Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

ROCK CREEK (RCEC1)

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

NA

36°F

2°C

Humidity 43%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 18 Jan 07:04 PM PST
Extended Forecast for

16 Miles W Chalfant CA

  • Tonight

    Tonight: Partly cloudy, with a low around 34. West wind 5 to 10 mph.

    Low: 34 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 50. Northwest wind around 5 mph.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34. West wind around 5 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 48. West wind around 5 mph becoming calm.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. West wind around 5 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50. West wind around 5 mph becoming calm  in the morning.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. West wind 5 to 10 mph.
M.L.King Day
Sunny, with a high near 50. Northwest wind around 5 mph.
Monday Night
Mostly clear, with a low around 34. West wind around 5 mph.
Tuesday
Sunny, with a high near 48. West wind around 5 mph becoming calm.
Tuesday Night
Partly cloudy, with a low around 35. West wind around 5 mph.
Wednesday
Mostly sunny, with a high near 50. West wind around 5 mph becoming calm in the morning.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 31.
Saturday
Sunny, with a high near 45.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles W Chalfant CA
 37.5°N 118.65°W (Elev. 7690 ft)
1:15 pm PST Jan 18, 2026
7pm PST Jan 18, 2026-6pm PST Jan 25, 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