Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

48°F

9°C

Humidity 100%
Wind Speed SSE 1 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 31 Mar 05:52 AM PDT
Extended Forecast for

Illinois Valley OR

  • Today

    Today: A 40 percent chance of showers.  Partly sunny, with a high near 55. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 55 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 11pm, then rain after 11pm.  Low around 39. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Wednesday

    Wednesday: Rain before 2pm, then showers after 2pm.  High near 51. South southwest wind 13 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 51 °F

    Rain

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Snow level 3600 feet lowering to 2800 feet after midnight . Low around 32. West southwest wind 10 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 32 °F

    Showers

  • Thursday

    Thursday: Showers.  Snow level 2700 feet rising to 3600 feet in the afternoon. High near 53. West southwest wind 6 to 8 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 11pm.  Snow level 3900 feet lowering to 3000 feet after midnight . Partly cloudy, with a low around 28.

    Low: 28 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 34.

    Low: 34 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers. Partly sunny, with a high near 55. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.
Tonight
A chance of showers before 11pm, then rain after 11pm. Low around 39. Southwest wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 2pm, then showers after 2pm. High near 51. South southwest wind 13 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Showers and possibly a thunderstorm. Snow level 3600 feet lowering to 2800 feet after midnight . Low around 32. West southwest wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers. Snow level 2700 feet rising to 3600 feet in the afternoon. High near 53. West southwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 30 percent chance of showers before 11pm. Snow level 3900 feet lowering to 3000 feet after midnight . Partly cloudy, with a low around 28.
Friday
Sunny, with a high near 65.
Friday Night
Clear, with a low around 34.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.11°N 123.69°W (Elev. 1398 ft)
4:41 am PDT Mar 31, 2026
6am PDT Mar 31, 2026-6pm PDT Apr 6, 2026
 
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Additional Resources

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