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

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

49°F

9°C

Humidity 51%
Wind Speed W 8 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 09 Apr 04:00 PM PDT
Extended Forecast for

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 9600 feet. Partly sunny, with a high near 60. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 60 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers before 2am. Areas of smoke before 11pm. Snow level 9400 feet lowering to 8200 feet after midnight . Mostly cloudy, with a low around 27. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of rain and snow showers before 11am, then a chance of rain showers between 11am and 2pm, then a chance of rain and snow showers after 2pm. Some thunder is also possible. Patchy smoke after 3pm. Snow level 8100 feet. Mostly sunny, with a high near 55. West wind 5 to 15 mph becoming southwest in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 55 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow showers likely, becoming all snow after 11pm. Patchy smoke before 9pm. Mostly cloudy, with a low around 21. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 49. 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. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Chance Snow
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Snow showers, mainly after 11pm. The snow could be heavy at times. Low around 15. Southwest wind 10 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 15 °F

    Heavy Snow

  • Sunday

    Sunday: Snow showers. Some thunder is also possible. High near 37. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 37 °F

    Snow Showers

  • Sunday Night

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

    Low: 11 °F

    Snow Showers
    Likely

  • 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 9600 feet. Partly sunny, with a high near 60. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers before 2am. Areas of smoke before 11pm. Snow level 9400 feet lowering to 8200 feet after midnight . Mostly cloudy, with a low around 27. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
A slight chance of rain and snow showers before 11am, then a chance of rain showers between 11am and 2pm, then a chance of rain and snow showers after 2pm. Some thunder is also possible. Patchy smoke after 3pm. Snow level 8100 feet. Mostly sunny, with a high near 55. West wind 5 to 15 mph becoming southwest in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday Night
Rain and snow showers likely, becoming all snow after 11pm. Patchy smoke before 9pm. Mostly cloudy, with a low around 21. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 49. 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. 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 15. Southwest wind 10 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow showers. Some thunder is also possible. High near 37. 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 11.
Monday
A chance of snow showers, mainly after 11am. Partly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Mostly clear, with a low around 20.
Wednesday
Sunny, with a high near 56.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.64°N 118.94°W (Elev. 7585 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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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation