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

61°F

16°C

Humidity 29%
Wind Speed NW 12 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 20 Mar 08:15 PM PDT
Extended Forecast for

10 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 40. Southwest wind around 15 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 54. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 54 °F

    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37. Breezy, with a southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 37 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 56. Southwest wind around 5 mph becoming northwest in the morning.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. Southwest wind 5 to 10 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. West wind 10 to 15 mph.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 41.

    Low: 41 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 40. Southwest wind around 15 mph.
Saturday
Partly sunny, with a high near 54. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 37. Breezy, with a southwest wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 56. Southwest wind around 5 mph becoming northwest in the morning.
Sunday Night
Mostly clear, with a low around 38. Southwest wind 5 to 10 mph.
Monday
Sunny, with a high near 56. West wind 10 to 15 mph.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Clear, with a low around 41.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.83°W (Elev. 9216 ft)
4:20 pm PDT Mar 20, 2026
8pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database