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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 >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Mostly Cloudy

28°F

-2°C

Humidity 79%
Wind Speed ESE 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 13 Apr 12:55 AM PDT
Extended Forecast for

4 Miles ENE Mammoth Lakes CA

  • Overnight

    Overnight: Partly cloudy, with a low around 15. West wind around 5 mph.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: Snow showers likely, mainly after 2pm. Some thunder is also possible. Partly sunny, with a high near 40. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Showers
    Likely

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 17. Northwest wind around 5 mph becoming calm in the evening.

    Low: 17 °F

    Slight Chance
    Snow Showers
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. West wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of snow showers after 11am. Mostly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 15. West wind around 5 mph.
Monday
Snow showers likely, mainly after 2pm. Some thunder is also possible. Partly sunny, with a high near 40. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday Night
A 20 percent chance of snow showers before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 17. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 48. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 23. West wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 51. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
A slight chance of snow showers after 11am. Mostly sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 14.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 22.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Mammoth Lakes CA
 37.67°N 118.92°W (Elev. 7694 ft)
Last Update:
11:31 pm PDT Apr 12, 2026
Forecast Valid:
1am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation