Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

51°F

11°C

Humidity 90%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 26 May 07:52 PM PDT
Extended Forecast for

6 Miles ESE Cave Junction OR

  • Tonight

    Tonight: Rain likely before 11pm, then a chance of rain after 4am.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 39. Light north wind.  Chance of precipitation is 60%.

    Low: 39 °F

    Rain Likely
    then Chance
    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of rain before 9am, then a chance of rain after 4pm.  Patchy fog before 8am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    High: 72 °F

    Chance Rain
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain, mainly before 11pm.  Cloudy, then gradually becoming partly cloudy, with a low around 46. North wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 46 °F

    Chance Rain
    then Slight
    Chance Rain

  • Thursday

    Thursday: Rain likely between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 75. Calm wind.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm.  Mostly cloudy, with a low around 44. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely then
    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain before 11am.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Friday Night

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

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain likely before 11pm, then a chance of rain after 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 39. Light north wind. Chance of precipitation is 60%.
Wednesday
A chance of rain before 9am, then a chance of rain after 4pm. Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Wednesday Night
A 50 percent chance of rain, mainly before 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 46. North wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Thursday
Rain likely between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 75. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 44. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Friday
A 20 percent chance of rain before 11am. Mostly cloudy, with a high near 70.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 75.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Cave Junction OR
 42.14°N 123.54°W (Elev. 1604 ft)
4:41 pm PDT May 26, 2026
8pm PDT May 26, 2026-6pm PDT Jun 2, 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