Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for portions of the central and southern High Plains. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

51°F

11°C

Humidity 40%
Wind Speed ESE 8 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 21 Apr 02:04 PM PDT
Extended Forecast for

11 Miles WNW Chalfant CA

Winter Weather Advisory April 21, 02:29pm until April 22, 05:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 21, 02:29pm until April 22, 05:00pm

    NOW until 5:00pm Wed

    Winter Weather Advisory

  • This Afternoon

    High: 54 °F

    Snow Showers
    Likely and
    Breezy

  • Tonight

    Tonight: Snow showers likely, mainly before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 29 °F

    Snow Showers
    Likely and
    Breezy then
    Chance Snow
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 47. Northwest wind around 15 mph.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30. Northwest wind 10 to 15 mph.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Northwest wind 5 to 10 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. Northwest wind around 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 54. Breezy, with a south wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tonight
Snow showers likely, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 29. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday
Sunny, with a high near 47. Northwest wind around 15 mph.
Wednesday Night
Mostly clear, with a low around 30. Northwest wind 10 to 15 mph.
Thursday
Sunny, with a high near 55. Northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 35. Northwest wind around 10 mph.
Friday
Mostly sunny, with a high near 55.
Friday Night
Partly cloudy, with a low around 36.
Saturday
A slight chance of rain and snow showers between 11am and 2pm, then a slight chance of rain showers after 2pm. Snow level rising to 8200 feet in the afternoon. Mostly sunny, with a high near 50.
Saturday Night
A chance of rain showers before 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 34.
Sunday
A slight chance of rain and snow showers. Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW Chalfant CA
 37.58°N 118.56°W (Elev. 7602 ft)
11:30 am PDT Apr 21, 2026
2pm PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
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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