Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

27°F

-3°C

Humidity 99%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 17 Apr 04:52 AM PDT
Extended Forecast for

17 Miles WNW Illinois Valley OR

Freeze Warning April 17, 05:50am until April 17, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning April 17, 05:50am until April 17, 09:00am

    NOW until 9:00am Fri

    Freeze Warning

  • Today

    High: 54 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 11pm.  Snow level 6700 feet. Mostly cloudy, with a low around 45. Southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain.  Snow level 6100 feet. Mostly cloudy, with a high near 51. Southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 51 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely.  Snow level 6500 feet. Mostly cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Rain Likely

  • Monday

    Monday: Rain.  Snow level 5800 feet. High near 46. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Snow level 5600 feet lowering to 5100 feet after midnight . Cloudy, with a low around 41.

    Low: 41 °F

    Rain

Detailed Forecast

Today
Mostly sunny, with a high near 54. East wind 6 to 11 mph becoming light and variable.
Tonight
Mostly cloudy, with a low around 43. Calm wind becoming south southwest around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 55. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of rain, mainly after 11pm. Snow level 6700 feet. Mostly cloudy, with a low around 45. Southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Sunday
A 50 percent chance of rain. Snow level 6100 feet. Mostly cloudy, with a high near 51. Southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Sunday Night
Rain likely. Snow level 6500 feet. Mostly cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain. Snow level 5800 feet. High near 46. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Rain. Snow level 5600 feet lowering to 5100 feet after midnight . Cloudy, with a low around 41.
Tuesday
Rain. Snow level 5000 feet. Mostly cloudy, with a high near 45.
Tuesday Night
Rain. Snow level 5100 feet. Mostly cloudy, with a low around 42.
Wednesday
Rain likely. Snow level 5000 feet. Mostly cloudy, with a high near 44.
Wednesday Night
A chance of rain. Snow level 5200 feet lowering to 4300 feet after midnight . Mostly cloudy, with a low around 39.
Thursday
A slight chance of rain. Snow level rising to 5100 feet in the afternoon. Mostly sunny, with a high near 52.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.18°N 123.98°W (Elev. 4344 ft)
4:41 am PDT Apr 17, 2026
5am PDT Apr 17, 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