Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

51°F

11°C

Humidity 99%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 01 Mar 12:52 AM PST
Extended Forecast for

Illinois Valley OR

  • Overnight

    Overnight: Rain, mainly after 3am.  Low around 48. Calm wind.  Chance of precipitation is 80%.

    Low: 48 °F

    Rain

  • Sunday

    Sunday: Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm.  High near 56. Calm wind becoming southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: Rain likely, mainly before 2am.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 40. Calm wind.  Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely
    then Chance
    Rain and
    Patchy Fog

  • Monday

    Monday: A 40 percent chance of rain, mainly before 4pm.  Patchy fog before 1pm.  Otherwise, partly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Chance Rain
    and Patchy
    Fog

  • Monday Night

    Monday Night: A slight chance of rain before 10pm, then a chance of rain after 4am.  Mostly cloudy, with a low around 39. Light south southwest wind.  Chance of precipitation is 30%.

    Low: 39 °F

    Chance Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 4pm.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm.  Low around 39. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm.  Areas of fog after 10pm. Snow level 4000 feet.  Otherwise, mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain Likely
    and Areas Fog

Detailed Forecast

Overnight
Rain, mainly after 3am. Low around 48. Calm wind. Chance of precipitation is 80%.
Sunday
Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 56. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain likely, mainly before 2am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 40. Calm wind. Chance of precipitation is 60%.
Monday
A 40 percent chance of rain, mainly before 4pm. Patchy fog before 1pm. Otherwise, partly sunny, with a high near 59. Calm wind.
Monday Night
A slight chance of rain before 10pm, then a chance of rain after 4am. Mostly cloudy, with a low around 39. Light south southwest wind. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 56.
Tuesday Night
Rain, mainly after 10pm. Low around 39. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. Mostly cloudy, with a high near 50.
Wednesday Night
Rain likely, mainly before 10pm. Areas of fog after 10pm. Snow level 4000 feet. Otherwise, mostly cloudy, with a low around 34.
Thursday
A chance of rain. Areas of fog before 10am. Snow level 3600 feet rising to 4400 feet in the afternoon. Otherwise, partly sunny, with a high near 53.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35.
Friday
A slight chance of rain. Partly sunny, with a high near 57.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Saturday
A slight chance of rain. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.11°N 123.69°W (Elev. 1398 ft)
12:41 am PST Mar 1, 2026
2am PST Mar 1, 2026-6pm PST Mar 7, 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