Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Partly Cloudy

79°F

26°C

Humidity 24%
Wind Speed ENE 8 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 11 Aug 04:55 PM PDT
Extended Forecast for

6 Miles SE Mammoth Lakes CA

Flood Watch August 12, 02:00pm until August 13, 09:00pm
Click here for hazard details and duration
Flood Watch
  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 65. Southwest wind around 10 mph.

    High: 65 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Areas of smoke before 11pm, then areas of smoke after 2am. Partly cloudy, with a low around 49. Southwest wind 5 to 10 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Areas Smoke

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 11am.  Areas of smoke between 3pm and 5pm. Snow level 13800 feet. Mostly cloudy, with a high near 59. Southwest wind 5 to 15 mph.

    High: 59 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 11pm.  Areas of smoke. Snow level 13500 feet lowering to 12800 feet after midnight . Mostly cloudy, with a low around 45. Southwest wind 10 to 15 mph.

    Low: 45 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am.  Snow level 12700 feet. Mostly cloudy, then gradually becoming sunny, with a high near 57. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%.

    High: 57 °F

    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 65. Southwest wind around 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Areas of smoke before 11pm, then areas of smoke after 2am. Partly cloudy, with a low around 49. Southwest wind 5 to 10 mph.
Wednesday
A 50 percent chance of showers and thunderstorms after 11am. Areas of smoke between 3pm and 5pm. Snow level 13800 feet. Mostly cloudy, with a high near 59. Southwest wind 5 to 15 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 11pm. Areas of smoke. Snow level 13500 feet lowering to 12800 feet after midnight . Mostly cloudy, with a low around 45. Southwest wind 10 to 15 mph.
Thursday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 11am. Snow level 12700 feet. Mostly cloudy, then gradually becoming sunny, with a high near 57. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Thursday Night
Mostly clear, with a low around 41. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Mammoth Lakes CA
 37.58°N 118.9°W (Elev. 10617 ft)
4:30 pm PDT Aug 11, 2026
5pm PDT Aug 11, 2026-6pm PDT Aug 18, 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