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

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

71°F

22°C

Humidity 33%
Wind Speed W 5 MPH
Barometer 29.74 in (1007.11 mb)
Dewpoint 40°F (4°C)
Visibility NA
Last update 22 Aug 06:00 PM PDT
Extended Forecast for

Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 55. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. Southwest wind around 10 mph, with gusts as high as 35 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 78. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 52. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 75. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.
Monday Night
Mostly clear, with a low around 51. Southwest wind around 10 mph, with gusts as high as 35 mph.
Tuesday
Sunny, with a high near 75. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
Last Update:
4:30 pm PDT Aug 22, 2026
Forecast Valid:
6pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation