Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

49°F

9°C

Humidity 38%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 21 Jan 03:04 PM PST
Extended Forecast for

9 Miles ESE Chalfant CA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 39. West wind around 5 mph.

    High: 39 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. East wind 5 to 10 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 37. North wind 5 to 10 mph.

    High: 37 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. West wind 5 to 10 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 32. Northwest wind around 10 mph.

    High: 32 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    Low: 19 °F

    Partly Cloudy
    and Blustery

  • Saturday

    Saturday: Sunny, with a high near 25. Blustery.

    High: 25 °F

    Sunny and
    Blustery

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 18. Blustery.

    Low: 18 °F

    Clear and
    Blustery then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 39. West wind around 5 mph.
Tonight
Mostly cloudy, with a low around 33. East wind 5 to 10 mph.
Thursday
Mostly cloudy, with a high near 37. North wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 26. West wind 5 to 10 mph.
Friday
Mostly sunny, with a high near 32. Northwest wind around 10 mph.
Friday Night
Partly cloudy, with a low around 19. Blustery, with a northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Saturday
Sunny, with a high near 25. Blustery.
Saturday Night
Mostly clear, with a low around 18. Blustery.
Sunday
Sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 30.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Chalfant CA
 37.47°N 118.22°W (Elev. 10154 ft)
1:15 pm PST Jan 21, 2026
3pm PST Jan 21, 2026-6pm PST Jan 27, 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