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.

Mostly Cloudy

39°F

4°C

Humidity 41%
Wind Speed SE 3 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 12 Oct 12:15 AM PDT
Extended Forecast for

7 Miles ENE Mammoth Lakes CA

  • Overnight

    Overnight: Mostly clear, with a low around 24. West wind 5 to 10 mph.

    Low: 24 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: A chance of rain and snow showers, mainly after 5pm.  Mostly sunny, with a high near 50. Light and variable wind becoming west 5 to 10 mph in the afternoon.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 50 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of rain and snow showers before 8pm, then a chance of snow showers.  Mostly cloudy, with a low around 20. West wind around 5 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 20 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 50. North wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 50 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 21. North wind around 5 mph becoming west after midnight.

    Low: 21 °F

    Clear

  • Wednesday

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

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 27.

    Low: 27 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 27.

    Low: 27 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 24. West wind 5 to 10 mph.
Columbus Day
A chance of rain and snow showers, mainly after 5pm. Mostly sunny, with a high near 50. Light and variable wind becoming west 5 to 10 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 20. West wind around 5 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 50. North wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Clear, with a low around 21. North wind around 5 mph becoming west after midnight.
Wednesday
Sunny, with a high near 61. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 27.
Thursday
Sunny, with a high near 63.
Thursday Night
Clear, with a low around 27.
Friday
Sunny, with a high near 66.
Friday Night
Clear, with a low around 28.
Saturday
Sunny, with a high near 67.
Saturday Night
Clear, with a low around 28.
Sunday
Sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ENE Mammoth Lakes CA
 37.7°N 118.87°W (Elev. 7218 ft)
11:30 pm PDT Oct 11, 2026
12am PDT Oct 12, 2026-6pm PDT Oct 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database