Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

52°F

11°C

Humidity 18%
Wind Speed N 4 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 19 May 08:15 PM PDT
Extended Forecast for

5 Miles ESE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 31. Northeast wind 5 to 10 mph.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 51. West wind 5 to 10 mph becoming north in the morning.

    High: 51 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. Southwest wind 5 to 15 mph.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 56. Southwest wind 5 to 10 mph becoming northwest in the morning.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 55. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. Breezy.

    Low: 40 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. Breezy.

    Low: 41 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 31. Northeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 51. West wind 5 to 10 mph becoming north in the morning.
Wednesday Night
Mostly clear, with a low around 36. Southwest wind 5 to 15 mph.
Thursday
Sunny, with a high near 56. Southwest wind 5 to 10 mph becoming northwest in the morning.
Thursday Night
Partly cloudy, with a low around 41. West wind 5 to 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 55. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 40. Breezy.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 41. Breezy.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 41.
Memorial Day
Sunny, with a high near 56.
Monday Night
Mostly clear, with a low around 39. Breezy.
Tuesday
Sunny, with a high near 54. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Mammoth Lakes CA
 37.58°N 118.9°W (Elev. 10617 ft)
4:30 pm PDT May 19, 2026
8pm PDT May 19, 2026-6pm PDT May 26, 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