Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Mostly Cloudy

27°F

-3°C

Humidity 79%
Wind Speed WNW 12 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 13 Apr 01:15 AM PDT
Extended Forecast for

12 Miles ESE Mammoth Lakes CA

  • Overnight

    Overnight: Partly cloudy, with a low around 16. Southwest wind around 5 mph becoming calm.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: Snow showers likely, mainly after 2pm. Some thunder is also possible.  Partly sunny, with a high near 39. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 8pm.  Partly cloudy, with a low around 20. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 20 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49. Calm wind becoming west around 5 mph.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. West wind around 5 mph becoming calm  in the evening.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 16. Southwest wind around 5 mph becoming calm.
Monday
Snow showers likely, mainly after 2pm. Some thunder is also possible. Partly sunny, with a high near 39. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A 20 percent chance of snow showers before 8pm. Partly cloudy, with a low around 20. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 49. Calm wind becoming west around 5 mph.
Tuesday Night
Mostly clear, with a low around 26. West wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 51. Light southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
Mostly clear, with a low around 16.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 24.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 29.
Sunday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Mammoth Lakes CA
 37.57°N 118.78°W (Elev. 7585 ft)
11:31 pm PDT Apr 12, 2026
1am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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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