Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

53°F

12°C

Humidity 93%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 09 Dec 07:52 PM PST
Extended Forecast for

14 Miles N Happy Camp CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Calm wind becoming west around 6 mph after midnight.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 54. South wind around 6 mph becoming calm  in the morning.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 38. South wind around 7 mph.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 52. East southeast wind around 6 mph becoming calm  in the afternoon.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40. Southeast wind around 7 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after 4am.  Snow level 7000 feet. Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. Calm wind becoming west around 6 mph after midnight.
Wednesday
Sunny, with a high near 54. South wind around 6 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 38. South wind around 7 mph.
Thursday
Sunny, with a high near 52. East southeast wind around 6 mph becoming calm in the afternoon.
Thursday Night
Mostly clear, with a low around 40. Southeast wind around 7 mph.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 53.
Saturday Night
A slight chance of rain after 4am. Snow level 7000 feet. Partly cloudy, with a low around 38.
Sunday
A chance of rain, mainly after 10am. Snow level 6900 feet. Partly sunny, with a high near 47.
Sunday Night
A chance of rain. Snow level 7200 feet. Mostly cloudy, with a low around 38.
Monday
Rain. Snow level 7500 feet rising to 8100 feet in the afternoon. Mostly cloudy, with a high near 45.
Monday Night
Rain. Snow level 7800 feet lowering to 7200 feet after midnight . Mostly cloudy, with a low around 39.
Tuesday
Rain likely. Snow level 6500 feet. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles N Happy Camp CA
 42.01°N 123.39°W (Elev. 4977 ft)
3:41 pm PST Dec 9, 2025
8pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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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