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

47°F

8°C

Humidity 95%
Wind Speed SSW 7 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 01 Apr 01:52 PM PDT
Extended Forecast for

16 Miles SE Agness 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: Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm.  Snow level 4500 feet lowering to 3700 feet. High near 49. West southwest wind around 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 49 °F

    Showers

  • Tonight

    Tonight: Rain and snow showers. Some thunder is also possible.  Snow level 3000 feet lowering to 2400 feet after midnight . Low around 38. West southwest wind 11 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain/Snow

  • Thursday

    Thursday: Rain and snow before 1pm, then a chance of rain between 1pm and 3pm.  Snow level 2600 feet rising to 3800 feet in the afternoon. High near 50. West southwest wind 6 to 8 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 50 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Snow level 3600 feet. Mostly clear, with a low around 35. Northwest wind around 6 mph becoming east northeast after midnight.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 66. East wind 6 to 8 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Snow level 4500 feet lowering to 3700 feet. High near 49. West southwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain and snow showers. Some thunder is also possible. Snow level 3000 feet lowering to 2400 feet after midnight . Low around 38. West southwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Rain and snow before 1pm, then a chance of rain between 1pm and 3pm. Snow level 2600 feet rising to 3800 feet in the afternoon. High near 50. West southwest wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of rain before 11pm. Snow level 3600 feet. Mostly clear, with a low around 35. Northwest wind around 6 mph becoming east northeast after midnight.
Friday
Sunny, with a high near 66. East wind 6 to 8 mph.
Friday Night
Clear, with a low around 44.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 72.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 49.
Tuesday
A chance of rain. Partly sunny, with a high near 65.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SE Agness OR
 42.38°N 123.82°W (Elev. 1316 ft)
2:21 pm PDT Apr 1, 2026
2pm 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

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