Record Warmth Lingers; Fire Weather Concerns; Unsettled Pacific Northwest

More record warm temperatures are forecast this week from California, Southwest, Plains then into the Mississippi Valley and Southeast. The warmth combining with dry conditions may result in elevated to locally critical fire weather conditions. Meanwhile, another Pacific system will move across the Pacific Northwest with lower elevation rain and mountain snows. For Hawaii, conditions improving. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

39°F

4°C

Humidity 96%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 23 Mar 12:52 AM PDT
Extended Forecast for

7 Miles SW Illinois Valley OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 4pm.  Snow level 4900 feet rising to 7200 feet in the afternoon. Mostly cloudy through mid morning, then becoming sunny, with a high near 61. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 61 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain, mainly before 2am.  Mostly cloudy, with a low around 46. Southwest wind 3 to 6 mph.

    Low: 46 °F

    Chance Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain, mainly after 11am.  Mostly cloudy, with a high near 60. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 60 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 43. Southwest wind 6 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 43 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 11am.  Snow level 6000 feet lowering to 4800 feet. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.

    High: 52 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 11pm.  Snow level 4500 feet lowering to 2600 feet after midnight . Partly cloudy, with a low around 33.

    Low: 33 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Calm wind.
Monday
A 20 percent chance of rain after 4pm. Snow level 4900 feet rising to 7200 feet in the afternoon. Mostly cloudy through mid morning, then becoming sunny, with a high near 61. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Monday Night
A 30 percent chance of rain, mainly before 2am. Mostly cloudy, with a low around 46. Southwest wind 3 to 6 mph.
Tuesday
A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 60. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Rain. Low around 43. Southwest wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain likely, mainly before 11am. Snow level 6000 feet lowering to 4800 feet. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of rain before 11pm. Snow level 4500 feet lowering to 2600 feet after midnight . Partly cloudy, with a low around 33.
Thursday
Sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
A slight chance of rain. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Illinois Valley OR
 42.03°N 123.78°W (Elev. 2428 ft)
11:31 pm PDT Mar 22, 2026
1am PDT Mar 23, 2026-6pm PDT Mar 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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