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

38°F

3°C

Humidity 98%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 02 Apr 03:52 AM PDT
Extended Forecast for

8 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
  • Overnight

    Overnight: A chance of snow showers before 5am, then snow after 5am. Some thunder is also possible.  Low around 32. West wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Low: 32 °F

    Snow

  • Thursday

    Thursday: Rain and snow likely, mainly before 2pm.  Snow level rising to 3800 feet in the afternoon. Partly sunny, with a high near 41. West wind around 7 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 41 °F

    Snow Likely
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Northwest wind around 7 mph becoming northeast in the evening.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58. Northeast wind around 8 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 40. East wind 8 to 10 mph.

    Low: 40 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 67.

    High: 67 °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 68.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of snow showers before 5am, then snow after 5am. Some thunder is also possible. Low around 32. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 5 inches possible.
Thursday
Rain and snow likely, mainly before 2pm. Snow level rising to 3800 feet in the afternoon. Partly sunny, with a high near 41. West wind around 7 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
Mostly clear, with a low around 30. Northwest wind around 7 mph becoming northeast in the evening.
Friday
Sunny, with a high near 58. Northeast wind around 8 mph.
Friday Night
Clear, with a low around 40. East wind 8 to 10 mph.
Saturday
Sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 64.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 44.
Tuesday
A chance of rain. Partly sunny, with a high near 58.
Tuesday Night
A chance of rain. Snow level 7000 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 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Illinois Valley OR
 42.14°N 123.81°W (Elev. 3209 ft)
4:41 am PDT Apr 2, 2026
4am PDT Apr 2, 2026-6pm PDT Apr 8, 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