Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

43°F

6°C

Humidity 41%
Wind Speed NW 12 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 11 Oct 08:55 PM PDT
Extended Forecast for

12 Miles ENE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 21. Northwest wind 5 to 10 mph becoming light  after midnight.

    Low: 21 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: A chance of rain and snow showers, mainly after 2pm.  Snow level rising to 7600 feet in the afternoon. Partly sunny, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow showers before 11pm, then a chance of snow showers.  Mostly cloudy, with a low around 17. Northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 17 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 52. North wind around 5 mph.

    High: 52 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 18. North wind around 5 mph becoming calm  after midnight.

    Low: 18 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61. Calm wind becoming north around 5 mph.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 23.

    Low: 23 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 24.

    Low: 24 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 21. Northwest wind 5 to 10 mph becoming light after midnight.
Columbus Day
A chance of rain and snow showers, mainly after 2pm. Snow level rising to 7600 feet in the afternoon. Partly sunny, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow showers before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 17. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 52. North wind around 5 mph.
Tuesday Night
Clear, with a low around 18. North wind around 5 mph becoming calm after midnight.
Wednesday
Sunny, with a high near 61. Calm wind becoming north around 5 mph.
Wednesday Night
Clear, with a low around 23.
Thursday
Sunny, with a high near 65.
Thursday Night
Clear, with a low around 24.
Friday
Sunny, with a high near 67.
Friday Night
Clear, with a low around 23.
Saturday
Sunny, with a high near 68.
Saturday Night
Clear, with a low around 24.
Sunday
Sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Mammoth Lakes CA
 37.69°N 118.75°W (Elev. 6824 ft)
4:30 pm PDT Oct 11, 2026
9pm PDT Oct 11, 2026-6pm PDT Oct 18, 2026
 
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Additional Resources

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