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

75°F

24°C

Humidity 13%
Wind Speed ESE 14 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 20 Mar 02:35 PM PDT
Extended Forecast for

9 Miles SE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 59. Southwest wind around 10 mph.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 33. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Partly sunny, with a high near 53. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.

    High: 53 °F

    Partly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 30 mph.

    Low: 31 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 54. Southwest wind around 10 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 32 °F

    Partly Cloudy
    then Mostly
    Clear and
    Breezy

  • Monday

    Monday: Sunny, with a high near 55. Breezy.

    High: 55 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. Breezy.

    Low: 35 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 59. Southwest wind around 10 mph.
Tonight
Mostly clear, with a low around 33. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday
Partly sunny, with a high near 53. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 31. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 54. Southwest wind around 10 mph.
Sunday Night
Mostly clear, with a low around 32. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 55. Breezy.
Monday Night
Mostly clear, with a low around 35. Breezy.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 34. Breezy.
Wednesday
Sunny, with a high near 57. Breezy.
Wednesday Night
Mostly clear, with a low around 32. Breezy.
Thursday
Sunny, with a high near 54. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SE Mammoth Lakes CA
 37.56°N 118.87°W (Elev. 11175 ft)
11:20 am PDT Mar 20, 2026
2pm PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database