National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

81°F

27°C

Humidity 19%
Wind Speed SE 4 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 Aug 12:55 PM PDT
Extended Forecast for

6 Miles ESE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. West wind 10 to 15 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. Southwest wind 10 to 15 mph.

    Low: 53 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. South wind 10 to 15 mph becoming northwest in the morning. Winds could gust as high as 25 mph.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. West wind 10 to 15 mph.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 52 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. Breezy.

    High: 66 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Breezy.

    Low: 51 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Breezy.

    High: 65 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 68. West wind 10 to 15 mph.
Tonight
Mostly cloudy, with a low around 53. Southwest wind 10 to 15 mph.
Wednesday
Mostly sunny, with a high near 70. South wind 10 to 15 mph becoming northwest in the morning. Winds could gust as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 53. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 70. West wind 10 to 15 mph.
Thursday Night
Partly cloudy, with a low around 52. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 66. Breezy.
Friday Night
Partly cloudy, with a low around 51. Breezy.
Saturday
Mostly sunny, with a high near 65. Breezy.
Saturday Night
Mostly clear, with a low around 49. Breezy.
Sunday
Sunny, with a high near 64.
Sunday Night
A slight chance of showers. Snow level 13300 feet lowering to 12700 feet after midnight . Partly cloudy, with a low around 49.
Monday
A slight chance of showers. Snow level 12900 feet. Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Mammoth Lakes CA
 37.58°N 118.9°W (Elev. 10617 ft)
Last Update:
11:30 am PDT Aug 18, 2026
Forecast Valid:
1pm PDT Aug 18, 2026-6pm PDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation