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 >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Mostly Cloudy

48°F

9°C

Humidity 42%
Wind Speed W 5 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 10 Apr 02:15 AM 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
  • Overnight

    Overnight: Mostly cloudy, with a low around 32. Southwest wind around 5 mph.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 11am.  Snow level 8000 feet. Mostly sunny, with a high near 54. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 54 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain and snow showers before 8pm, then a chance of snow showers between 8pm and 2am.  Partly cloudy, with a low around 26. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 26 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: A 20 percent chance of snow showers.  Mostly sunny, with a high near 50. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 50 °F

    Slight Chance
    Snow Showers

  • Saturday Night

    Saturday Night: Snow showers, mainly after 11pm.  Low around 22. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Snow Showers
    and Breezy

  • Sunday

    Sunday: Snow showers.  High near 38. 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: 38 °F

    Snow Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of snow showers.  Mostly cloudy, with a low around 18. New snow accumulation of less than one inch possible.

    Low: 18 °F

    Chance Snow
    Showers

  • Monday

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

    High: 42 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 32. Southwest wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms after 11am. Snow level 8000 feet. Mostly sunny, with a high near 54. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A chance of rain and snow showers before 8pm, then a chance of snow showers between 8pm and 2am. Partly cloudy, with a low around 26. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
A 20 percent chance of snow showers. Mostly sunny, with a high near 50. Southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Snow showers, mainly after 11pm. Low around 22. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow showers. High near 38. 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 18. New snow accumulation of less than one inch possible.
Monday
A chance of snow showers, mainly after 11am. Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Mammoth Lakes CA
 37.57°N 118.78°W (Elev. 7585 ft)
11:30 pm PDT Apr 9, 2026
2am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database