Record Heat Remains in Place This Week; Precipitation and Windy Conditions in the Northwest

Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and spread across the central U.S. for the middle of the week. High temperatures will approach 90 from Texas to the Ohio Valley. A moist frontal system will bring lowland rain, high elevation mountain snow, and breezy winds to the Pacific Northwest into the Northern Rockies through Wednesday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

55°F

13°C

Humidity 32%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 24 Mar 12:52 AM PDT
Extended Forecast for

17 Miles WNW Illinois Valley OR

  • Overnight

    Overnight: A 30 percent chance of rain, mainly between 2am and 3am.  Mostly cloudy, with a low around 45. South southwest wind around 14 mph.

    Low: 45 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 2pm.  Mostly cloudy, with a high near 48. Breezy, with a south southwest wind 17 to 26 mph, with gusts as high as 36 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Breezy.
    Chance Rain
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain, mainly before 2am.  Snow level 9700 feet lowering to 6100 feet after midnight . Low around 39. South southwest wind 10 to 18 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain likely before 8am, then snow likely.  Mostly cloudy, with a high near 44. West northwest wind 9 to 16 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before 11pm.  Partly cloudy, with a low around 31. Northwest wind around 18 mph becoming north northeast after midnight. Winds could gust as high as 22 mph.  Little or no snow accumulation expected.

    Low: 31 °F

    Chance Snow
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 51. Breezy.

    High: 51 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39. Breezy.

    Low: 39 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 62. Breezy.

    High: 62 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly between 2am and 3am. Mostly cloudy, with a low around 45. South southwest wind around 14 mph.
Tuesday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 48. Breezy, with a south southwest wind 17 to 26 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain, mainly before 2am. Snow level 9700 feet lowering to 6100 feet after midnight . Low around 39. South southwest wind 10 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Rain likely before 8am, then snow likely. Mostly cloudy, with a high near 44. West northwest wind 9 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
A 30 percent chance of snow before 11pm. Partly cloudy, with a low around 31. Northwest wind around 18 mph becoming north northeast after midnight. Winds could gust as high as 22 mph. Little or no snow accumulation expected.
Thursday
Sunny, with a high near 51. Breezy.
Thursday Night
Mostly clear, with a low around 39. Breezy.
Friday
Sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
A slight chance of rain. Snow level 6300 feet. Mostly sunny, with a high near 58.
Sunday Night
A chance of rain. Snow level 6500 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 44.
Monday
Rain likely. Snow level 5100 feet. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.18°N 123.98°W (Elev. 4344 ft)
11:26 pm PDT Mar 23, 2026
1am PDT Mar 24, 2026-6pm PDT Mar 30, 2026
 
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Additional Resources

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Hourly Weather Forecast

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