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

57°F

14°C

Humidity 88%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 28 Feb 01:52 PM PST
Extended Forecast for

8 Miles WNW Illinois Valley OR

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms before 3pm, then showers and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 54. South southwest wind around 8 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers after 4am.  Low around 46. South southwest wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 1pm.  Snow level 6600 feet lowering to 6000 feet in the afternoon . High near 48. South 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: Showers, mainly before 10pm.  Snow level 6100 feet. Low around 40. West southwest wind 3 to 6 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: A chance of showers before 4pm, then a chance of rain after 4pm.  Snow level 6000 feet. Partly sunny, with a high near 52. Calm wind.  Chance of precipitation is 50%.

    High: 52 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before 10pm.  Snow level 6300 feet. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain.  Snow level 5800 feet. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm.  Snow level 5400 feet. Cloudy, with a low around 41.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Snow level 4500 feet. Cloudy, with a high near 44.

    High: 44 °F

    Rain

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms before 3pm, then showers and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 54. South southwest wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, then showers after 4am. Low around 46. South southwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers, with thunderstorms also possible after 1pm. Snow level 6600 feet lowering to 6000 feet in the afternoon . High near 48. South 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
Showers, mainly before 10pm. Snow level 6100 feet. Low around 40. West southwest wind 3 to 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers before 4pm, then a chance of rain after 4pm. Snow level 6000 feet. Partly sunny, with a high near 52. Calm wind. Chance of precipitation is 50%.
Monday Night
A 30 percent chance of rain, mainly before 10pm. Snow level 6300 feet. Mostly cloudy, with a low around 41.
Tuesday
A 50 percent chance of rain. Snow level 5800 feet. Mostly cloudy, with a high near 48.
Tuesday Night
Rain, mainly after 10pm. Snow level 5400 feet. Cloudy, with a low around 41.
Wednesday
Rain. Snow level 4500 feet. Cloudy, with a high near 44.
Wednesday Night
Rain likely, mainly before 10pm. Snow level 4000 feet. Mostly cloudy, with a low around 36.
Thursday
A chance of rain and snow. Snow level 3600 feet rising to 4400 feet in the afternoon. Partly sunny, with a high near 47.
Thursday Night
A chance of rain. Snow level 4600 feet. Mostly cloudy, with a low around 38.
Friday
A slight chance of rain. Snow level 4600 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Illinois Valley OR
 42.14°N 123.81°W (Elev. 3209 ft)
11:31 am PST Feb 28, 2026
2pm PST Feb 28, 2026-6pm PST Mar 6, 2026
 
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Additional Resources

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