Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Partly Cloudy

45°F

7°C

Humidity 56%
Wind Speed N 0 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 11 Oct 02:55 AM PDT
Extended Forecast for

11 Miles ESE Mammoth Lakes CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. South wind around 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers, mainly after 2pm.  Snow level 9600 feet rising to 10300 feet. Cloudy through mid morning, then gradual clearing, with a high near 58. Breezy, with a light and variable wind becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 30 mph.

    High: 58 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Breezy, with a southwest wind 15 to 20 mph becoming light  after midnight. Winds could gust as high as 35 mph.

    Low: 28 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Columbus Day

    Columbus Day: Snow showers likely, mainly after 2pm.  Partly sunny, with a high near 45. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 45 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: Snow showers likely.  Mostly cloudy, with a low around 25. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 25 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 49. Calm wind becoming northwest around 5 mph in the morning.

    High: 49 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 27.

    Low: 27 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 31.

    Low: 31 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. South wind around 5 mph.
Sunday
A 30 percent chance of showers, mainly after 2pm. Snow level 9600 feet rising to 10300 feet. Cloudy through mid morning, then gradual clearing, with a high near 58. Breezy, with a light and variable wind becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 30 mph.
Sunday Night
Mostly clear, with a low around 28. Breezy, with a southwest wind 15 to 20 mph becoming light after midnight. Winds could gust as high as 35 mph.
Columbus Day
Snow showers likely, mainly after 2pm. Partly sunny, with a high near 45. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
Snow showers likely. Mostly cloudy, with a low around 25. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 49. Calm wind becoming northwest around 5 mph in the morning.
Tuesday Night
Clear, with a low around 27.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Clear, with a low around 31.
Thursday
Sunny, with a high near 60.
Thursday Night
Clear, with a low around 32.
Friday
Sunny, with a high near 62.
Friday Night
Clear, with a low around 34.
Saturday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Mammoth Lakes CA
 37.57°N 118.78°W (Elev. 7585 ft)
11:30 pm PDT Oct 10, 2026
3am PDT Oct 11, 2026-6pm PDT Oct 17, 2026
 
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Additional Resources

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