Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

52°F

11°C

Humidity 70%
Wind Speed NE 5 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 18 Nov 01:52 PM PST
Extended Forecast for

14 Miles W Illinois Valley OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 42. Northeast wind around 9 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 36. East northeast wind 9 to 11 mph.

    Low: 36 °F

    Clear

  • Wednesday

    Wednesday: Rain likely after 4pm.  Snow level 5600 feet. Increasing clouds, with a high near 44. South southwest wind 6 to 11 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Mostly Sunny
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain before 4am, then rain and snow showers likely.  Snow level 5600 feet lowering to 4700 feet after midnight . Low around 40. Southwest wind 5 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 40 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: Rain and snow showers likely before 10am, then a chance of rain.  Snow level 4500 feet rising to 5100 feet in the afternoon. Partly sunny, with a high near 42. Calm wind.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 42. Northeast wind around 9 mph.
Tonight
Clear, with a low around 36. East northeast wind 9 to 11 mph.
Wednesday
Rain likely after 4pm. Snow level 5600 feet. Increasing clouds, with a high near 44. South southwest wind 6 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain before 4am, then rain and snow showers likely. Snow level 5600 feet lowering to 4700 feet after midnight . Low around 40. Southwest wind 5 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Rain and snow showers likely before 10am, then a chance of rain. Snow level 4500 feet rising to 5100 feet in the afternoon. Partly sunny, with a high near 42. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
A chance of rain. Snow level 6600 feet. Mostly cloudy, with a low around 40.
Monday
A chance of showers. Snow level 5600 feet. Partly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W Illinois Valley OR
 42.14°N 123.93°W (Elev. 4121 ft)
2:18 pm PST Nov 18, 2025
2pm PST Nov 18, 2025-6pm PST Nov 24, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database