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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Hazardous Weather Conditions

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

55°F

13°C

Humidity 28%
Wind Speed N 3 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 09 Apr 10:35 AM PDT
Extended Forecast for

10 Miles ESE Mammoth Lakes CA

Winter Storm Watch April 10, 08:00pm until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: A 20 percent chance of snow showers after 2pm. Some thunder is also possible. Patchy smoke after 1pm. Partly sunny, with a high near 52. Southwest wind 10 to 15 mph.

    High: 52 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Tonight

    Tonight: A 20 percent chance of snow showers before 8pm. Areas of smoke before 11pm. Mostly cloudy, with a low around 30. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 30 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

  • Friday

    Friday: A 40 percent chance of snow showers after 11am. Some thunder is also possible. Increasing clouds, with a high near 48. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Chance Snow
    Showers and
    Windy

  • Friday Night

    Friday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 24. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Snow Showers
    Likely and
    Windy

  • Saturday

    Saturday: A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 44. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow
    Showers and
    Windy

  • Saturday Night

    Saturday Night: Snow showers, mainly after 11pm. The snow could be heavy at times. Low around 19. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 19 °F

    Heavy Snow
    and Very
    Windy

  • Sunday

    Sunday: Snow showers. Some thunder is also possible. High near 32. Windy. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow Showers
    and Windy

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow
    Showers

  • Monday

    Monday: A chance of snow showers after 11am. Partly sunny, with a high near 37.

    High: 37 °F

    Chance Snow
    Showers

Detailed Forecast

Today
A 20 percent chance of snow showers after 2pm. Some thunder is also possible. Patchy smoke after 1pm. Partly sunny, with a high near 52. Southwest wind 10 to 15 mph.
Tonight
A 20 percent chance of snow showers before 8pm. Areas of smoke before 11pm. Mostly cloudy, with a low around 30. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
A 40 percent chance of snow showers after 11am. Some thunder is also possible. Increasing clouds, with a high near 48. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 24. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 44. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Snow showers, mainly after 11pm. The snow could be heavy at times. Low around 19. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Sunday
Snow showers. Some thunder is also possible. High near 32. Windy. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 14.
Monday
A chance of snow showers after 11am. Partly sunny, with a high near 37.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ESE Mammoth Lakes CA
 37.57°N 118.81°W (Elev. 10469 ft)
Last Update:
10:12 am PDT Apr 9, 2026
Forecast Valid:
10am PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation