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

ROCK CREEK (RCEC1)

Lat: 37.55983°NLon: 118.67841°WElev: 7103.0ft.

NA

40°F

4°C

Humidity 68%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 10 Apr 04:04 AM PDT
Extended Forecast for

16 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

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Snow level 7900 feet. Mostly sunny, with a high near 58. West wind 5 to 15 mph becoming southeast in the morning. Winds could gust as high as 25 mph.

    High: 58 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tonight

    Tonight: A chance of rain and snow showers before 2am. Snow level 7900 feet lowering to 7000 feet after midnight . Partly cloudy, with a low around 26. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 26 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A slight chance of snow showers before 11am, then a chance of rain showers after 5pm. Mostly sunny, with a high near 53. 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: 53 °F

    Slight Chance
    Snow Showers
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 8pm, then snow showers likely. Mostly cloudy, with a low around 23. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Sunday

    Sunday: Snow showers. High near 42. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 42 °F

    Snow Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 19. West wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than one inch possible.

    Low: 19 °F

    Chance Snow
    Showers

  • Monday

    Monday: A 20 percent chance of snow showers. Mostly sunny, with a high near 46.

    High: 46 °F

    Slight Chance
    Snow Showers

  • Monday Night

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

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Snow level 7900 feet. Mostly sunny, with a high near 58. West wind 5 to 15 mph becoming southeast in the morning. Winds could gust as high as 25 mph.
Tonight
A chance of rain and snow showers before 2am. Snow level 7900 feet lowering to 7000 feet after midnight . Partly cloudy, with a low around 26. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A slight chance of snow showers before 11am, then a chance of rain showers after 5pm. Mostly sunny, with a high near 53. 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 likely. Mostly cloudy, with a low around 23. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 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 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
A 40 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 19. West wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than one inch possible.
Monday
A 20 percent chance of snow showers. Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 27.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles ESE Mammoth Lakes CA
 37.56°N 118.69°W (Elev. 7001 ft)
Last Update:
4:31 am PDT Apr 10, 2026
Forecast Valid:
5am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation