Active Spring Like Pattern Across the Country

A frontal boundary will slowly move eastward and clear most of the eastern seaboard by Sunday. Showers and thunderstorms, some severe, will accompany this front alongside the threat of heavy rainfall; These threats may linger along the Gulf Coast states into early next week. Meanwhile, record spring-like warmth is forecast, mainly east of the Mississippi River, this weekend into next week. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

54°F

12°C

Humidity 76%
Wind Speed WNW 1 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 07 Mar 06:52 PM PST
Extended Forecast for

Illinois Valley OR

  • Tonight

    Tonight: Mostly clear, with a low around 40. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy dense fog before 9am.  Otherwise, sunny, with a high near 66. Light north northeast wind.

    High: 66 °F

    Patchy Dense
    Fog then
    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of rain after 10pm.  Patchy fog after 10pm.  Otherwise, increasing clouds, with a low around 39. Light west northwest wind.

    Low: 39 °F

    Chance Rain
    and Patchy
    Fog

  • Monday

    Monday: A 30 percent chance of rain before 10am.  Snow level 3600 feet. Partly sunny, with a high near 54. North wind 5 to 7 mph.

    High: 54 °F

    Chance Rain
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A slight chance of rain before 1am, then a slight chance of rain and snow.  Snow level 2900 feet lowering to 1700 feet after midnight . Mostly cloudy, with a low around 28. North northeast wind 3 to 6 mph.  Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Tuesday

    Tuesday: A 20 percent chance of snow before 10am.  Snow level rising to 2800 feet in the afternoon. Partly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 10pm.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 40. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Patchy dense fog before 9am. Otherwise, sunny, with a high near 66. Light north northeast wind.
Sunday Night
A 40 percent chance of rain after 10pm. Patchy fog after 10pm. Otherwise, increasing clouds, with a low around 39. Light west northwest wind.
Monday
A 30 percent chance of rain before 10am. Snow level 3600 feet. Partly sunny, with a high near 54. North wind 5 to 7 mph.
Monday Night
A slight chance of rain before 1am, then a slight chance of rain and snow. Snow level 2900 feet lowering to 1700 feet after midnight . Mostly cloudy, with a low around 28. North northeast wind 3 to 6 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of snow before 10am. Snow level rising to 2800 feet in the afternoon. Partly sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 36.
Thursday
A chance of rain. Partly sunny, with a high near 64.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 39.
Friday
A slight chance of rain. Partly sunny, with a high near 63.
Friday Night
A chance of rain. Mostly cloudy, with a low around 41.
Saturday
A chance of rain. Mostly cloudy, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.11°N 123.69°W (Elev. 1398 ft)
3:41 pm PST Mar 7, 2026
7pm PST Mar 7, 2026-6pm PDT Mar 14, 2026
 
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Additional Resources

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