Major River Flooding in Western Washington; Very Cold Temperatures in the Northern Plains

Major river flooding following heavy rainfall will continue to bring a significant risk to life and property in Washington. Arctic air will bring near record cold temperatures and dangerous wind chills from the Northern High Plains into the Mid-South and Mid-Atlantic through the weekend. A narrow band of snow is likely from the Mid-West, Upper Ohio Valley into the Central Appalachians. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

43°F

6°C

Humidity 92%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 12 Dec 12:52 PM PST
Extended Forecast for

Illinois Valley OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 52. Calm wind.

    High: 52 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. Light north northeast wind.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 60. Calm wind.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Light southwest wind.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56. South southeast wind around 5 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: Rain after 10am.  High near 59. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 59 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Mostly cloudy, with a low around 51.

    Low: 51 °F

    Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 59.

    High: 59 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 52. Calm wind.
Tonight
Mostly clear, with a low around 37. Light north northeast wind.
Saturday
Sunny, with a high near 60. Calm wind.
Saturday Night
Partly cloudy, with a low around 40. Light southwest wind.
Sunday
Mostly sunny, with a high near 56. South southeast wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
Rain after 10am. High near 59. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain. Mostly cloudy, with a low around 51.
Tuesday
Rain. Cloudy, with a high near 59.
Tuesday Night
Rain, mainly before 4am. Mostly cloudy, with a low around 45.
Wednesday
Rain. Snow level 4400 feet. Mostly cloudy, with a high near 48.
Wednesday Night
Rain likely. Snow level 4200 feet rising to 5900 feet after midnight. Mostly cloudy, with a low around 37.
Thursday
Rain. Cloudy, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
12:41 pm PST Dec 12, 2025
1pm PST Dec 12, 2025-6pm PST Dec 18, 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