Fire Weather Concerns for the Plains; Record Warmth Spreads

Dry and breezy conditions prevail across the High Plains where elevated to locally critical conditions continue through Thursday. Meanwhile, record warmth increases and spreads across the South, Southwest and into southern California into this last weekend of February. Meanwhile, a fast moving system moves across the Plains then off the mid-Atlantic by Thursday evening. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

39°F

4°C

Humidity 99%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 26 Feb 02:52 AM PST
Extended Forecast for

7 Miles SW Illinois Valley OR

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 56. Northeast wind around 5 mph becoming light and variable  in the morning.

    High: 56 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. North northeast wind 3 to 5 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 61. Northeast wind around 6 mph.

    High: 61 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 4am.  Mostly cloudy, with a low around 46. East wind around 8 mph.

    Low: 46 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm before 1pm, then rain likely between 1pm and 4pm, then showers after 4pm.  High near 54. 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

  • Saturday Night

    Saturday Night: Showers.  Low around 44. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely.  Mostly cloudy, with a high near 55.

    High: 55 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 38. Calm wind.
Thursday
Partly sunny, with a high near 56. Northeast wind around 5 mph becoming light and variable in the morning.
Thursday Night
Mostly cloudy, with a low around 40. North northeast wind 3 to 5 mph.
Friday
Partly sunny, with a high near 61. Northeast wind around 6 mph.
Friday Night
A 30 percent chance of rain, mainly after 4am. Mostly cloudy, with a low around 46. East wind around 8 mph.
Saturday
Rain likely and possibly a thunderstorm before 1pm, then rain likely between 1pm and 4pm, then showers after 4pm. High near 54. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers. Low around 44. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers likely. Mostly cloudy, with a high near 55.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
A slight chance of rain. Mostly sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
A slight chance of rain. Partly sunny, with a high near 61.
Tuesday Night
A chance of rain. Snow level 5500 feet. Mostly cloudy, with a low around 40.
Wednesday
Rain likely. Snow level 4900 feet. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Illinois Valley OR
 42.03°N 123.78°W (Elev. 2428 ft)
3:41 am PST Feb 26, 2026
3am PST Feb 26, 2026-6pm PST Mar 4, 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