National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Hazardous Weather Conditions

Current conditions at

ROCK CREEK (RCEC1)

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

NA

66°F

19°C

Humidity 23%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 09 Apr 01:04 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

  • This Afternoon

    This Afternoon: Patchy smoke after 2pm. Partly sunny, with a high near 61. South wind around 10 mph.

    High: 61 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke before midnight. Mostly cloudy, with a low around 35. Southwest wind around 10 mph becoming northwest in the evening.

    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. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 40 °F

    Snow Showers

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 22.

    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

Detailed Forecast

This Afternoon
Patchy smoke after 2pm. Partly sunny, with a high near 61. South wind around 10 mph.
Tonight
Patchy smoke before midnight. Mostly cloudy, with a low around 35. Southwest wind around 10 mph becoming northwest in the evening.
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. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
A chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 22.
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.
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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:
11:31 am PDT Apr 9, 2026
Forecast Valid:
1pm PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation