Tropical Depression Nine Forms; Heavy Rainfall in the Southwest and Southeast this Weekend

Tropical Depression Nine has formed and will continue to slowly move to the north-northwest in the coming days. As the storm passes close to the east coast of Florida, tropical storm conditions are possible Sunday through Monday. Tropical Storm Watches have been issued. Significant uncertainty remains in the track and intensity, but chances for impacts to the Southeast are increasing. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

72°F

22°C

Humidity 24%
Wind Speed ESE 17 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 27 Sep 03:55 PM PDT
Extended Forecast for

9 Miles SE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 5pm.  Snow level 12300 feet. Mostly sunny, with a high near 55. East wind around 10 mph.

    High: 55 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Snow level 12300 feet. Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph.

    Low: 33 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 11am.  Snow level 12000 feet rising to 12600 feet in the afternoon. Mostly sunny, with a high near 50. Southwest wind 5 to 10 mph becoming northeast in the morning.

    High: 50 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. South wind around 10 mph.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 11am.  Snow level 11500 feet. Partly sunny, with a high near 49. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 49 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of rain showers before 8pm, then a chance of snow showers.  Mostly cloudy, with a low around 29. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 29 °F

    Breezy.
    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of snow showers after 11am.  Mostly sunny, with a high near 45. Breezy.

    High: 45 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. Breezy.

    Low: 27 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 48. Breezy.

    High: 48 °F

    Sunny and
    Breezy then
    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 5pm. Snow level 12300 feet. Mostly sunny, with a high near 55. East wind around 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Snow level 12300 feet. Partly cloudy, with a low around 33. Southwest wind 5 to 10 mph.
Sunday
A 40 percent chance of showers and thunderstorms after 11am. Snow level 12000 feet rising to 12600 feet in the afternoon. Mostly sunny, with a high near 50. Southwest wind 5 to 10 mph becoming northeast in the morning.
Sunday Night
Partly cloudy, with a low around 33. South wind around 10 mph.
Monday
A 30 percent chance of showers after 11am. Snow level 11500 feet. Partly sunny, with a high near 49. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
A chance of rain showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A 20 percent chance of snow showers after 11am. Mostly sunny, with a high near 45. Breezy.
Tuesday Night
Mostly clear, with a low around 27. Breezy.
Wednesday
Sunny, with a high near 48. Breezy.
Wednesday Night
Mostly clear, with a low around 29. Breezy.
Thursday
Sunny, with a high near 47. Breezy.
Thursday Night
Partly cloudy, with a low around 27. Breezy.
Friday
A slight chance of snow showers. Mostly sunny, with a high near 46. Breezy.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SE Mammoth Lakes CA
 37.56°N 118.87°W (Elev. 11175 ft)
2:16 pm PDT Sep 27, 2025
4pm PDT Sep 27, 2025-6pm PDT Oct 4, 2025
 
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Additional Resources

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