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

61°F

16°C

Humidity 31%
Wind Speed W 23 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 09 Apr 03:55 PM PDT
Extended Forecast for

10 Miles SE 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

  • This Afternoon

    This Afternoon: A slight chance of rain and snow showers. Some thunder is also possible. Patchy smoke. Snow level 9900 feet. Partly sunny, with a high near 47. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: A slight chance of rain and snow showers before 8pm. Areas of smoke before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow and
    Breezy then
    Mostly Cloudy

  • Friday

    Friday: A 50 percent chance of snow showers after 11am. Some thunder is also possible. Increasing clouds, with a high near 42. Windy, with a south wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Chance Snow
    Showers and
    Windy

  • Friday Night

    Friday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 23. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph in the evening. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Snow Showers
    Likely and
    Windy

  • Saturday

    Saturday: A 40 percent chance of snow showers. Partly sunny, with a high near 38. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 mph. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    Showers and
    Windy

  • Saturday Night

    Saturday Night: Snow showers, mainly after 11pm. The snow could be heavy at times. Low around 18. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.

    Low: 18 °F

    Heavy Snow
    and Windy

  • Sunday

    Sunday: Snow showers. Some thunder is also possible. High near 25. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 25 °F

    Snow Showers
    and Breezy

  • Sunday Night

    Sunday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 14. Breezy.

    Low: 14 °F

    Snow Showers
    Likely and
    Breezy

  • Monday

    Monday: A chance of snow showers. Partly sunny, with a high near 32.

    High: 32 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A slight chance of rain and snow showers. Some thunder is also possible. Patchy smoke. Snow level 9900 feet. Partly sunny, with a high near 47. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
A slight chance of rain and snow showers before 8pm. Areas of smoke before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Friday
A 50 percent chance of snow showers after 11am. Some thunder is also possible. Increasing clouds, with a high near 42. Windy, with a south wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 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 23. Windy, with a southwest wind 25 to 30 mph decreasing to 15 to 20 mph in the evening. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Saturday
A 40 percent chance of snow showers. Partly sunny, with a high near 38. Windy, with a southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 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 18. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.
Sunday
Snow showers. Some thunder is also possible. High near 25. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 14. Breezy.
Monday
A chance of snow showers. Partly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.83°W (Elev. 9216 ft)
Last Update:
11:31 am PDT Apr 9, 2026
Forecast Valid:
4pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation