Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

57°F

14°C

Humidity 30%
Wind Speed ESE 9 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 10 Apr 11:04 AM PDT
Extended Forecast for

9 Miles ESE Chalfant CA

Winter Storm Warning April 11, 02:00pm until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  • Today

    Today: A slight chance of snow showers between 2pm and 5pm.  Mostly sunny, with a high near 44. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Tonight

    Tonight: A slight chance of snow showers between 8pm and 11pm.  Partly cloudy, with a low around 26. Breezy, with a southwest wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 35 mph.  Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Snow Showers
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 41. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 41 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow showers after 11pm.  Mostly cloudy, with a low around 23. Windy, with a south wind 25 to 30 mph, with gusts as high as 45 mph.  New snow accumulation of less than one inch possible.

    Low: 23 °F

    Chance Snow
    Showers and
    Windy

  • Sunday

    Sunday: Snow showers, mainly before 11am. Some thunder is also possible.  High near 32. Windy, with a southwest wind 20 to 30 mph, with gusts as high as 45 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow Showers
    and Windy
    then Chance
    Snow Showers
    and Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of snow showers before 11pm.  Partly cloudy, with a low around 20. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Slight Chance
    Snow Showers
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: A 20 percent chance of snow showers.  Mostly sunny, with a high near 35.

    High: 35 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

Detailed Forecast

Today
A slight chance of snow showers between 2pm and 5pm. Mostly sunny, with a high near 44. Breezy, with a south wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Tonight
A slight chance of snow showers between 8pm and 11pm. Partly cloudy, with a low around 26. Breezy, with a southwest wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 41. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday Night
A 30 percent chance of snow showers after 11pm. Mostly cloudy, with a low around 23. Windy, with a south wind 25 to 30 mph, with gusts as high as 45 mph. New snow accumulation of less than one inch possible.
Sunday
Snow showers, mainly before 11am. Some thunder is also possible. High near 32. Windy, with a southwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 20. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
A 20 percent chance of snow showers. Mostly sunny, with a high near 35.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Sunny, with a high near 42.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Chalfant CA
 37.47°N 118.22°W (Elev. 10154 ft)
11:09 am PDT Apr 10, 2026
11am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
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Additional Resources

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