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

36°F

2°C

Humidity 83%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 11 Apr 02:04 AM PDT
Extended Forecast for

2 Miles E Chalfant CA

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

    Overnight: Mostly clear, with a low around 43. Northeast wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59. Breezy, with a north wind 5 to 10 mph becoming south 15 to 20 mph in the morning.

    High: 59 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow showers after 2am.  Increasing clouds, with a low around 39. Breezy, with a south wind 15 to 20 mph.  New snow accumulation of less than a half inch possible.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Chance
    Snow Showers

  • Sunday

    Sunday: Snow showers likely, mainly before 11am.  Partly sunny, with a high near 49. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 49 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of snow showers before 11pm.  Partly cloudy, with a low around 36. Southwest wind 5 to 15 mph becoming northwest after midnight.

    Low: 36 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Monday

    Monday: A 20 percent chance of snow showers.  Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph.

    High: 51 °F

    Slight Chance
    Snow Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 43. Northeast wind around 5 mph.
Saturday
Sunny, with a high near 59. Breezy, with a north wind 5 to 10 mph becoming south 15 to 20 mph in the morning.
Saturday Night
A 40 percent chance of snow showers after 2am. Increasing clouds, with a low around 39. Breezy, with a south wind 15 to 20 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow showers likely, mainly before 11am. Partly sunny, with a high near 49. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 36. Southwest wind 5 to 15 mph becoming northwest after midnight.
Monday
A 20 percent chance of snow showers. Mostly sunny, with a high near 51. Northwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 58.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 63.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Chalfant CA
 37.53°N 118.32°W (Elev. 6575 ft)
11:30 pm PDT Apr 10, 2026
2am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
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Additional Resources

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