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

Mammoth Yosemite Airport (KMMH)

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

Clear

77°F

25°C

Humidity 23%
Wind Speed W 5 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 22 Aug 06:35 PM PDT
Extended Forecast for

10 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 45. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45. Southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 65 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Sunny, with a high near 65. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 65 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 45. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 67. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 45. Southwest wind around 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 65. 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 20 to 25 mph, with gusts as high as 35 mph.
Tuesday
Sunny, with a high near 65. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 66. Breezy.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 65. Breezy.
Friday Night
Partly cloudy, with a low around 44. Breezy.
Saturday
Mostly sunny, with a high near 65. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.86°W (Elev. 10636 ft)
Last Update:
4:30 pm PDT Aug 22, 2026
Forecast Valid:
7pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
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Additional Resources

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