Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Mostly Cloudy

79°F

26°C

Humidity 19%
Wind Speed ENE 4 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 25 Aug 01:35 PM PDT
Extended Forecast for

9 Miles E Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. West wind 5 to 10 mph becoming light  in the evening.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 84. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. West wind 5 to 10 mph becoming light  in the evening.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 11am.  Mostly cloudy, with a high near 77. Breezy.  Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77. Breezy.

    High: 77 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 82. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 48. West wind 5 to 10 mph becoming light in the evening.
Wednesday
Sunny, with a high near 84. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. West wind 5 to 10 mph becoming light in the evening.
Thursday
Mostly sunny, with a high near 84. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 50. Southwest wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Sunny, with a high near 77. Breezy.
Saturday Night
Mostly clear, with a low around 43.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E Mammoth Lakes CA
 37.66°N 118.8°W (Elev. 6998 ft)
11:49 am PDT Aug 25, 2026
1pm PDT Aug 25, 2026-6pm PDT Aug 31, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database