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

55°F

13°C

Humidity 43%
Wind Speed W 6 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 21 Mar 07:55 PM PDT
Extended Forecast for

12 Miles E Mammoth Lakes CA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Northwest wind around 5 mph becoming calm.

    Low: 34 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 35. West wind around 5 mph becoming calm in the evening.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. West wind 5 to 10 mph becoming light in the evening.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 34. Northwest wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 70. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 35. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 36. West wind 5 to 10 mph becoming light in the evening.
Tuesday
Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 37.
Wednesday
Sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles E Mammoth Lakes CA
 37.65°N 118.74°W (Elev. 6778 ft)
Last Update:
4:20 pm PDT Mar 21, 2026
Forecast Valid:
8pm PDT Mar 21, 2026-6pm PDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation