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 23%
Wind Speed S 10 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 21 Mar 12:35 AM PDT
Extended Forecast for

5 Miles ENE Mammoth Lakes CA

  • Overnight

    Overnight: Partly cloudy, with a low around 40. Southwest wind around 5 mph.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67. West wind around 5 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37. West wind around 5 mph becoming calm  in the evening.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 68. Calm wind becoming southwest around 5 mph.

    High: 68 °F

    Sunny

  • Sunday Night

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

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 68. Southwest wind around 5 mph.

    High: 68 °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 70.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 40. Southwest wind around 5 mph.
Saturday
Partly sunny, with a high near 67. West wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 37. West wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 68. Calm wind becoming southwest around 5 mph.
Sunday Night
Partly cloudy, with a low around 38. Southwest wind around 5 mph.
Monday
Sunny, with a high near 68. Southwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 38.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Mammoth Lakes CA
 37.67°N 118.89°W (Elev. 7671 ft)
11:20 pm PDT Mar 20, 2026
12am PDT Mar 21, 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