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 36%
Wind Speed SW 4 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 23 Aug 12:35 AM PDT
Extended Forecast for

5 Miles ESE Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 48. West wind around 5 mph becoming calm.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 81 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 48. West wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 83. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 47. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 81. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Monday Night
Partly cloudy, with a low around 47. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Tuesday
Sunny, with a high near 81. Light southwest wind increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 80. Breezy.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 81. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mammoth Lakes CA
 37.63°N 118.88°W (Elev. 7198 ft)
11:30 pm PDT Aug 22, 2026
12am PDT Aug 23, 2026-6pm PDT Aug 29, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database