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

44°F

7°C

Humidity 59%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 10 Apr 02:04 AM PDT
Extended Forecast for

2 Miles E Chalfant 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: Partly cloudy, with a low around 49. North wind around 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 64. Breezy, with an east wind 5 to 10 mph becoming south 15 to 20 mph in the morning. Winds could gust as high as 30 mph.

    High: 64 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: A slight chance of rain showers before 2am, then a slight chance of rain and snow showers. Snow level 7800 feet lowering to 6700 feet after midnight . Partly cloudy, with a low around 43. Breezy, with a southwest wind 15 to 20 mph becoming north 5 to 10 mph in the evening. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 59. Breezy, with a northeast wind 5 to 10 mph becoming south 15 to 20 mph in the morning.

    High: 59 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow showers after 11pm. Snow level 7600 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 40. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.

    Low: 40 °F

    Chance Snow
    Showers and
    Breezy

  • Sunday

    Sunday: Snow showers likely, mainly before 11am. Mostly cloudy, with a high near 49. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of snow showers before 11pm. Partly cloudy, with a low around 37. Little or no snow accumulation expected.

    Low: 37 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Monday

    Monday: A slight chance of snow showers after 11am. Mostly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 49. North wind around 5 mph.
Friday
Sunny, with a high near 64. Breezy, with an east wind 5 to 10 mph becoming south 15 to 20 mph in the morning. Winds could gust as high as 30 mph.
Friday Night
A slight chance of rain showers before 2am, then a slight chance of rain and snow showers. Snow level 7800 feet lowering to 6700 feet after midnight . Partly cloudy, with a low around 43. Breezy, with a southwest wind 15 to 20 mph becoming north 5 to 10 mph in the evening. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 59. Breezy, with a northeast wind 5 to 10 mph becoming south 15 to 20 mph in the morning.
Saturday Night
A 50 percent chance of snow showers after 11pm. Snow level 7600 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 40. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow showers likely, mainly before 11am. Mostly cloudy, with a high near 49. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
A 30 percent chance of snow showers before 11pm. Partly cloudy, with a low around 37. Little or no snow accumulation expected.
Monday
A slight chance of snow showers after 11am. Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Chalfant CA
 37.53°N 118.32°W (Elev. 6575 ft)
Last Update:
11:30 pm PDT Apr 9, 2026
Forecast Valid:
2am 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