Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

75°F

24°C

Humidity 36%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 16 Mar 02:52 PM PDT
Extended Forecast for

16 Miles SE Agness OR

  • Tonight

    Tonight: Clear, with a low around 50. West northwest wind around 5 mph becoming calm  in the evening.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50. South wind 3 to 7 mph.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. Light south wind becoming southwest 5 to 9 mph in the afternoon.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. West southwest wind 5 to 8 mph becoming light and variable  in the evening.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 51.

    Low: 51 °F

    Chance Rain

Detailed Forecast

Tonight
Clear, with a low around 50. West northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 72. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 50. South wind 3 to 7 mph.
Wednesday
Sunny, with a high near 72. Light south wind becoming southwest 5 to 9 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52. West southwest wind 5 to 8 mph becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Partly sunny, with a high near 69.
Friday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 51.
Saturday
A chance of rain, mainly before 11am. Partly sunny, with a high near 60.
Saturday Night
A slight chance of rain. Snow level 6400 feet lowering to 5400 feet after midnight . Partly cloudy, with a low around 41.
Sunday
A slight chance of rain and snow. Snow level 4900 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 58.
Sunday Night
A slight chance of rain and snow. Snow level 5700 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 40.
Monday
A chance of rain and snow. Snow level 4200 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SE Agness OR
 42.4°N 123.83°W (Elev. 2582 ft)
3:21 pm PDT Mar 16, 2026
3pm PDT Mar 16, 2026-6pm PDT Mar 23, 2026
 
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Additional Resources

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