Kankakee River near Wilmington

1. 16.00 ftI-55 threatened north of the river northwest of Wilmington.
2. 14.00 ftIL-113 threatened west of Kankakee near Limestone.
3. 13.50 ftMultiple residences threatened along Water Street in Wilmington. South River Road threatened near I-55 northwest of Wilmington.
4. 13.00 ftKankakee Community College threatened. Numerous residences threatened on the south side of the river near downtown Kankakee. Multiple residences threatened along Amber Lane northwest of Wilmington.
5. 12.50 ftNumerous residences threatened along Readman Lane northwest of Wilmington.
6. 12.00 ftResidences threatened near Potawatamie Trail and Hawkins Drive west of Kankakee. Riverside Hospital property threatened in Kankakee.
7. 11.50 ftWashington Avenue/McMullen Drive threatened in downtown Kankakee. Bradley Water Treatment Plant property threatened.
8. 10.50 ftResidences threatened along River Street in downtown Kankakee. Numerous residences threatened along Cobb Boulevard in eastern Kankakee. A few residences threatened along Water Street and Towpath Lane in Wilmington. Access road threatened at Milliken Lake in Des Plaines Fish and Wildlife Area.
9. 10.00 ftWater treatment plant in Kankakee is threatened. Multiple businesses and residences threatened along Baltimore Street on Alden Island in Wilmington.
10. 9.50 ftKennedy Drive threatened near the river and Court Street in Kankakee.
11. 9.00 ftStructures threatened along Water Street near Jeffers Park in Kankakee. Multiple residences threatened in Aroma Park. A few low-lying structures surrounded by water along Amber Lane, Readman Lane, and Cottage Road northwest of Wilmington. IL-53 threatened in Wilmington.
12. 8.50 ftWidows Road threatened near Wilmington Water Treatment Plant.
13. 8.00 ftWilmington Water Treatment Plant property threatened. A few low-lying residences threatened along Widows Road northwest of Wilmington.
14. 7.00 ftNorth River Road threatened near the Des Plaines Fish and Wildlife Area. Low-lying sections of Bird Park and Jeffers Park inundated in Kankakee. Roadways and athletic fields threatened at South Island Park and North Island Park inundated in Wilmington.
15. 6.50 ftRoadways threatened at South Island Park in Wilmington.
16. 5.00 ftWater overtops low-lying banks along the river near Wilmington.

Chance of flooding, September to November

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.

Most recent crests

• May 18, 2020: 9.07 ft
• April 30, 2020: 6.29 ft
• January 12, 2020: 6.30 ft
• May 2, 2019: 8.31 ft
• February 5, 2019: 13.18 ft
• February 21, 2018: 9.10 ft
• January 10, 2017: 9.72 ft
• January 23, 2016: 9.46 ft
• December 29, 2015: 8.05 ft
• June 23, 2015: 8.92 ft

• UpstreamKankakee River at Momence
• DownstreamKankakee River at Lorenzo
• Illinois River at Dresden Lock (tailwater)
• Aux Sable Creek at Morris
• Mazon River at Coal City
• Des Plaines River at Brandon Road Lock (tailwater)
• Du Page River at Shorewood
• Illinois River at Morris
• Hickory Creek at Joliet

Forecasts by the North Central River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past and future precipitation. The stages/flows that will occur may be different if future rainfall is different than forecast. Impact statements listed below may not be representative during times of ice jam flooding.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.