National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

56°F

13°C

Humidity 41%
Wind Speed NNW 5 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 10 Mar 01:52 PM PDT
Extended Forecast for

3 Miles SSE Illinois Valley OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 49. West wind 3 to 5 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain. Partly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain

  • Friday

    Friday: A 20 percent chance of rain. Partly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 62.

    High: 62 °F

    Rain Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 49. West wind 3 to 5 mph.
Tonight
Partly cloudy, with a low around 34. Calm wind.
Wednesday
Mostly cloudy, with a high near 57. Calm wind becoming west southwest around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 36. Calm wind.
Thursday
A 30 percent chance of rain, mainly before 11am. Mostly sunny, with a high near 63. Calm wind.
Thursday Night
A 20 percent chance of rain. Partly cloudy, with a low around 42.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 62.
Friday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 41.
Saturday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 62.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Partly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Illinois Valley OR
 42.05°N 123.64°W (Elev. 1801 ft)
Last Update:
1:41 pm PDT Mar 10, 2026
Forecast Valid:
2pm PDT Mar 10, 2026-6pm PDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation