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

56°F

13°C

Humidity 92%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 08 Apr 11:52 PM PDT
Extended Forecast for

7 Miles NE Happy Camp CA

  • Overnight

    Overnight: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon.  High near 69. Light and variable wind.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Chance
    T-storms then
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers after 2am.  Cloudy, then gradually becoming partly cloudy, with a low around 47. Calm wind.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 11am.  High near 63. Calm wind becoming west southwest around 6 mph in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm.  Low around 43. South southwest wind around 6 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Showers

  • Saturday

    Saturday: Showers.  Snow level 5100 feet. High near 53. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 53 °F

    Showers

  • Saturday Night

    Saturday Night: Showers.  Snow level 4500 feet. Low around 36. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 11am.  Snow level 4100 feet rising to 4800 feet in the afternoon. Cloudy, with a high near 52.

    High: 52 °F

    Showers

  • Sunday Night

    Sunday Night: Rain likely, mainly before 11pm.  Snow level 4900 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 37.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 48. Calm wind.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after noon. High near 69. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers after 2am. Cloudy, then gradually becoming partly cloudy, with a low around 47. Calm wind. Chance of precipitation is 70%. 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 63. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm. Low around 43. South southwest wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers. Snow level 5100 feet. High near 53. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Saturday Night
Showers. Snow level 4500 feet. Low around 36. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, with thunderstorms also possible after 11am. Snow level 4100 feet rising to 4800 feet in the afternoon. Cloudy, with a high near 52.
Sunday Night
Rain likely, mainly before 11pm. Snow level 4900 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 37.
Monday
A chance of rain, mainly before 11am. Snow level 4000 feet rising to 5000 feet in the afternoon. Partly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 64.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
A slight chance of rain. Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Happy Camp CA
 41.87°N 123.26°W (Elev. 2041 ft)
11:46 pm PDT Apr 8, 2026
12am PDT Apr 9, 2026-6pm PDT Apr 15, 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