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.

Partly Cloudy

61°F

16°C

Humidity 31%
Wind Speed W 26 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 09 Apr 03:15 PM PDT
Extended Forecast for

12 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

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Patchy smoke. Snow level 9700 feet. Partly sunny, with a high near 58. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 58 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm. Areas of smoke before 11pm. Snow level 9400 feet lowering to 8000 feet after midnight . Mostly cloudy, with a low around 32. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain and snow showers between 11am and 2pm, then a chance of rain showers. Some thunder is also possible. Snow level 7600 feet rising to 8100 feet in the afternoon. Increasing clouds, with a high near 54. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 54 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow showers likely before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 26. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 26 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Saturday

    Saturday: A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 48. South wind 5 to 15 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Snow showers, mainly after 11pm. Low around 21. Breezy, with a south wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 21 °F

    Snow Showers
    and Breezy

  • Sunday

    Sunday: Snow showers. Some thunder is also possible. High near 36. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow Showers

  • Sunday Night

    Sunday Night: A chance of snow showers. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow
    Showers

  • Monday

    Monday: A chance of snow showers, mainly after 11am. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Snow
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Patchy smoke. Snow level 9700 feet. Partly sunny, with a high near 58. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers before 8pm. Areas of smoke before 11pm. Snow level 9400 feet lowering to 8000 feet after midnight . Mostly cloudy, with a low around 32. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A slight chance of rain and snow showers between 11am and 2pm, then a chance of rain showers. Some thunder is also possible. Snow level 7600 feet rising to 8100 feet in the afternoon. Increasing clouds, with a high near 54. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Friday Night
Rain and snow showers likely before 11pm, then a chance of snow showers. Mostly cloudy, with a low around 26. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 48. South wind 5 to 15 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Snow showers, mainly after 11pm. Low around 21. Breezy, with a south wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow showers. Some thunder is also possible. High near 36. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 18.
Monday
A chance of snow showers, mainly after 11am. Partly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Mostly clear, with a low around 26.
Wednesday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Mammoth Lakes CA
 37.57°N 118.78°W (Elev. 7585 ft)
Last Update:
11:31 am PDT Apr 9, 2026
Forecast Valid:
3pm PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation