Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

53°F

12°C

Humidity 35%
Wind Speed N 8 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 16 Apr 06:52 PM PDT
Extended Forecast for

14 Miles SE Agness OR

Freeze Warning April 17, 12:00am until April 17, 11:00am
Click here for hazard details and duration
Freeze Warning
  • Tonight

    Tonight: Mostly clear, with a low around 35. East northeast wind around 9 mph.

    Low: 35 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 60. East wind 5 to 9 mph.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. Light and variable wind becoming north northwest around 6 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62. Light and variable wind becoming west southwest around 6 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 50. South wind 6 to 8 mph.

    Low: 50 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 56. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely.  Mostly cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain Likely

  • Monday

    Monday: Rain.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Snow level 6000 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 35. East northeast wind around 9 mph.
Friday
Mostly sunny, with a high near 60. East wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 45. Light and variable wind becoming north northwest around 6 mph.
Saturday
Mostly sunny, with a high near 62. Light and variable wind becoming west southwest around 6 mph in the afternoon.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 50. South wind 6 to 8 mph.
Sunday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 56. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain likely. Mostly cloudy, with a low around 47. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain. Mostly cloudy, with a high near 56.
Monday Night
Rain. Snow level 6000 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 45.
Tuesday
Rain. Snow level 5400 feet. Mostly cloudy, with a high near 57.
Tuesday Night
Rain likely. Snow level 5400 feet. Mostly cloudy, with a low around 46.
Wednesday
Rain likely. Snow level 5200 feet. Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain. Snow level 5500 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 45.
Thursday
A slight chance of rain. Snow level 4200 feet rising to 5200 feet in the afternoon. Mostly sunny, with a high near 58.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SE Agness OR
 42.42°N 123.87°W (Elev. 2461 ft)
4:41 pm PDT Apr 16, 2026
7pm PDT Apr 16, 2026-6pm PDT Apr 23, 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