National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

60°F

16°C

Humidity 36%
Wind Speed W 1 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 33°F (1°C)
Visibility NA
Last update 26 Aug 07:15 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Today

    Today: Sunny, with a high near 78. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 76. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 76 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 56. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 11am. Mostly cloudy, with a high near 67. Southwest wind 5 to 10 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 50. Southwest wind 5 to 10 mph, with gusts as high as 35 mph.

    Low: 50 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 78. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly clear, with a low around 53. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Thursday
Increasing clouds, with a high near 76. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Thursday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 56. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Friday
Showers likely, mainly after 11am. Mostly cloudy, with a high near 67. Southwest wind 5 to 10 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers before 11pm. Partly cloudy, with a low around 50. Southwest wind 5 to 10 mph, with gusts as high as 35 mph.
Saturday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 45.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
Last Update:
4:30 am PDT Aug 26, 2026
Forecast Valid:
7am PDT Aug 26, 2026-6pm PDT Sep 1, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation