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

Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

67°F

19°C

Humidity 26%
Wind Speed NW 3 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Last update 23 Sep 12:00 PM PDT
Extended Forecast for

Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 70. Calm wind becoming southwest around 5 mph.

    High: 70 °F

    Sunny

  • Tonight

    Tonight: Widespread haze between 9pm and 3am. Mostly clear, with a low around 48. Southwest wind around 5 mph.

    Low: 48 °F

    Haze

  • Thursday

    Thursday: Sunny, with a high near 70. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Southwest wind around 10 mph, with gusts as high as 30 mph.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 70. Calm wind becoming southwest around 5 mph.
Tonight
Widespread haze between 9pm and 3am. Mostly clear, with a low around 48. Southwest wind around 5 mph.
Thursday
Sunny, with a high near 70. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 49. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday
Sunny, with a high near 65. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 44. Southwest wind around 10 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 60.
Monday Night
Clear, with a low around 39.
Tuesday
Sunny, with a high near 66.
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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:
11:30 am PDT Sep 23, 2026
Forecast Valid:
12pm PDT Sep 23, 2026-6pm PDT Sep 29, 2026
 
Forecast Discussion
 
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