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

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

54°F

12°C

Humidity 32%
Wind Speed S 5 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Last update 21 Mar 12:00 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Overnight

    Overnight: Partly cloudy, with a low around 43. West wind around 5 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 40. Southwest wind around 5 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 40 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 68. Calm wind.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Southwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 68. Southwest wind around 5 mph, with gusts as high as 20 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °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 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 43. West wind around 5 mph.
Saturday
Partly sunny, with a high near 67. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 40. Southwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 68. Calm wind.
Sunday Night
Partly cloudy, with a low around 42. Southwest wind around 5 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 68. Southwest wind around 5 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.64°N 118.97°W (Elev. 7913 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