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

61°F

16°C

Humidity 43%
Wind Speed W 3 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 38°F (3°C)
Visibility NA
Last update 23 Aug 03:15 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 53. Southwest wind around 5 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Southwest wind 5 to 15 mph, with gusts as high as 40 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 53. Southwest wind around 5 mph.
Sunday
Sunny, with a high near 80. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 53. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Monday
Mostly sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.
Monday Night
Partly cloudy, with a low around 52. Southwest wind 5 to 15 mph, with gusts as high as 40 mph.
Tuesday
Sunny, with a high near 78. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.64°N 118.97°W (Elev. 7913 ft)
Last Update:
11:30 pm PDT Aug 22, 2026
Forecast Valid:
3am PDT Aug 23, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation