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 >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 100%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 04 Apr 03:52 AM PDT
Extended Forecast for

17 Miles WNW Illinois Valley OR

  • Today

    Today: Mostly sunny, with a high near 66. East wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 66 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. North wind 7 to 11 mph becoming east in the evening.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63. East wind 7 to 10 mph becoming southwest in the morning.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. West southwest wind 6 to 9 mph becoming south southeast after midnight.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. South southeast wind 6 to 11 mph becoming west in the afternoon.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 11am.  Snow level 6200 feet rising to 7100 feet in the afternoon. Partly sunny, with a high near 54.

    High: 54 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain likely.  Snow level 7100 feet. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain.  Snow level 6600 feet. Partly sunny, with a high near 52.

    High: 52 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 66. East wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 25 mph.
Tonight
Mostly cloudy, with a low around 53. North wind 7 to 11 mph becoming east in the evening.
Sunday
Partly sunny, with a high near 63. East wind 7 to 10 mph becoming southwest in the morning.
Sunday Night
Mostly clear, with a low around 48. West southwest wind 6 to 9 mph becoming south southeast after midnight.
Monday
Sunny, with a high near 60. South southeast wind 6 to 11 mph becoming west in the afternoon.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
A 40 percent chance of rain, mainly after 11am. Snow level 6200 feet rising to 7100 feet in the afternoon. Partly sunny, with a high near 54.
Tuesday Night
Rain likely. Snow level 7100 feet. Mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Snow level 6600 feet. Partly sunny, with a high near 52.
Wednesday Night
A chance of rain, mainly before 11pm. Snow level 6700 feet lowering to 5600 feet after midnight . Partly cloudy, with a low around 39.
Thursday
A slight chance of rain. Snow level 5000 feet rising to 5600 feet in the afternoon. Mostly sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.18°N 123.98°W (Elev. 4344 ft)
11:41 pm PDT Apr 3, 2026
4am PDT Apr 4, 2026-6pm PDT Apr 10, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database