National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

50°F

10°C

Humidity 100%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 09 Apr 06:52 AM PDT
Extended Forecast for

Illinois Valley OR

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 68. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Chance
    T-storms then
    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 44. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 11am. High near 62. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 40. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Showers

  • Saturday

    Saturday: Showers. High near 52. Light south southwest wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Snow level 4400 feet. Low around 34. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Showers

  • Sunday

    Sunday: Showers. Snow level 4300 feet. High near 53. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm. Snow level 4700 feet lowering to 4100 feet after midnight . Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain Likely

  • Monday

    Monday: A chance of rain, mainly before 11am. Snow level 4000 feet rising to 4700 feet in the afternoon. Partly sunny, with a high near 55.

    High: 55 °F

    Chance Rain

Detailed Forecast

Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1pm. High near 68. Calm wind. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 8pm, then showers likely. Low around 44. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, then showers and possibly a thunderstorm after 11am. High near 62. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Low around 40. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers. High near 52. Light south southwest wind. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Showers. Snow level 4400 feet. Low around 34. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers. Snow level 4300 feet. High near 53. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain likely, mainly before 11pm. Snow level 4700 feet lowering to 4100 feet after midnight . Mostly cloudy, with a low around 34.
Monday
A chance of rain, mainly before 11am. Snow level 4000 feet rising to 4700 feet in the afternoon. Partly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
A chance of rain. Partly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
Last Update:
4:41 am PDT Apr 9, 2026
Forecast Valid:
7am PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation