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

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

64°F

18°C

Humidity 45%
Wind Speed ESE 10 MPH
Barometer 30.39 in (1029.12 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 22 Aug 07:55 AM PDT
Extended Forecast for

8 Miles SE Mammoth Lakes CA

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm.  Snow level 13600 feet rising to 14200 feet in the afternoon. Mostly sunny, with a high near 66. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 44. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 44 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 66. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 64. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 64 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 64. Breezy.

    High: 64 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. Breezy.

    Low: 43 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. Breezy.

    High: 65 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Snow level 13600 feet rising to 14200 feet in the afternoon. Mostly sunny, with a high near 66. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 44. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny, with a high near 66. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 45. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 64. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.
Monday Night
Partly cloudy, with a low around 44. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday
Sunny, with a high near 64. Breezy.
Tuesday Night
Mostly clear, with a low around 43. Breezy.
Wednesday
Sunny, with a high near 65. Breezy.
Wednesday Night
Mostly clear, with a low around 43. Breezy.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 43. Breezy.
Friday
Mostly sunny, with a high near 64. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Mammoth Lakes CA
 37.54°N 118.86°W (Elev. 10636 ft)
4:30 am PDT Aug 22, 2026
8am PDT Aug 22, 2026-6pm PDT Aug 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database