Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

Weather Forecast Office Chicago, IL

North Central River Forecast Center

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (CDT) Datum: NAVD88 Metadata

NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. NOTE: Impact statements listed below may not be representative during times of ice jam flooding. NOTE: Forecasts for the Kankakee River near Wilmington are issued as needed during times of high water, but are not routinely available.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 10 Moderate Flood Stage: 8 Flood Stage: 6.5 Action Stage: 5 Low Stage (in feet): 1 Historic Crests (1) 16.70 ft on 01/01/1887 (2) 16.70 ft on 01/01/1883 (3) 13.88 ft on 01/30/1968 (4) 13.18 ft on 02/05/2019 (5) 12.83 ft on 02/25/1985 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 9.07 ft on 05/18/2020 (2) 6.29 ft on 04/30/2020 (3) 6.30 ft on 01/12/2020 (4) 8.31 ft on 05/02/2019 (5) 13.18 ft on 02/05/2019 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) 0.50 ft on 08/07/1988 (2) 0.63 ft on 07/17/2012 (3) 0.65 ft on 09/13/1999 (4) 0.67 ft on 09/05/2000 (5) 0.68 ft on 07/14/2005 Show More Low Water Records For more information on your flood risk go to www.floodsmart.gov. Show FEMA's National Flood Hazard Layers FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:14 Legend FEMA Layer Gauge Location Disclaimer Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

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14	IL-113 threatened west of Kankakee near Limestone.
13	Kankakee Community College threatened. Numerous residences threatened on the south side of the river near downtown Kankakee.
12	Residences threatened near Potawatamie Trail and Hawkins Drive west of Kankakee. Riverside Hospital property threatened in Kankakee.
11.5	Washington Avenue/McMullen Drive threatened in downtown Kankakee. Bradley Water Treatment Plant property threatened.
10.5	Residences threatened along River Street in downtown Kankakee. Numerous residences threatened along Cobb Boulevard in eastern Kankakee.
10	Water treatment plant off Cobb Boulevard in Kankakee is threatened.
9.5	Kennedy Drive threatened near the river and Court Street in Kankakee.
9	Structures threatened along Water Street near Jeffers Park in Kankakee. Residences threatened near the confluence of the Kankakee and Iroquois Rivers in Aroma Park.
7.5	South Island Park in Wilmington partially flooded.
7	Backyards of some houses downstream of Wilmington begin to flood. Low-lying sections of Bird Park and Jeffers Park inundated in Kankakee.
5	Minor lowland flooding begins in areas immediately adjacent to the river.
Photos (1) Looking downstream at I-55 bridge from gage. Stage 1.49 feet. (2) Looking upstream across the river from gage. Stage 1.49 feet. (3) Freeze-up jam at I-55 bridge near gage. Feb 2007.

Low Water Impacts

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-0.5	Water supply intakes at Wilmington Water Treatment Plant may be threatened. Water supply for the city of Wilmington can be supplemented by groundwater sources.
0.0	River nears zero flow.
1.0	Approximate stage of the 1-in-10 annual chance flow (7-day average).

About This Location

Latitude: 41.346322° N, Longitude: 88.186719° W, Horizontal Datum: NAD27 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 6.5 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps Vertical Datum Elevation (gauge height = 0) Elevation (gauge height = flood stage) Elevation information source NAVD88 510.57 517.07 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps NGVD 29 510.86 517.36 Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other Not Available Not Available   Current/Historical Observations: Corps of Engineers (COE) Info for Wilmington U.S. Geological Survey (USGS) Data and Site Info for Wilmington

Additional Information

How much forecast precipitation was used for the current river forecast? USGS Streamflow Duration Hydrograph How low could the river get?

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary USGS WaterAlert Gauge Notifications Drought Information Snow Cover Information Flood Safety NWS Chicago Hydrology Program Hydrology of North Illinois and Northwest Indiana

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management

Collaborative Agencies The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here. NWS Information National Weather Service Chicago Weather Forecast Office 333 W. University Dr. Romeoville, IL 60446 (815) 834-1435 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:29 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities