Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

68°F

20°C

Humidity 26%
Wind Speed WNW 9 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 30 Aug 07:15 PM PDT
Extended Forecast for

4 Miles ENE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 43. West wind 5 to 10 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. Southwest wind 5 to 15 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 42. Southwest wind 10 to 15 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 66. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 66 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 37. Southwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 37 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 65 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 43. West wind 5 to 10 mph.
Monday
Sunny, with a high near 72. Southwest wind 5 to 15 mph.
Monday Night
Increasing clouds, with a low around 42. Southwest wind 10 to 15 mph.
Tuesday
Sunny, with a high near 66. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Clear, with a low around 37. Southwest wind around 15 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 65. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 69. Breezy.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Mostly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Mammoth Lakes CA
 37.67°N 118.92°W (Elev. 7694 ft)
4:30 pm PDT Aug 30, 2026
7pm PDT Aug 30, 2026-6pm PDT Sep 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

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