Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

31°F

-1°C

Humidity 81%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 15 Apr 03:04 AM PDT
Extended Forecast for

9 Miles ESE Chalfant CA

  • Overnight

    Overnight: Mostly clear, with a low around 29. West wind around 5 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 30 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 40. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 40 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 16. Windy, with a northwest wind around 30 mph, with gusts as high as 45 mph.

    Low: 16 °F

    Mostly Clear
    and Windy

  • Friday

    Friday: Sunny, with a high near 37. Breezy, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 37 °F

    Sunny and
    Breezy then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. Breezy.

    Low: 31 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 29. West wind around 5 mph.
Wednesday
Mostly sunny, with a high near 44. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 30. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 40. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.
Thursday Night
Mostly clear, with a low around 16. Windy, with a northwest wind around 30 mph, with gusts as high as 45 mph.
Friday
Sunny, with a high near 37. Breezy, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 31. Breezy.
Sunday
Mostly sunny, with a high near 47. Breezy.
Sunday Night
Partly cloudy, with a low around 31. Breezy.
Monday
Sunny, with a high near 46. Breezy.
Monday Night
A slight chance of snow showers. Partly cloudy, with a low around 30. Breezy.
Tuesday
Mostly sunny, with a high near 43. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Chalfant CA
 37.47°N 118.22°W (Elev. 10154 ft)
11:30 pm PDT Apr 14, 2026
3am PDT Apr 15, 2026-6pm PDT Apr 21, 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