22, 2025-6pm PDT Sep 28, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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