Severe Thunderstorms in the Southern Plains; Heavy to Excessive Rainfall in South Central Texas

Widespread rain may produce flash flooding across the Southern Plains into the Ozarks today. Numerous instances of flash flooding are expected in south-central Texas, including the Hill Country. There will also be a risk of isolated severe thunderstorms across the southern Plains today, where an instance or two of severe wind, hail, or a brief tornado may occur. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Mostly Cloudy

32°F

0°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Nov 09:55 AM PST
Extended Forecast for

11 Miles SE Mammoth Lakes CA

Winter Weather Advisory November 20, 10:22am until November 21, 08:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory November 20, 10:22am until November 21, 08:00am

    NOW until 8:00am Fri

    Winter Weather Advisory

  • Today

    High: 37 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly before 10pm. The snow could be heavy at times.  Low around 20. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Heavy Snow
    then Chance
    Snow

  • Friday

    Friday: A 10 percent chance of snow before 7am.  Mostly cloudy, with a high near 36. Northeast wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 36 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18. Northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 40. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 40 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. Southwest wind 5 to 10 mph.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Today
Snow. The snow could be heavy at times. High near 37. Northeast wind around 5 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 10pm. The snow could be heavy at times. Low around 20. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Friday
A 10 percent chance of snow before 7am. Mostly cloudy, with a high near 36. Northeast wind 10 to 15 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 18. Northeast wind around 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 40. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 20. Southwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 47.
Sunday Night
Mostly clear, with a low around 26.
Monday
Mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SE Mammoth Lakes CA
 37.55°N 118.8°W (Elev. 8953 ft)
9:16 am PST Nov 20, 2025
10am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database