Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

48°F

9°C

Humidity 95%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 09 Dec 08:52 AM PST
Extended Forecast for

11 Miles SSE Agness OR

  • Today

    Today: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 52. South southwest wind around 9 mph.  Chance of precipitation is 60%.

    High: 52 °F

    Rain Likely

  • Tonight

    Tonight: A chance of rain before 2am, then a slight chance of rain after 3am.  Mostly cloudy, with a steady temperature around 52. South wind 6 to 8 mph.  Chance of precipitation is 30%.

    Low: 52 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain.  Partly sunny, with a high near 58. Southeast wind around 6 mph becoming south southwest in the afternoon.

    High: 58 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain.  Partly cloudy, with a low around 44. Light and variable wind.

    Low: 44 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Sunny, with a high near 57. East northeast wind around 6 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of rain after 4pm.  Mostly sunny, with a high near 58.

    High: 58 °F

    Sunny then
    Slight Chance
    Rain

Detailed Forecast

Today
Rain likely, mainly after 11am. Mostly cloudy, with a high near 52. South southwest wind around 9 mph. Chance of precipitation is 60%.
Tonight
A chance of rain before 2am, then a slight chance of rain after 3am. Mostly cloudy, with a steady temperature around 52. South wind 6 to 8 mph. Chance of precipitation is 30%.
Wednesday
A 30 percent chance of rain. Partly sunny, with a high near 58. Southeast wind around 6 mph becoming south southwest in the afternoon.
Wednesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 44. Light and variable wind.
Thursday
Sunny, with a high near 57. East northeast wind around 6 mph.
Thursday Night
Mostly clear, with a low around 44.
Friday
Mostly sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 43.
Saturday
A slight chance of rain after 4pm. Mostly sunny, with a high near 58.
Saturday Night
A chance of rain, mainly after 10pm. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Partly sunny, with a high near 51.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 47.
Monday
Rain. Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Agness OR
 42.43°N 123.96°W (Elev. 3182 ft)
3:41 am PST Dec 9, 2025
9am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

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