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This probabilistic forecast is issued by the North Central River Forecast Center.
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About this graph
Forecasts for the South Branch Kishwaukee River at De Kalb are issued as needed during times of high water, but are not routinely available.
Return to Area Map

Zoom Level:15
Flood Categories (in feet)
Major Flood Stage: 12.5
Moderate Flood Stage: 11
Flood Stage: 10
Action Stage: 8.5
Low Stage (in feet): -9999

Historic Crests
(1) 15.80 ft on 07/02/1983
(2) 15.34 ft on 08/24/2007
(3) 15.24 ft on 10/01/1954 (P)
(4) 15.24 ft on 10/11/1954 (P)
(5) 12.97 ft on 07/18/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.25 ft on 05/15/2020
(2) 8.61 ft on 03/29/2020
(3) 7.38 ft on 09/13/2019
(4) 8.22 ft on 03/10/2019
(5) 8.15 ft on 02/20/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 1.92 ft on 07/01/2009
(2) 2.06 ft on 09/01/2010
Show More Low Water Records
KML Image
Gauge LocationGauge Map Marker
 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 Collapse
If you notice any errors in the below information, please contact our Webmaster
15.5 Barsema Hall floods on the Northern Illinois University campus.
14.5 First Street bridge in DeKalb is impassable.
14 IL-64 is threatened west of Sycamore.
13.5 Flood waters overtop levee north of Hillcrest Street in DeKalb.
13 Water overtops the levee at the east lagoon at Northern Illinois University. Floodwaters close the Fairview Drive bridge in DeKalb. Castle Drive and Lucinda Avenue bridges are impassable.
12.5 Flooding affects some structures at Northern Illinois University.
12 Homes begin to flood on north side of DeKalb. River floods River Heights golf course in DeKalb.
11 Clifford Drive is threatened near Praire Park in DeKalb. Creek Court threatened south of DeKalb.
10.5 Residences threatened near the river on Taylor Street. Taylor Street Bridge is threatened. Fairview Drive is threatened near the river south of DeKalb.
9 Taylor Street is threatened. Low-lying portions of Lions Park inundated in DeKalb.
8.5 Water begins to affect lowest areas near the river on the south side of DeKalb.
7.5 Gurler Road threatened southwest of DeKalb.
6.5 Water begins to impact the bike trail underpass at Lincoln Highway in DeKalb.
Photos
(1) Looking downstream 12/15/2015. Stage = 6.99 ft.
(2) Looking upstream 12/15/2015. Stage = 6.99 ft.

Other Real-time and/or Archive Data Sources:
Additional Information Collapse
How much forecast precipitation was used for the current river forecast?
USGS Streamflow Duration Hydrograph
How low could the river get?
Collaborative Agencies Collapse
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
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Romeoville, IL 60446
(815) 834-1435
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