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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 Hart Ditch at Dyer 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: 14
Moderate Flood Stage: 13
Flood Stage: 12
Action Stage: 11
Low Stage (in feet): -9999

Historic Crests
(1) 16.76 ft on 09/14/2008
(2) 15.66 ft on 08/24/2007
(3) 15.33 ft on 11/28/1990
(4) 14.47 ft on 02/20/2018 (P)
(5) 13.26 ft on 06/10/2011
(6) 11.73 ft on 02/21/1997
(7) 11.36 ft on 10/17/1993
(8) 11.32 ft on 12/28/2008
(9) 10.53 ft on 04/18/2013
(10) 9.84 ft on 08/05/1998
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 14.47 ft on 02/20/2018 (P)
(2) 10.53 ft on 04/18/2013
(3) 6.87 ft on 12/15/2011
(4) 13.26 ft on 06/10/2011
(5) 9.81 ft on 08/04/2010
(6) 11.32 ft on 12/28/2008
(7) 16.76 ft on 09/14/2008
(8) 15.66 ft on 08/24/2007
(9) 9.60 ft on 01/13/2005
(10) 5.62 ft on 03/05/2004
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
KML Image
Gauge LocationGauge Map Marker
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
15.3 Substantial flooding throughout the area.
13.5 Park Manor Drive, Berens Street, Monaldi Parkway begin to pond if not protected.
13 Monaldi Pkwy storm sewer at capacity. East bank downstream of Hart overtops toward Kahler Pond. All storm sewers in Northgate are surcharged.
12 Garages on Getler Street are inundated. East bank about to overtop downstream of Hart Street toward Kahler Pond. 206th Street storm sewers at capacity (northern Northgate subdivision).
(1) Looking downstream 9/2/2009. Gage height 2.44 ft.
(2) Looking upstream 9/2/2009. Gage height 2.44 ft.

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
How much forecast precipitation was used for the current river forecast?
LCRDAN backup data
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
National Weather Service
Chicago Weather Forecast Office
333 W. University Dr.
Romeoville, IL 60446
(815) 834-1435
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Page last modified: 6-Nov-2019 2:40 PM
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