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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

60°F

16°C

Humidity 55%
Wind Speed NE 0 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 44°F (7°C)
Visibility NA
Last update 27 Aug 06:15 PM PDT
Extended Forecast for

Mammoth Lakes CA

  • Tonight

    Tonight: A chance of showers before 11pm, then a chance of showers after 2am. Mostly cloudy, with a low around 53. Southwest wind around 5 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 66. Southwest wind 5 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 50. Southwest wind around 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 and thunderstorms after 11am. Mostly sunny, with a high near 68. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.

    High: 68 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Clear, with a low around 45. Southwest wind around 10 mph, with gusts as high as 35 mph.

    Low: 45 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 70. Southwest wind around 5 mph, with gusts as high as 25 mph.

    High: 70 °F

    Sunny

  • Sunday Night

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

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers before 11pm, then a chance of showers after 2am. Mostly cloudy, with a low around 53. Southwest wind around 5 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 66. Southwest wind 5 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Friday Night
A 40 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 50. Southwest wind around 10 mph, with gusts as high as 35 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 68. Southwest wind 5 to 15 mph, with gusts as high as 35 mph.
Saturday Night
Clear, with a low around 45. Southwest wind around 10 mph, with gusts as high as 35 mph.
Sunday
Sunny, with a high near 70. Southwest wind around 5 mph, with gusts as high as 25 mph.
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
A slight chance of showers before 11am. Snow level 9500 feet rising to 10800 feet in the afternoon. Sunny, with a high near 65.
Tuesday Night
A slight chance of showers. Snow level 10900 feet lowering to 10300 feet. Partly cloudy, with a low around 43.
Wednesday
A slight chance of showers. Snow level 10400 feet rising to 11200 feet in the afternoon. Mostly sunny, with a high near 65.
Wednesday Night
A slight chance of showers. Snow level 11500 feet lowering to 10900 feet after midnight . Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
Last Update:
4:30 pm PDT Aug 27, 2026
Forecast Valid:
6pm PDT Aug 27, 2026-6pm PDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation