Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

65°F

18°C

Humidity 18%
Wind Speed SSW 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 20°F (-7°C)
Visibility NA
Last update 19 Mar 10:15 AM PDT
Extended Forecast for

Mammoth Lakes CA

  • Today

    Today: Sunny, with a high near 73. Calm wind.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 42. Calm wind.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. Southwest wind around 5 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37. West wind 5 to 10 mph becoming light southwest  in the evening. Winds could gust as high as 20 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 73. Calm wind.
Tonight
Clear, with a low around 42. Calm wind.
Friday
Sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 41. Southwest wind around 5 mph, with gusts as high as 20 mph.
Saturday
Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 37. West wind 5 to 10 mph becoming light southwest in the evening. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 38.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.66°N 118.97°W (Elev. 8301 ft)
9:08 am PDT Mar 19, 2026
10am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database