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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 >

Hazardous Weather Conditions

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

26°F

-3°C

Humidity 82%
Wind Speed WSW 1 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 21°F (-6°C)
Visibility NA
Last update 12 Apr 05:45 PM PDT
Extended Forecast for

Mammoth Lakes CA

Winter Storm Warning April 12, 06:10pm until April 12, 11:00pm
Click here for hazard details and duration
...
  •  
    Winter Storm Warning April 12, 06:10pm until April 12, 11:00pm

    NOW until 11:00pm Sun

    Winter Storm Warning

  • Tonight

    Low: 10 °F

    Chance Snow
    Showers then
    Slight Chance
    Snow Showers

  • Monday

    Monday: Snow showers likely, mainly after 2pm. Some thunder is also possible. Partly sunny, with a high near 41. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: Mostly clear, with a low around 12. Northwest wind around 5 mph becoming calm in the evening.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50. Calm wind becoming west around 5 mph in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 18. West wind around 5 mph becoming calm in the evening.

    Low: 18 °F

    Mostly Clear

  • Wednesday

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

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow showers. Mostly sunny, with a high near 47.

    High: 47 °F

    Slight Chance
    Snow Showers

Detailed Forecast

Tonight
A 50 percent chance of snow showers, mainly before 11pm. Partly cloudy, with a low around 10. Southwest wind 5 to 15 mph. Total nighttime snow accumulation of 1 to 2 inches possible.
Monday
Snow showers likely, mainly after 2pm. Some thunder is also possible. Partly sunny, with a high near 41. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly clear, with a low around 12. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 50. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 18. 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.
Wednesday Night
Mostly cloudy, with a low around 22.
Thursday
A slight chance of snow showers. Mostly sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 11.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.64°N 118.94°W (Elev. 7585 ft)
Last Update:
4:30 pm PDT Apr 12, 2026
Forecast Valid:
6pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation