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

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

43°F

6°C

Humidity 63%
Wind Speed W 1 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Last update 23 Sep 12:45 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Widespread haze between 9pm and 3am. Patchy smoke after 9pm. Mostly clear, with a low around 46. Southwest wind around 5 mph.

    Low: 46 °F

    Haze

  • Thursday

    Thursday: Sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 35 mph.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 46. Calm wind.
Wednesday
Sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Widespread haze between 9pm and 3am. Patchy smoke after 9pm. Mostly clear, with a low around 46. Southwest wind around 5 mph.
Thursday
Sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 47. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Friday
Sunny, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 35 mph.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 42.
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
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 65.
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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 pm PDT Sep 22, 2026
Forecast Valid:
1am PDT Sep 23, 2026-6pm PDT Sep 29, 2026
 
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