Tropical Moisture Producing Heavy Rain in Portions of the Western U.S., Southeast Florida, and Puerto Rico and the U.S. Virgin Islands

Heavy rain and flash flooding will continue across portions of California, the Southwest, and parts of the Southern Rockies. Strong to locally severe thunderstorms and heavy rain will impact portions of the Plains and Mississippi Valley. Tropical moisture is causing heavy rainfall in southeast Florida, Puerto Rico and the Virgin Islands, Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Rain

54°F

12°C

Humidity 76%
Wind Speed E 5 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 46°F (8°C)
Visibility 9.00 mi
Last update 18 Sep 06:35 PM PDT
Extended Forecast for

12 Miles ENE Mammoth Lakes CA

  • Tonight

    Tonight: A 50 percent chance of showers.  Cloudy, with a low around 41. Southeast wind 5 to 10 mph becoming light east  in the evening. Winds could gust as high as 20 mph.

    Low: 41 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 11pm.  Partly cloudy, with a low around 38. West wind around 5 mph becoming calm.

    Low: 38 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Calm wind becoming south around 5 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Southwest wind around 5 mph becoming calm.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 72. Calm wind.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers. Cloudy, with a low around 41. Southeast wind 5 to 10 mph becoming light east in the evening. Winds could gust as high as 20 mph.
Friday
A chance of showers before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 38. West wind around 5 mph becoming calm.
Saturday
Mostly sunny, with a high near 72. Calm wind becoming south around 5 mph.
Saturday Night
Partly cloudy, with a low around 40. Southwest wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 72. Calm wind.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
A chance of showers after 11am. Mostly sunny, with a high near 73.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Mammoth Lakes CA
 37.69°N 118.75°W (Elev. 6824 ft)
2:15 pm PDT Sep 18, 2025
7pm PDT Sep 18, 2025-6pm PDT Sep 25, 2025
 
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Additional Resources

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