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

38°F

3°C

Humidity 100%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 08 Mar 12:52 AM PST
Extended Forecast for

9 Miles WNW Illinois Valley OR

  • Overnight

    Overnight: Mostly clear, with a low around 44. East northeast wind around 6 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of rain after 10pm.  Snow level 7200 feet lowering to 5600 feet after midnight . Mostly cloudy, with a low around 38. North northwest wind 5 to 7 mph.

    Low: 38 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and snow before 10am.  Snow level 3500 feet. Partly sunny, with a high near 45. North northeast wind 8 to 10 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow after 10pm.  Mostly cloudy, with a low around 29. North northeast wind 8 to 10 mph.  Little or no snow accumulation expected.

    Low: 29 °F

    Chance Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly before 10am.  Partly sunny, with a high near 44. Little or no snow accumulation expected.

    High: 44 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 10pm.  Snow level 6000 feet. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 44. East northeast wind around 6 mph.
Sunday
Sunny, with a high near 59. Light and variable wind becoming northwest 5 to 7 mph in the afternoon.
Sunday Night
A 40 percent chance of rain after 10pm. Snow level 7200 feet lowering to 5600 feet after midnight . Mostly cloudy, with a low around 38. North northwest wind 5 to 7 mph.
Monday
A chance of rain and snow before 10am. Snow level 3500 feet. Partly sunny, with a high near 45. North northeast wind 8 to 10 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of snow after 10pm. Mostly cloudy, with a low around 29. North northeast wind 8 to 10 mph. Little or no snow accumulation expected.
Tuesday
A 30 percent chance of snow, mainly before 10am. Partly sunny, with a high near 44. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 32.
Wednesday
Mostly sunny, with a high near 53.
Wednesday Night
A slight chance of rain after 10pm. Snow level 6000 feet. Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Snow level 6100 feet. Partly sunny, with a high near 54.
Thursday Night
A chance of rain and snow. Snow level 6000 feet lowering to 5300 feet after midnight . Mostly cloudy, with a low around 39.
Friday
A chance of rain and snow. Snow level 4800 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 55.
Friday Night
A chance of rain and snow. Snow level 5600 feet. Mostly cloudy, with a low around 42.
Saturday
A chance of rain and snow. Snow level 5800 feet rising to 6500 feet in the afternoon. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Illinois Valley OR
 42.15°N 123.85°W (Elev. 3356 ft)
12:41 am PST Mar 8, 2026
1am PST Mar 8, 2026-6pm PDT Mar 14, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database