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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

59°F

15°C

Humidity 33%
Wind Speed N 6 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Mar 09:55 PM PDT
Extended Forecast for

8 Miles E Mammoth Lakes CA

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Southwest wind around 5 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. West wind 10 to 15 mph becoming light southwest in the evening. Winds could gust as high as 25 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 67. Calm wind becoming south around 5 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Southwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. Calm wind becoming west around 5 mph in the afternoon.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Southwest wind around 5 mph.
Saturday
Partly sunny, with a high near 67. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 36. West wind 10 to 15 mph becoming light southwest in the evening. Winds could gust as high as 25 mph.
Sunday
Sunny, with a high near 67. Calm wind becoming south around 5 mph.
Sunday Night
Mostly clear, with a low around 36. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 69. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Clear, with a low around 42.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 34.
Friday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Mammoth Lakes CA
 37.64°N 118.82°W (Elev. 7198 ft)
Last Update:
4:20 pm PDT Mar 20, 2026
Forecast Valid:
10pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
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