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

18 Miles WNW Cave Junction 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 33. East northeast wind 9 to 11 mph.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 57. East wind 5 to 10 mph becoming light northeast  in the afternoon.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. West wind around 5 mph becoming calm  in the evening.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. Light and variable wind becoming southwest 5 to 7 mph in the afternoon.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 47. South wind 7 to 9 mph.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 53. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain.  Low around 45. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain

  • Monday

    Monday: Rain.  Mostly cloudy, with a high near 54.

    High: 54 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Snow level 5600 feet. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 33. East northeast wind 9 to 11 mph.
Friday
Mostly sunny, with a high near 57. East wind 5 to 10 mph becoming light northeast in the afternoon.
Friday Night
Partly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 59. Light and variable wind becoming southwest 5 to 7 mph in the afternoon.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47. South wind 7 to 9 mph.
Sunday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 53. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 45. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. Mostly cloudy, with a high near 54.
Monday Night
Rain. Snow level 5600 feet. Mostly cloudy, with a low around 44.
Tuesday
Rain. Snow level 5400 feet. Mostly cloudy, with a high near 54.
Tuesday Night
Rain likely. Snow level 5400 feet. Mostly cloudy, with a low around 44.
Wednesday
Rain likely. Snow level 5200 feet. Mostly cloudy, with a high near 53.
Wednesday Night
A chance of rain. Snow level 5400 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 43.
Thursday
A slight chance of rain. Snow level 4300 feet rising to 5300 feet in the afternoon. Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles WNW Cave Junction OR
 42.22°N 123.99°W (Elev. 2487 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

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Hourly Weather Forecast

National Digital Forecast Database