National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

66°F

19°C

Humidity 42%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 05 Feb 02:52 PM PST
Extended Forecast for

Illinois Valley OR

  • Tonight

    Tonight: Patchy fog after 10pm. Otherwise, mostly clear, with a low around 37. Light west southwest wind.

    Low: 37 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, sunny, with a high near 63. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 63 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. Southwest wind 3 to 5 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 59. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain Likely

  • Sunday

    Sunday: Rain. High near 53. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Low around 35. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain then
    Chance Rain

  • Monday

    Monday: A chance of showers. Snow level 4000 feet. Partly sunny, with a high near 49.

    High: 49 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Snow level 3900 feet lowering to 3400 feet after midnight . Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 37. Light west southwest wind.
Friday
Patchy fog before 11am. Otherwise, sunny, with a high near 63. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 38. Southwest wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 59. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 53. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
Rain, mainly before 10pm. Low around 35. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A chance of showers. Snow level 4000 feet. Partly sunny, with a high near 49.
Monday Night
A chance of showers. Snow level 3900 feet lowering to 3400 feet after midnight . Mostly cloudy, with a low around 30.
Tuesday
A chance of showers. Snow level 3300 feet. Mostly cloudy, with a high near 47.
Tuesday Night
A chance of rain. Snow level 3300 feet. Mostly cloudy, with a low around 29.
Wednesday
A chance of rain. Snow level 2900 feet rising to 3900 feet in the afternoon. Partly sunny, with a high near 49.
Wednesday Night
A chance of rain. Snow level 4000 feet. Mostly cloudy, with a low around 29.
Thursday
A chance of rain. Snow level 3900 feet rising to 4600 feet in the afternoon. Partly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.11°N 123.69°W (Elev. 1398 ft)
Last Update:
2:12 pm PST Feb 5, 2026
Forecast Valid:
3pm PST Feb 5, 2026-6pm PST Feb 12, 2026
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation