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

74°F

23°C

Humidity 26%
Wind Speed WSW 8 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 37°F (3°C)
Visibility NA
Last update 22 Aug 01:30 PM PDT
Extended Forecast for

3 Miles ESE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 58. Southwest wind 5 to 15 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Southwest wind 5 to 15 mph, with gusts as high as 40 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers after 2pm. Mostly sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 58. Southwest wind 5 to 15 mph.
Sunday
Sunny, with a high near 81. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 56. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 79. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Monday Night
Mostly clear, with a low around 55. Southwest wind 5 to 15 mph, with gusts as high as 40 mph.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Mammoth Lakes CA
 37.62°N 118.94°W (Elev. 7933 ft)
Last Update:
11:30 am PDT Aug 22, 2026
Forecast Valid:
1pm PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation