Heavy Mountain Snow in the Northwest U.S.; Wintry Mix North-Central to Northeast U.S.

Two cold fronts will pass through the Northwest U.S. this week with the main impact being heavy mountain snow across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain to the Upper Midwest and Great Lakes overnight into Tuesday then the Northeast U.S. Tuesday night into Wednesday. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

25°F

-4°C

Humidity 86%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 05 Jan 07:04 PM PST
Extended Forecast for

Chalfant CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. South wind around 5 mph becoming west after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 49. Calm wind.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. South wind around 5 mph becoming west after midnight.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 52. West wind around 5 mph.

    High: 52 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 48. North wind around 15 mph.

    High: 48 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. South wind around 5 mph becoming west after midnight.
Tuesday
Sunny, with a high near 49. Calm wind.
Tuesday Night
Mostly clear, with a low around 25. South wind around 5 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 52. West wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 25. West wind around 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 48. North wind around 15 mph.
Thursday Night
Mostly clear, with a low around 21.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 24.
Saturday
Sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Chalfant CA
 37.54°N 118.38°W (Elev. 4298 ft)
1:15 pm PST Jan 5, 2026
7pm PST Jan 5, 2026-6pm PST Jan 12, 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