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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Thunderstorm

66°F

19°C

Humidity 72%
Wind Speed SW 6 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 14 Jul 02:55 PM PDT
Extended Forecast for

9 Miles ENE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. West wind around 5 mph. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 49. West wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. West wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 83.

    High: 83 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then a slight chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 77. West wind around 5 mph. Chance of precipitation is 60%.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 49. West wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 83. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 51. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 50. Southwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 50.
Saturday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 83.
Saturday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 52.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Mammoth Lakes CA
 37.68°N 118.81°W (Elev. 6890 ft)
Last Update:
11:30 am PDT Jul 14, 2026
Forecast Valid:
3pm PDT Jul 14, 2026-6pm PDT Jul 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation