Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

43°F

6°C

Humidity 45%
Wind Speed WNW 6 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 12 Apr 03:04 PM PDT
Extended Forecast for

12 Miles ESE Chalfant CA

Winter Storm Warning April 12, 03:29pm until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 12, 03:29pm until April 12, 11:00pm

    NOW until 11:00pm Sun

    Winter Storm Warning

  • This Afternoon

    High: 32 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 19. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 35 mph.

    Low: 19 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: A 40 percent chance of snow showers, mainly after 11am.  Increasing clouds, with a high near 32. West wind 10 to 15 mph, with gusts as high as 25 mph.  New snow accumulation of less than one inch possible.

    High: 32 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 22. Northwest wind around 15 mph, with gusts as high as 30 mph.

    Low: 22 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Sunny, with a high near 43. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. West wind around 10 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of snow showers. Mostly sunny, with a high near 32. Breezy, with a southwest wind around 25 mph, with gusts as high as 40 mph.
Tonight
Mostly clear, with a low around 19. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 35 mph.
Monday
A 40 percent chance of snow showers, mainly after 11am. Increasing clouds, with a high near 32. West wind 10 to 15 mph, with gusts as high as 25 mph. New snow accumulation of less than one inch possible.
Monday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 22. Northwest wind around 15 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 43. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 28. West wind around 10 mph.
Wednesday
Mostly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Sunny, with a high near 44. Breezy.
Thursday Night
Mostly clear, with a low around 19. Blustery.
Friday
Sunny, with a high near 40.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 46.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Chalfant CA
 37.46°N 118.16°W (Elev. 9800 ft)
11:30 am PDT Apr 12, 2026
3pm PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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