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

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

73°F

23°C

Humidity 10%
Wind Speed N 0 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 19 Mar 12:55 PM PDT
Extended Forecast for

8 Miles E Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. Calm wind.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 36. Southwest wind around 5 mph.

    Low: 36 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. West wind 10 to 15 mph becoming light  in the evening.

    Low: 34 °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 36.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 74. Calm wind.
Tonight
Mostly clear, with a low around 39. Calm wind.
Friday
Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 36. Southwest wind around 5 mph.
Saturday
Mostly sunny, with a high near 67. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 34. West wind 10 to 15 mph becoming light in the evening.
Sunday
Sunny, with a high near 67.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 69.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Mammoth Lakes CA
 37.66°N 118.83°W (Elev. 7195 ft)
11:20 am PDT Mar 19, 2026
1pm PDT Mar 19, 2026-6pm PDT Mar 25, 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