National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

55°F

13°C

Humidity 10%
Wind Speed NW 9 MPH
Barometer NA
Dewpoint -1°F (-18°C)
Visibility NA
Last update 16 Apr 10:04 AM PDT
Extended Forecast for

9 Miles ESE Chalfant CA

  • Today

    Today: Sunny, with a high near 37. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.

    High: 37 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 16. Windy, with a north wind 20 to 30 mph, with gusts as high as 45 mph.

    Low: 16 °F

    Mostly Clear
    and Windy

  • Friday

    Friday: Sunny, with a high near 34. Breezy, with a north wind 20 to 25 mph becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 34 °F

    Sunny and
    Breezy then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. West wind 5 to 10 mph.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 40. Breezy, with a west wind 10 to 20 mph becoming south in the afternoon. Winds could gust as high as 30 mph.

    High: 40 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph.

    Low: 30 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 43. Breezy.

    High: 43 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. Breezy.

    Low: 30 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Sunny, with a high near 44. Windy.

    High: 44 °F

    Sunny and
    Windy

Detailed Forecast

Today
Sunny, with a high near 37. Breezy, with a west wind around 20 mph, with gusts as high as 35 mph.
Tonight
Mostly clear, with a low around 16. Windy, with a north wind 20 to 30 mph, with gusts as high as 45 mph.
Friday
Sunny, with a high near 34. Breezy, with a north wind 20 to 25 mph becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
Mostly clear, with a low around 25. West wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 40. Breezy, with a west wind 10 to 20 mph becoming south in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 30. Breezy, with a south wind 15 to 20 mph becoming west after midnight. Winds could gust as high as 30 mph.
Sunday
Partly sunny, with a high near 43. Breezy.
Sunday Night
Partly cloudy, with a low around 30. Breezy.
Monday
Sunny, with a high near 44. Windy.
Monday Night
Mostly clear, with a low around 29. Windy.
Tuesday
A slight chance of snow showers. Mostly sunny, with a high near 41. Windy.
Tuesday Night
A chance of snow showers. Partly cloudy, with a low around 24. Windy.
Wednesday
Mostly sunny, with a high near 38. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Chalfant CA
 37.5°N 118.19°W (Elev. 10932 ft)
Last Update:
10:00 am PDT Apr 16, 2026
Forecast Valid:
10am PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
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