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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

81°F

27°C

Humidity 17%
Wind Speed SSE 5 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Heat Index79°F (26°C)
Last update 17 Jun 06:04 PM PDT
Extended Forecast for

9 Miles ESE Chalfant CA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 48. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 48 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of showers after 2pm. Snow level 13500 feet rising to 14000 feet in the afternoon. Sunny, with a high near 66. North wind 10 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 25 mph.

    High: 66 °F

    Sunny then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46. Southeast wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.

    Low: 46 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 61. Breezy, with a southeast wind 10 to 15 mph becoming south 20 to 25 mph in the morning. Winds could gust as high as 35 mph.

    High: 61 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. Breezy, with a southwest wind 15 to 20 mph becoming northwest in the evening. Winds could gust as high as 35 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 60. Northwest wind 10 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 48. North wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
A 20 percent chance of showers after 2pm. Snow level 13500 feet rising to 14000 feet in the afternoon. Sunny, with a high near 66. North wind 10 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Mostly clear, with a low around 46. Southeast wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Juneteenth
Sunny, with a high near 61. Breezy, with a southeast wind 10 to 15 mph becoming south 20 to 25 mph in the morning. Winds could gust as high as 35 mph.
Friday Night
Mostly clear, with a low around 41. Breezy, with a southwest wind 15 to 20 mph becoming northwest in the evening. Winds could gust as high as 35 mph.
Saturday
Sunny, with a high near 60. Northwest wind 10 to 15 mph becoming south in the morning. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 63.
Monday Night
Clear, with a low around 45.
Tuesday
Sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 67.
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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:
4:30 pm PDT Jun 17, 2026
Forecast Valid:
6pm PDT Jun 17, 2026-6pm PDT Jun 24, 2026
 
Forecast Discussion
 
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