Arctic Air Mass Lingers for Areas of the East; Critical Fire Weather for the Plains; Active Weather Pattern for Hawaii

Arctic air lingers for the east, however, winds will slowly subside and a slow moderating trend starts during the week. Moisture continues to provide rainfall and higher elevation snow for the Pacific Northwest, northern California and northern Rockies through Monday. For the State of Hawaii, dangerous surf conditions with strong winds and heavy rainfall will impact the islands through Monday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

45°F

7°C

Humidity 96%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 08 Feb 03:52 PM PST
Extended Forecast for

3 Miles SE Illinois Valley OR

  • This Afternoon

    This Afternoon: Rain.  Steady temperature around 47. Southwest wind 3 to 5 mph.  Chance of precipitation is 90%.

    High: 47 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 10pm.  Widespread dense fog, mainly after midnight. Snow level 4300 feet. Low around 31. Calm wind.  Chance of precipitation is 80%.

    Low: 31 °F

    Rain and
    Patchy Dense
    Fog then
    Slight Chance
    Rain and Fog

  • Monday

    Monday: Widespread fog, mainly before 10am.  Otherwise, mostly sunny, with a high near 49. Calm wind.

    High: 49 °F

    Fog

  • Monday Night

    Monday Night: Patchy dense fog after 7pm.  Otherwise, mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Patchy Dense
    Fog

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 4pm.  Areas of fog before 11am. Snow level 3500 feet rising to 4600 feet in the afternoon.  Otherwise, mostly cloudy, with a high near 51. Calm wind.

    High: 51 °F

    Chance Rain
    and Areas Fog

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly before 10pm.  Widespread fog, mainly between 10pm and 3am. Snow level 4700 feet.  Otherwise, mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain
    and Fog

  • Wednesday

    Wednesday: A 20 percent chance of rain.  Widespread fog, mainly before 11am. Snow level 4400 feet rising to 5000 feet in the afternoon.  Otherwise, mostly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain and Fog

  • Wednesday Night

    Wednesday Night: Widespread fog, mainly after 10pm.  Otherwise, partly cloudy, with a low around 30.

    Low: 30 °F

    Fog

  • Thursday

    Thursday: Areas of fog before 11am.  Otherwise, partly sunny, with a high near 52.

    High: 52 °F

    Areas Fog
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
Rain. Steady temperature around 47. Southwest wind 3 to 5 mph. Chance of precipitation is 90%.
Tonight
Rain, mainly before 10pm. Widespread dense fog, mainly after midnight. Snow level 4300 feet. Low around 31. Calm wind. Chance of precipitation is 80%.
Monday
Widespread fog, mainly before 10am. Otherwise, mostly sunny, with a high near 49. Calm wind.
Monday Night
Patchy dense fog after 7pm. Otherwise, mostly cloudy, with a low around 30. Calm wind.
Tuesday
A 30 percent chance of rain, mainly after 4pm. Areas of fog before 11am. Snow level 3500 feet rising to 4600 feet in the afternoon. Otherwise, mostly cloudy, with a high near 51. Calm wind.
Tuesday Night
A 30 percent chance of rain, mainly before 10pm. Widespread fog, mainly between 10pm and 3am. Snow level 4700 feet. Otherwise, mostly cloudy, with a low around 29.
Wednesday
A 20 percent chance of rain. Widespread fog, mainly before 11am. Snow level 4400 feet rising to 5000 feet in the afternoon. Otherwise, mostly sunny, with a high near 52.
Wednesday Night
Widespread fog, mainly after 10pm. Otherwise, partly cloudy, with a low around 30.
Thursday
Areas of fog before 11am. Otherwise, partly sunny, with a high near 52.
Thursday Night
A slight chance of rain after 4am. Patchy fog. Snow level 4700 feet lowering to 4200 feet after midnight . Otherwise, partly cloudy, with a low around 28.
Friday
A chance of rain. Widespread fog. Snow level 3900 feet rising to 4600 feet in the afternoon. Otherwise, mostly cloudy, with a high near 50.
Friday Night
Rain likely. Areas of fog. Snow level 4300 feet. Otherwise, mostly cloudy, with a low around 30.
Saturday
Rain. Areas of fog. Snow level 3700 feet. Otherwise, mostly cloudy, with a high near 43.
Saturday Night
Rain, possibly mixed with snow. Snow level 3000 feet. Mostly cloudy, with a low around 25.
Sunday
Rain, possibly mixed with snow. Snow level 2500 feet. Mostly cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Illinois Valley OR
 42.08°N 123.65°W (Elev. 1644 ft)
4:41 pm PST Feb 8, 2026
4pm PST Feb 8, 2026-6pm PST Feb 15, 2026
 
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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