Heavy to Excessive Rainfall This Week from the Southwest into Central U.S.; Severe Weather in the Southern Plains

Pacific tropical moisture wrapping into a storm will continue a multi-day heavy rainfall event this week that will impact multiple areas in the Plains and Intermountain West. Isolated severe thunderstorm wind gusts and possibly a tornado or two could occur tonight from southern and eastern New Mexico into west Texas. Read More >

Current conditions at

Greater Kankakee Airport (KIKK)

Lat: 41.07°NLon: 87.85°WElev: 617ft.

Fair

64°F

18°C

Humidity 65%
Wind Speed S 6 mph
Barometer 29.95 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 30 Sep 1:55 am CDT
Extended Forecast for

Onarga IL

  • Overnight

    Overnight: A 10 percent chance of showers after 5am.  Mostly cloudy, with a low around 62. South wind around 5 mph, with gusts as high as 15 mph.

    Low: 62 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 7am.  Cloudy, with a high near 74. South wind around 5 mph, with gusts as high as 15 mph.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 9pm, then a slight chance of showers after 2am.  Mostly cloudy, with a low around 67. Calm wind becoming south around 5 mph after midnight.  Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Showers likely, then showers and possibly a thunderstorm after 4pm.  High near 79. Southwest wind around 5 mph, with gusts as high as 15 mph.  Chance of precipitation is 80%.

    High: 79 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 59. West wind around 5 mph becoming north after midnight. Winds could gust as high as 10 mph.  Chance of precipitation is 100%.

    Low: 59 °F

    Showers

  • Friday

    Friday: A 20 percent chance of showers before 1pm.  Mostly sunny, with a high near 69.

    High: 69 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Saturday Night

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

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 62. South wind around 5 mph, with gusts as high as 15 mph.
Wednesday
A 50 percent chance of showers, mainly after 7am. Cloudy, with a high near 74. South wind around 5 mph, with gusts as high as 15 mph.
Wednesday Night
A slight chance of showers before 9pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 67. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.
Thursday
Showers likely, then showers and possibly a thunderstorm after 4pm. High near 79. Southwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm. Low around 59. West wind around 5 mph becoming north after midnight. Winds could gust as high as 10 mph. Chance of precipitation is 100%.
Friday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Onarga IL
 40.71°N 88.02°W
1:21 am CDT Sep 30, 2026
2am CDT Sep 30, 2026-6pm CDT Oct 6, 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