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

54°F

12°C

Humidity 93%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 09 Dec 09:52 PM PST
Extended Forecast for

6 Miles N Cave Junction OR

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 47. South wind 5 to 8 mph becoming calm  after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Patchy dense fog between 10am and noon.  Otherwise, mostly sunny, with a high near 58. Light southwest wind.

    High: 58 °F

    Patchy Dense
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog before 10pm, then patchy fog after 1am.  Otherwise, mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before noon.  Otherwise, sunny, with a high near 54. Calm wind.

    High: 54 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39. Calm wind becoming east around 6 mph in the evening.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after 10pm.  Partly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a steady temperature around 47. South wind 5 to 8 mph becoming calm after midnight.
Wednesday
Patchy dense fog between 10am and noon. Otherwise, mostly sunny, with a high near 58. Light southwest wind.
Wednesday Night
Patchy fog before 10pm, then patchy fog after 1am. Otherwise, mostly clear, with a low around 39. Calm wind.
Thursday
Patchy fog before noon. Otherwise, sunny, with a high near 54. Calm wind.
Thursday Night
Mostly clear, with a low around 39. Calm wind becoming east around 6 mph in the evening.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 57.
Saturday Night
A slight chance of rain after 10pm. Partly cloudy, with a low around 39.
Sunday
A chance of rain. Partly sunny, with a high near 52.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 41.
Monday
Rain. Mostly cloudy, with a high near 50.
Monday Night
Rain. Mostly cloudy, with a low around 42.
Tuesday
Rain likely. Snow level 6200 feet. Mostly cloudy, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Cave Junction OR
 42.25°N 123.67°W (Elev. 3409 ft)
9:41 pm PST Dec 9, 2025
10pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database