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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.
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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): 2.5

Historic Crests
(1) 15.80 ft on 07/02/1983
(2) 15.34 ft on 08/24/2007
(3) 15.24 ft on 10/11/1954 (P)
(4) 15.24 ft on 10/01/1954 (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) 2.13 ft on 09/03/2008
(2) 2.27 ft on 08/24/2012
(3) 2.37 ft on 09/26/2017
(4) 2.37 ft on 10/11/2010
(5) 2.40 ft on 09/15/2013
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
17.5 Bethany Road threatened.
16 Multiple structures threatened at Northern Illinois University. DeKalb Sanitary District property threatened.
15.5 Coltonville Road threatened north of DeKalb. Park Avenue (IL-72) and Madison Avenue may be threatened in Genoa.
15 Annie Glidden Road threatened near Taylor Street.
14.5 Roadways and structures threatened at Edgebrook Mobile Home Park. First Street threatened.
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. Castle Drive and Lucinda Avenue threatened.
12.5 A few structures threatened at Northern Illinois University.
12 Low-lying portions of River Heights Golf Course inundated.
11 Clifford Drive is threatened near Prairie Park in DeKalb. Creek Court threatened south of DeKalb.
10.5 Residences threatened near the river on Taylor Street. 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 overtops low-lying banks in DeKalb.
7.5 Gurler Road threatened southwest of DeKalb.
6 DeKalb Nature Trail is threatened near and south of Lincoln Highway.
Photos
(1) Looking downstream 12/15/2015. Stage = 6.99 ft.
(2) Looking upstream 12/15/2015. Stage = 6.99 ft.
Low Water Impacts Collapse
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2.5 River nears zero flow.

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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Chicago Weather Forecast Office
333 W. University Dr.
Romeoville, IL 60446
(815) 834-1435
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Page last modified: 2-Nov-2020 7:29 PM
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