Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Rain

61°F

16°C

Humidity 55%
Wind Speed W 9 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 44°F (7°C)
Visibility 9.00 mi
Last update 29 Sep 01:55 PM PDT
Extended Forecast for

9 Miles ENE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 67. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph.

    High: 67 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 36. Southwest wind 10 to 15 mph becoming west in the evening. Winds could gust as high as 30 mph.  Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 64. Northwest wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 68. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. Southwest wind 5 to 15 mph.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms after 11am.  Snow level 10000 feet. Mostly sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 67. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 36. Southwest wind 10 to 15 mph becoming west in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 64. Northwest wind 5 to 10 mph becoming southwest 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 35. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 68. Light west wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 35. Southwest wind 5 to 15 mph.
Thursday
Sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 34.
Friday
A chance of showers and thunderstorms after 11am. Snow level 10000 feet. Mostly sunny, with a high near 61.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Mammoth Lakes CA
 37.68°N 118.81°W (Elev. 6890 ft)
2:15 pm PDT Sep 29, 2025
2pm PDT Sep 29, 2025-6pm PDT Oct 5, 2025
 
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Additional Resources

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