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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Hazardous Weather Conditions

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

50°F

10°C

Humidity 37%
Wind Speed SSW 14 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 09 Apr 10:55 PM PDT
Extended Forecast for

6 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

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. West wind around 5 mph.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Snow level 8000 feet. Increasing clouds, with a high near 54. Breezy, with a west wind 5 to 10 mph becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 50%.

    High: 54 °F

    Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Rain showers likely before 8pm, then rain and snow showers likely between 8pm and 2am, then a chance of snow showers after 2am. Patchy smoke before 9pm. Snow level 8000 feet lowering to 7200 feet after midnight . Mostly cloudy, with a low around 26. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 26 °F

    Rain/Snow
    Likely and
    Breezy

  • Saturday

    Saturday: A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 48. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 8pm, then snow showers. Low around 21. Breezy, with a south wind 15 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

    Rain/Snow and
    Breezy then
    Snow Showers

  • Sunday

    Sunday: Snow showers. Some thunder is also possible. High near 38. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Snow Showers

  • Sunday Night

    Sunday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 16. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 16 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Monday

    Monday: A chance of snow showers, mainly after 11am. Partly sunny, with a high near 42.

    High: 42 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. West wind around 5 mph.
Friday
A chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Snow level 8000 feet. Increasing clouds, with a high near 54. Breezy, with a west wind 5 to 10 mph becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
Friday Night
Rain showers likely before 8pm, then rain and snow showers likely between 8pm and 2am, then a chance of snow showers after 2am. Patchy smoke before 9pm. Snow level 8000 feet lowering to 7200 feet after midnight . Mostly cloudy, with a low around 26. Breezy, with a southwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 48. Breezy, with a southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of rain and snow showers before 8pm, then snow showers. Low around 21. Breezy, with a south wind 15 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 38. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 16. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday
A chance of snow showers, mainly after 11am. Partly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 18.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 23.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Mammoth Lakes CA
 37.63°N 118.85°W (Elev. 7152 ft)
Last Update:
4:31 pm PDT Apr 9, 2026
Forecast Valid:
11pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation