Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

74°F

23°C

Humidity 21%
Wind Speed WSW 6 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 18 Apr 04:52 PM PDT
Extended Forecast for

8 Miles NW Cave Junction OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. South southwest wind 5 to 14 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 56. South wind 5 to 14 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 56 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 30 percent chance of rain, mainly after 11pm.  Snow level 7800 feet lowering to 6500 feet after midnight . Mostly cloudy, with a low around 46. West wind 6 to 15 mph becoming north after midnight. Winds could gust as high as 23 mph.

    Low: 46 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 11am.  Snow level 6500 feet. Mostly cloudy, with a high near 50. East northeast wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain.  Snow level 6700 feet lowering to 6000 feet after midnight . Low around 44. West southwest wind 5 to 11 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, then showers and possibly a thunderstorm after 11am.  Snow level 5600 feet. High near 45. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 45 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain.  Snow level 5500 feet lowering to 4800 feet after midnight . Low around 41. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Snow level 4700 feet. Cloudy, with a high near 42.

    High: 42 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 2am, then a chance of rain and snow.  Snow level 4900 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain Likely
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. South southwest wind 5 to 14 mph, with gusts as high as 18 mph.
Sunday
Mostly cloudy, with a high near 56. South wind 5 to 14 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
A 30 percent chance of rain, mainly after 11pm. Snow level 7800 feet lowering to 6500 feet after midnight . Mostly cloudy, with a low around 46. West wind 6 to 15 mph becoming north after midnight. Winds could gust as high as 23 mph.
Monday
Rain likely, mainly after 11am. Snow level 6500 feet. Mostly cloudy, with a high near 50. East northeast wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Snow level 6700 feet lowering to 6000 feet after midnight . Low around 44. West southwest wind 5 to 11 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain likely, then showers and possibly a thunderstorm after 11am. Snow level 5600 feet. High near 45. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain. Snow level 5500 feet lowering to 4800 feet after midnight . Low around 41. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. Snow level 4700 feet. Cloudy, with a high near 42.
Wednesday Night
Rain likely before 2am, then a chance of rain and snow. Snow level 4900 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 38.
Thursday
A chance of rain and snow before 8am, then a chance of rain. Snow level rising to 5200 feet in the afternoon. Partly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 42.
Saturday
A slight chance of rain. Snow level 6100 feet rising to 6600 feet in the afternoon. Sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Cave Junction OR
 42.24°N 123.75°W (Elev. 4163 ft)
4:41 pm PDT Apr 18, 2026
5pm PDT Apr 18, 2026-6pm PDT Apr 25, 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