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

11 Miles NW Cave Junction OR

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 4am.  Mostly cloudy, with a steady temperature around 50. Southwest wind 5 to 13 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Chance Rain

  • Wednesday

    Wednesday: A slight chance of rain between 10am and 11am.  Mostly sunny, with a high near 52. Southwest wind 5 to 7 mph.  Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain then
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. Southwest wind around 6 mph becoming west northwest after midnight.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 51. Northeast wind 5 to 7 mph.

    High: 51 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. East northeast wind 9 to 13 mph.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Friday Night

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

    Low: 41 °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 10pm.  Snow level 6900 feet. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a steady temperature around 50. Southwest wind 5 to 13 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of rain between 10am and 11am. Mostly sunny, with a high near 52. Southwest wind 5 to 7 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 43. Southwest wind around 6 mph becoming west northwest after midnight.
Thursday
Sunny, with a high near 51. Northeast wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 42. East northeast wind 9 to 13 mph.
Friday
Mostly sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 53.
Saturday Night
A slight chance of rain after 10pm. Snow level 6900 feet. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Snow level 6900 feet. Partly sunny, with a high near 47.
Sunday Night
Rain likely. Mostly cloudy, with a low around 43.
Monday
Rain. Mostly cloudy, with a high near 48.
Monday Night
Rain. Snow level 7600 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 43.
Tuesday
Rain likely. Snow level 6200 feet. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NW Cave Junction OR
 42.27°N 123.82°W (Elev. 4019 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

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Hourly Weather Forecast

National Digital Forecast Database