National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Thunderstorms and Widespread Rainfall Across the Southern Plains

Isolated severe thunderstorms and widespread showers may produce flash flooding across the Southern Plains through Thursday. Numerous instances of flash flooding are expected in south-central Texas, including portions of the Hill Country; and an additional area across eastern Oklahoma into the Ozarks on Thursday. Heavy rainfall and mountain snow will return to southern California on Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Mostly Cloudy

30°F

-1°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Nov 01:35 AM PST
Extended Forecast for

6 Miles ESE Mammoth Lakes CA

Winter Weather Advisory November 20, 07:00am until November 21, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 23. Northwest wind around 5 mph.

    Low: 23 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Snow, mainly after 10am. High near 36. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Snow

  • Thursday Night

    Thursday Night: Snow, mainly before 10pm. Low around 20. West wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 20 °F

    Snow then
    Chance Snow

  • Friday

    Friday: A 10 percent chance of snow before 7am. Mostly cloudy, with a high near 38. Northeast wind 10 to 15 mph.

    High: 38 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. North wind 5 to 10 mph.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 43. Northeast wind 5 to 10 mph.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Overnight
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 23. Northwest wind around 5 mph.
Thursday
Snow, mainly after 10am. High near 36. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow, mainly before 10pm. Low around 20. West wind 5 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday
A 10 percent chance of snow before 7am. Mostly cloudy, with a high near 38. Northeast wind 10 to 15 mph.
Friday Night
Mostly cloudy, with a low around 18. North wind 5 to 10 mph.
Saturday
Sunny, with a high near 43. Northeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 18.
Sunday
Sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 23.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Mammoth Lakes CA
 37.63°N 118.85°W (Elev. 7152 ft)
Last Update:
1:15 am PST Nov 20, 2025
Forecast Valid:
1am PST Nov 20, 2025-6pm PST Nov 26, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation