Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

48°F

9°C

Humidity 84%
Wind Speed SSW 8 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 01 Apr 04:52 PM PDT
Extended Forecast for

5 Miles NNW Cave Junction OR

Freeze Watch April 3, 02:00am until April 3, 09:00am
Click here for hazard details and duration
Freeze Watch
  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms.  Snow level 3500 feet. Mostly cloudy, with a steady temperature around 45. Southwest wind around 15 mph, with gusts as high as 26 mph.

    High: 45 °F

    Chance
    T-storms

  • Tonight

    Tonight: Rain and snow showers. Some thunder is also possible.  Snow level 3100 feet lowering to 2500 feet after midnight . Low around 34. West southwest wind 9 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow

  • Thursday

    Thursday: Rain and snow, becoming all rain after 11am, then gradually ending.  Snow level 2500 feet rising to 3900 feet in the afternoon. High near 52. West southwest wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 52 °F

    Rain/Snow
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Light and variable wind.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 38.

    Low: 38 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Snow level 3500 feet. Mostly cloudy, with a steady temperature around 45. Southwest wind around 15 mph, with gusts as high as 26 mph.
Tonight
Rain and snow showers. Some thunder is also possible. Snow level 3100 feet lowering to 2500 feet after midnight . Low around 34. West southwest wind 9 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Rain and snow, becoming all rain after 11am, then gradually ending. Snow level 2500 feet rising to 3900 feet in the afternoon. High near 52. West southwest wind around 5 mph becoming calm in the morning. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 30. Light and variable wind.
Friday
Sunny, with a high near 66. Calm wind becoming east northeast around 5 mph in the afternoon.
Friday Night
Clear, with a low around 38.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 74.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Tuesday
A chance of rain. Partly sunny, with a high near 67.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Partly sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Cave Junction OR
 42.25°N 123.69°W (Elev. 1499 ft)
5:11 pm PDT Apr 1, 2026
5pm PDT Apr 1, 2026-6pm PDT Apr 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database