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

64°F

18°C

Humidity 55%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 27 Feb 04:52 PM PST
Extended Forecast for

8 Miles WNW Illinois Valley OR

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 4am.  Increasing clouds, with a low around 46. Northeast wind 5 to 8 mph.

    Low: 46 °F

    Partly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: Rain likely before 10am, then showers after 10am.  High near 53. Southwest wind 5 to 7 mph becoming east southeast in the morning.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers

  • Saturday Night

    Saturday Night: Showers.  Low around 45. South southwest wind around 5 mph.  Chance of precipitation is 90%.

    Low: 45 °F

    Showers

  • Sunday

    Sunday: Showers.  Snow level 6300 feet. High near 49. Light and variable wind becoming west southwest 5 to 7 mph in the morning.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 10pm.  Snow level 6000 feet. Mostly cloudy, with a low around 41. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Showers
    Likely

  • Monday

    Monday: A 30 percent chance of showers, mainly before 10am.  Snow level 5700 feet rising to 6200 feet in the afternoon. Mostly sunny, with a high near 54.

    High: 54 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of rain after 10am.  Snow level 6000 feet. Mostly cloudy, with a high near 51.

    High: 51 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm.  Snow level 5300 feet. Cloudy, with a low around 42.

    Low: 42 °F

    Rain

Detailed Forecast

Tonight
A 30 percent chance of rain, mainly after 4am. Increasing clouds, with a low around 46. Northeast wind 5 to 8 mph.
Saturday
Rain likely before 10am, then showers after 10am. High near 53. Southwest wind 5 to 7 mph becoming east southeast in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers. Low around 45. South southwest wind around 5 mph. Chance of precipitation is 90%.
Sunday
Showers. Snow level 6300 feet. High near 49. Light and variable wind becoming west southwest 5 to 7 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Showers likely, mainly before 10pm. Snow level 6000 feet. Mostly cloudy, with a low around 41. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 30 percent chance of showers, mainly before 10am. Snow level 5700 feet rising to 6200 feet in the afternoon. Mostly sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 40.
Tuesday
A chance of rain after 10am. Snow level 6000 feet. Mostly cloudy, with a high near 51.
Tuesday Night
Rain, mainly after 10pm. Snow level 5300 feet. Cloudy, with a low around 42.
Wednesday
Rain. Snow level 4500 feet. Mostly cloudy, with a high near 44.
Wednesday Night
Rain and snow likely. Snow level 3800 feet. Mostly cloudy, with a low around 36.
Thursday
A chance of rain and snow. Snow level 3500 feet rising to 4300 feet in the afternoon. Partly sunny, with a high near 49.
Thursday Night
A slight chance of rain and snow. Snow level 4400 feet. Partly cloudy, with a low around 37.
Friday
A slight chance of rain and snow. Snow level 4400 feet rising to 5200 feet in the afternoon. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Illinois Valley OR
 42.14°N 123.81°W (Elev. 3209 ft)
4:18 pm PST Feb 27, 2026
5pm PST Feb 27, 2026-6pm PST Mar 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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