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

45°F

7°C

Humidity 93%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 01 Apr 02:52 AM PDT
Extended Forecast for

12 Miles ESE Cave Junction OR

Winter Storm Warning April 1, 05:00am until April 2, 05:00pm
Click here for hazard details and duration
Winter Storm Warning
  • Overnight

    Overnight: Rain and snow likely, mainly before 4am.  Snow level 4800 feet. Cloudy, with a low around 36. Southwest wind around 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain, possibly mixed with snow, becoming all snow after 2pm.  Snow level 5100 feet lowering to 4600 feet in the afternoon . Temperature falling to around 34 by 5pm. Breezy, with a south southwest wind 21 to 28 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 2am, then snow likely after 2am. Some thunder is also possible.  Low around 31. Breezy, with a west southwest wind 21 to 25 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 31 °F

    Snow Showers
    and Breezy

  • Thursday

    Thursday: Snow.  High near 38. West southwest wind 8 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 38 °F

    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm.  Mostly clear, with a low around 29. West northwest wind 6 to 8 mph becoming east after midnight.

    Low: 29 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Rain and snow likely, mainly before 4am. Snow level 4800 feet. Cloudy, with a low around 36. Southwest wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow, becoming all snow after 2pm. Snow level 5100 feet lowering to 4600 feet in the afternoon . Temperature falling to around 34 by 5pm. Breezy, with a south southwest wind 21 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers, mainly before 2am, then snow likely after 2am. Some thunder is also possible. Low around 31. Breezy, with a west southwest wind 21 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 38. West southwest wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly clear, with a low around 29. West northwest wind 6 to 8 mph becoming east after midnight.
Friday
Sunny, with a high near 54.
Friday Night
Clear, with a low around 39.
Saturday
Sunny, with a high near 61.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 62.
Monday Night
A slight chance of rain. Snow level 8400 feet lowering to 7500 feet after midnight . Partly cloudy, with a low around 46.
Tuesday
A chance of rain. Snow level 7100 feet. Partly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Cave Junction OR
 42.09°N 123.44°W (Elev. 4610 ft)
1:21 am PDT Apr 1, 2026
3am PDT Apr 1, 2026-6pm PDT Apr 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database