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

49°F

9°C

Humidity 49%
Wind Speed WNW 3 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 09 Apr 09:04 PM PDT
Extended Forecast for

16 Miles W Chalfant CA

Winter Storm Watch April 10, 08:00pm until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Patchy smoke before midnight. Mostly cloudy, with a low around 35. Northwest wind around 10 mph.

    Low: 35 °F

    Patchy Smoke
    then Mostly
    Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 2pm. Snow level 7800 feet. Mostly sunny, with a high near 58. Northwest wind 10 to 15 mph becoming southeast in the morning. Winds could gust as high as 25 mph.

    High: 58 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain showers before 8pm, then a chance of rain and snow showers between 8pm and 11pm, then a chance of snow showers after 11pm. Snow level 8000 feet lowering to 7200 feet after midnight . Mostly cloudy, with a low around 30. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: A slight chance of snow showers before 2pm, then a chance of rain and snow showers. Mostly sunny, with a high near 53. Southwest wind 10 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
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 8pm, then snow showers likely. Mostly cloudy, with a low around 26. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Sunday

    Sunday: Snow showers. Some thunder is also possible. High near 40. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 40 °F

    Snow Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 22. Little or no snow accumulation expected.

    Low: 22 °F

    Chance Snow
    Showers

  • Monday

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

    High: 46 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke before midnight. Mostly cloudy, with a low around 35. Northwest wind around 10 mph.
Friday
A 30 percent chance of showers, mainly after 2pm. Snow level 7800 feet. Mostly sunny, with a high near 58. Northwest wind 10 to 15 mph becoming southeast in the morning. Winds could gust as high as 25 mph.
Friday Night
A chance of rain showers before 8pm, then a chance of rain and snow showers between 8pm and 11pm, then a chance of snow showers after 11pm. Snow level 8000 feet lowering to 7200 feet after midnight . Mostly cloudy, with a low around 30. Southwest wind 10 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 2pm, then a chance of rain and snow showers. Mostly sunny, with a high near 53. Southwest wind 10 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 26. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow showers. Some thunder is also possible. High near 40. Southwest wind around 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 22. Little or no snow accumulation expected.
Monday
A slight chance of snow showers. Mostly sunny, with a high near 46.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W Chalfant CA
 37.57°N 118.64°W (Elev. 7198 ft)
Last Update:
4:31 pm PDT Apr 9, 2026
Forecast Valid:
9pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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