Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

54°F

12°C

Humidity 47%
Wind Speed WSW 9 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 31 Mar 06:52 PM PDT
Extended Forecast for

8 Miles N Cave Junction OR

  • Tonight

    Tonight: Rain, mainly after 1am.  Low around 41. South southwest wind 8 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Chance Rain
    then Rain

  • Wednesday

    Wednesday: Rain.  Snow level 5300 feet lowering to 3900 feet in the afternoon . High near 50. West southwest wind 9 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain showers before 5am, then rain, possibly mixed with snow showers. Some thunder is also possible.  Snow level 3700 feet lowering to 2700 feet after midnight . Low around 35. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 35 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: Rain, possibly mixed with snow, becoming all rain after 8am.  Snow level 2600 feet rising to 3700 feet in the afternoon. High near 54. West wind 3 to 5 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 54 °F

    Rain/Snow
    then Rain
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Snow level 4000 feet lowering to 3400 feet after midnight . Mostly clear, with a low around 31. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 31 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 37.

    Low: 37 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 1am. Low around 41. South southwest wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. Snow level 5300 feet lowering to 3900 feet in the afternoon . High near 50. West southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain showers before 5am, then rain, possibly mixed with snow showers. Some thunder is also possible. Snow level 3700 feet lowering to 2700 feet after midnight . Low around 35. Southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Rain, possibly mixed with snow, becoming all rain after 8am. Snow level 2600 feet rising to 3700 feet in the afternoon. High near 54. West wind 3 to 5 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of rain before 11pm. Snow level 4000 feet lowering to 3400 feet after midnight . Mostly clear, with a low around 31. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 66.
Friday Night
Clear, with a low around 37.
Saturday
Sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 75.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 44.
Tuesday
A chance of rain. Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N Cave Junction OR
 42.28°N 123.64°W (Elev. 1398 ft)
4:41 pm PDT Mar 31, 2026
7pm PDT Mar 31, 2026-6pm PDT Apr 7, 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