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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.

Partly Cloudy

46°F

8°C

Humidity 49%
Wind Speed WSW 9 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 10 Apr 12:55 AM PDT
Extended Forecast for

10 Miles ENE 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

  • Overnight

    Overnight: Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Decreasing
    Clouds

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 11am. Patchy smoke after 5pm. Snow level 8100 feet. Mostly sunny, with a high near 59. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 59 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain and snow showers before 2am. Patchy smoke before 9pm. Snow level 7900 feet lowering to 6900 feet after midnight . Partly cloudy, with a low around 22. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 22 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of snow showers before 2pm, then a chance of rain showers. Mostly sunny, with a high near 54. Northwest wind 5 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 54 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 8pm, then snow showers. Low around 20. Breezy, with a south wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 20 °F

    Rain/Snow and
    Breezy then
    Snow Showers

  • Sunday

    Sunday: Snow showers. High near 42. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 42 °F

    Snow Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of snow showers. Mostly cloudy, with a low around 14. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow
    Showers

  • Monday

    Monday: A chance of snow showers, mainly after 11am. Mostly sunny, with a high near 47.

    High: 47 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms after 11am. Patchy smoke after 5pm. Snow level 8100 feet. Mostly sunny, with a high near 59. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
A chance of rain and snow showers before 2am. Patchy smoke before 9pm. Snow level 7900 feet lowering to 6900 feet after midnight . Partly cloudy, with a low around 22. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A slight chance of snow showers before 2pm, then a chance of rain showers. Mostly sunny, with a high near 54. Northwest wind 5 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow showers before 8pm, then snow showers. Low around 20. Breezy, with a south wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow showers. High near 42. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
A 50 percent chance of snow showers. Mostly cloudy, with a low around 14. New snow accumulation of less than a half inch possible.
Monday
A chance of snow showers, mainly after 11am. Mostly sunny, with a high near 47.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 22.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 25.
Thursday
Partly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles ENE Mammoth Lakes CA
 37.69°N 118.78°W (Elev. 6916 ft)
Last Update:
11:30 pm PDT Apr 9, 2026
Forecast Valid:
1am PDT Apr 10, 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