Heat Persists Across the Central and Western U.S.; Fire Weather Concerns in the Rockies and High Plains

Record-breaking heat expected in the Central and Western U.S. for the next several days. Gusty winds and low relative humidity will create elevated to critical fire weather conditions over portions of the Rockies and High Plains Wednesday and Thursday. Rain and mountain snow are possible across the Pacific Northwest into the Rockies through Wednesday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

48°F

9°C

Humidity 98%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 24 Mar 11:52 PM PDT
Extended Forecast for

Illinois Valley OR

  • Overnight

    Overnight: Rain likely, mainly before 3am.  Cloudy, with a steady temperature around 47. Calm wind.  Chance of precipitation is 70%.

    Low: 47 °F

    Rain Likely

  • Wednesday

    Wednesday: A 10 percent chance of rain before 7am.  Snow level 5900 feet lowering to 4100 feet in the afternoon . Partly sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.

    High: 57 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost after 2am.  Otherwise, mostly cloudy, with a low around 28. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 28 °F

    Mostly Cloudy
    then Frost

  • Thursday

    Thursday: Sunny, with a high near 64. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 5am.  Otherwise, mostly clear, with a low around 34. North northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 34 °F

    Frost

  • Friday

    Friday: Widespread frost, mainly before 8am.  Otherwise, mostly sunny, with a high near 75.

    High: 75 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain likely, mainly before 3am. Cloudy, with a steady temperature around 47. Calm wind. Chance of precipitation is 70%.
Wednesday
A 10 percent chance of rain before 7am. Snow level 5900 feet lowering to 4100 feet in the afternoon . Partly sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Widespread frost after 2am. Otherwise, mostly cloudy, with a low around 28. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 64. Calm wind becoming north northeast around 6 mph in the afternoon.
Thursday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 34. North northeast wind 5 to 7 mph becoming calm in the evening.
Friday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 71.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 40.
Monday
A chance of rain. Mostly cloudy, with a high near 58.
Monday Night
Rain likely. Mostly cloudy, with a low around 37.
Tuesday
Rain likely. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.11°N 123.69°W (Elev. 1398 ft)
12:00 am PDT Mar 25, 2026
12am PDT Mar 25, 2026-6pm PDT Mar 31, 2026
 
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Additional Resources

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