Active Spring Like Pattern Across the Eastern Half of the Country

The second storm will track across central and eastern portion of the country this weekend. Heavy wintry precipitation will affect the northern Plains to the upper peninsula of Michigan. Severe thunderstorms are expected along and ahead of the cold front, where very large hail, damaging winds and a few tornadoes are possible from the mid-Mississippi and Ohio Valleys to southern Plains. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

35°F

2°C

Humidity 100%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 03 Apr 06:52 AM PDT
Extended Forecast for

17 Miles WNW Illinois Valley OR

Freeze Warning April 3, 07:37am until April 3, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning April 3, 07:37am until April 3, 09:00am

    NOW until 9:00am Fri

    Freeze Warning

  • Today

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. East northeast wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66. East wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. North northwest wind 5 to 13 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. East northeast wind 6 to 11 mph becoming west southwest in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 58. Northeast wind 7 to 10 mph.
Tonight
Mostly clear, with a low around 47. East northeast wind 10 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 66. East wind 5 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 50. North northwest wind 5 to 13 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 64. East northeast wind 6 to 11 mph becoming west southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
A chance of rain, mainly after 11am. Snow level 6500 feet rising to 7300 feet in the afternoon. Partly sunny, with a high near 54.
Tuesday Night
A chance of rain. Snow level 7400 feet lowering to 6800 feet after midnight . Mostly cloudy, with a low around 44.
Wednesday
A chance of rain. Snow level 6200 feet. Partly sunny, with a high near 52.
Wednesday Night
A chance of rain. Snow level 6200 feet lowering to 5100 feet after midnight . Partly cloudy, with a low around 40.
Thursday
A slight chance of rain. Snow level 4700 feet rising to 5400 feet in the afternoon. Mostly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.18°N 123.98°W (Elev. 4344 ft)
7:01 am PDT Apr 3, 2026
7am PDT Apr 3, 2026-6pm PDT Apr 9, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database