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

9 Miles WNW Illinois Valley OR

  • Overnight

    Overnight: Rain, mainly before 4am, then showers and possibly a thunderstorm after 4am.  Low around 46. South southwest wind around 6 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers

  • Sunday

    Sunday: Rain and possibly a thunderstorm before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm.  Snow level 6600 feet lowering to 6000 feet in the afternoon . High near 48. Southwest wind 7 to 9 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F

    Showers

  • Sunday Night

    Sunday Night: Rain likely, mainly before 8pm.  Snow level 6100 feet. Mostly cloudy, with a low around 40. South southwest wind around 5 mph.  Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

  • Monday

    Monday: A 50 percent chance of rain.  Snow level 6000 feet. Partly sunny, with a high near 51. Calm wind becoming west around 5 mph in the afternoon.

    High: 51 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before 10pm.  Snow level 6300 feet. Mostly cloudy, with a low around 41. South southwest wind 5 to 7 mph.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain.  Snow level 5700 feet. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm.  Snow level 5400 feet. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Snow level 4500 feet. Cloudy, with a high near 43.

    High: 43 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 1am, then a chance of rain and snow.  Snow level 4000 feet. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain Likely
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Rain, mainly before 4am, then showers and possibly a thunderstorm after 4am. Low around 46. South southwest wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Rain and possibly a thunderstorm before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. Snow level 6600 feet lowering to 6000 feet in the afternoon . High near 48. Southwest wind 7 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain likely, mainly before 8pm. Snow level 6100 feet. Mostly cloudy, with a low around 40. South southwest wind around 5 mph. Chance of precipitation is 60%.
Monday
A 50 percent chance of rain. Snow level 6000 feet. Partly sunny, with a high near 51. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
A 30 percent chance of rain, mainly before 10pm. Snow level 6300 feet. Mostly cloudy, with a low around 41. South southwest wind 5 to 7 mph.
Tuesday
A 50 percent chance of rain. Snow level 5700 feet. Mostly cloudy, with a high near 47.
Tuesday Night
Rain, mainly after 10pm. Snow level 5400 feet. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. Snow level 4500 feet. Cloudy, with a high near 43.
Wednesday Night
Rain likely before 1am, then a chance of rain and snow. Snow level 4000 feet. Mostly cloudy, with a low around 36.
Thursday
A chance of rain and snow before 1pm, then a chance of rain. Snow level 3600 feet rising to 4400 feet in the afternoon. Partly sunny, with a high near 46.
Thursday Night
A chance of rain. Snow level 4600 feet. Mostly cloudy, with a low around 38.
Friday
A chance of rain. Snow level 4600 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 50.
Friday Night
A slight chance of rain. Snow level 6300 feet. Mostly cloudy, with a low around 40.
Saturday
A chance of rain. Partly sunny, with a high near 56.
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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 1, 2026
1am PST Mar 1, 2026-6pm PST Mar 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database