Back-to-Back Storms for the Center of the Nation

These storm systems will bring late season snow, sleet and ice for portions of the northern Plains, upper Midwest and Great Lakes region. Meanwhile, where temperatures are warmer, severe thunderstorms are expected for areas of the Mississippi Valley into the southern Plains. Furthermore, combination of windy and dry conditions will raise fire weather concerns for the southern High Plains. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

35°F

2°C

Humidity 99%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 02 Apr 05:52 AM PDT
Extended Forecast for

9 Miles WNW Illinois Valley OR

Freeze Warning April 3, 02:00am until April 3, 09:00am
Click here for hazard details and duration
Freeze Warning
  • Today

    Today: Snow likely, possibly mixing with rain after 1pm, then gradually ending.  Partly sunny, with a high near 40. West wind 6 to 9 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of around an inch possible.

    High: 40 °F

    Snow Likely
    then Chance
    Rain/Snow

  • Tonight

    Tonight: Mostly clear, with a low around 30. Northwest wind 6 to 8 mph becoming east northeast in the evening.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57. Northeast wind 8 to 10 mph.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 41. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 66. East northeast wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
Snow likely, possibly mixing with rain after 1pm, then gradually ending. Partly sunny, with a high near 40. West wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. Total daytime snow accumulation of around an inch possible.
Tonight
Mostly clear, with a low around 30. Northwest wind 6 to 8 mph becoming east northeast in the evening.
Friday
Sunny, with a high near 57. Northeast wind 8 to 10 mph.
Friday Night
Clear, with a low around 41. East wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 66. East northeast wind 8 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 63.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 43.
Tuesday
A chance of rain. Partly sunny, with a high near 56.
Tuesday Night
A chance of rain. Snow level 6900 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 42.
Wednesday
A chance of rain. Snow level 5800 feet. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Illinois Valley OR
 42.15°N 123.85°W (Elev. 3356 ft)
4:41 am PDT Apr 2, 2026
6am PDT Apr 2, 2026-6pm PDT Apr 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database