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 into the morning. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

39°F

4°C

Humidity 94%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 02 Apr 01:52 AM PDT
Extended Forecast for

3 Miles SE Illinois Valley OR

Freeze Warning April 3, 02:00am until April 3, 09:00am
Click here for hazard details and duration
Freeze Warning
  • Overnight

    Overnight: Rain and snow showers likely before 5am, then rain showers. Some thunder is also possible.  Snow level 2400 feet. Low around 31. South southwest wind 3 to 6 mph. Winds could gust as high as 18 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain/Snow

  • Thursday

    Thursday: Rain and snow likely before 11am, then a chance of rain between 11am and 2pm.  Snow level 2500 feet rising to 3800 feet in the afternoon. Partly sunny, with a high near 51. Calm wind.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow
    Likely then
    Chance Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66. Calm wind.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 35. Calm wind.

    Low: 35 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain and snow showers likely before 5am, then rain showers. Some thunder is also possible. Snow level 2400 feet. Low around 31. South southwest wind 3 to 6 mph. Winds could gust as high as 18 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Rain and snow likely before 11am, then a chance of rain between 11am and 2pm. Snow level 2500 feet rising to 3800 feet in the afternoon. Partly sunny, with a high near 51. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 26. Calm wind.
Friday
Sunny, with a high near 66. Calm wind.
Friday Night
Clear, with a low around 35. Calm wind.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 41.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
A chance of rain. Partly sunny, with a high near 67.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Illinois Valley OR
 42.08°N 123.65°W (Elev. 1644 ft)
12:21 am PDT Apr 2, 2026
2am PDT Apr 2, 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