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

Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

52°F

11°C

Humidity 97%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 28 Feb 07:52 PM PST
Extended Forecast for

7 Miles NNE Cave Junction OR

  • Tonight

    Tonight: Showers likely, mainly after 4am. Cloudy, with a low around 48. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 1pm. High near 55. South wind 3 to 8 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 55 °F

    Showers
    Likely then
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly before 10pm. Patchy fog after 1am. Low around 41. Light west wind. Chance of precipitation is 80%.

    Low: 41 °F

    Showers then
    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: A 40 percent chance of showers. Patchy fog before 1pm. Otherwise, partly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Chance
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40. Light and variable wind.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 49.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 10pm. Areas of fog after 10pm. Snow level 4000 feet. Otherwise, mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain Likely
    and Areas Fog

Detailed Forecast

Tonight
Showers likely, mainly after 4am. Cloudy, with a low around 48. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, with thunderstorms also possible after 1pm. High near 55. South wind 3 to 8 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers, mainly before 10pm. Patchy fog after 1am. Low around 41. Light west wind. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers. Patchy fog before 1pm. Otherwise, partly sunny, with a high near 57. Calm wind.
Monday Night
A 20 percent chance of rain before 10pm. Partly cloudy, with a low around 40. Light and variable wind.
Tuesday
A 30 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 55.
Tuesday Night
Rain, mainly after 10pm. Low around 42. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. Cloudy, with a high near 49.
Wednesday Night
Rain likely, mainly before 10pm. Areas of fog after 10pm. Snow level 4000 feet. Otherwise, mostly cloudy, with a low around 36.
Thursday
A chance of rain. Areas of fog before 10am. Snow level 3600 feet rising to 4400 feet in the afternoon. Otherwise, mostly cloudy, with a high near 52.
Thursday Night
A chance of rain. Snow level 4500 feet. Mostly cloudy, with a low around 37.
Friday
A slight chance of rain. Partly sunny, with a high near 56.
Friday Night
A chance of rain. Mostly cloudy, with a low around 37.
Saturday
A chance of rain. Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Cave Junction OR
 42.26°N 123.58°W (Elev. 1401 ft)
Last Update:
7:51 pm PST Feb 28, 2026
Forecast Valid:
8pm PST Feb 28, 2026-6pm PST Mar 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation