Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

36°F

2°C

Humidity 98%
Wind Speed NNE 2 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 01 Feb 12:52 AM PST
Extended Forecast for

16 Miles SE Agness OR

  • Overnight

    Overnight: Rain, mainly after 4am.  Low around 46. Southeast wind around 8 mph becoming west southwest.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 46 °F

    Rain

  • Sunday

    Sunday: Rain before 9am, then a chance of rain after 10am.  High near 54. West southwest wind around 8 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain then
    Chance Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm.  Partly cloudy, with a low around 40. Southeast wind around 5 mph.

    Low: 40 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61. East wind around 5 mph.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. East wind around 6 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain, mainly after 4am. Low around 46. Southeast wind around 8 mph becoming west southwest. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain before 9am, then a chance of rain after 10am. High near 54. West southwest wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40. Southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 61. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 44. East wind around 6 mph.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 46.
Saturday
A slight chance of rain. Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SE Agness OR
 42.38°N 123.82°W (Elev. 1316 ft)
12:42 am PST Feb 1, 2026
1am PST Feb 1, 2026-6pm PST Feb 7, 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