Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

48°F

9°C

Humidity 80%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 15 Mar 09:52 PM PDT
Extended Forecast for

7 Miles SW Illinois Valley OR

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Light north wind.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 72. Light and variable wind.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 46. Light and variable wind.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. Light north wind.
Monday
Sunny, with a high near 72. Light and variable wind.
Monday Night
Clear, with a low around 46. Light and variable wind.
Tuesday
Sunny, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 47. West southwest wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Mostly sunny, with a high near 71.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 61.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A slight chance of rain and snow. Snow level 4800 feet rising to 5600 feet in the afternoon. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Illinois Valley OR
 42.03°N 123.78°W (Elev. 2428 ft)
10:41 pm PDT Mar 15, 2026
10pm PDT Mar 15, 2026-6pm PDT Mar 22, 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