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This probabilistic forecast is issued by the Missouri Basin River Forecast Center.
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Experimental Short Range Forecast Uncertainty (AHPS) - External Links: Product Description Document | Customer Survey
About this graph
Forecasts for the West Fork Ditch near Hornick are issued as needed during times of high water, but are not routinely available.
Return to Area Map

Downstream Gauge Downstream Gauge - near Turin
Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 26.5
Moderate Flood Stage: 22
Flood Stage: 20
Action Stage: 18
Low Stage (in feet): -9999

Historic Crests
(1) 26.52 ft on 03/14/2019
(2) 25.87 ft on 06/22/1996
(3) 25.20 ft on 03/30/1960
(4) 23.70 ft on 08/18/2015
(5) 23.59 ft on 06/17/2014
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 7.82 ft on 03/25/2021
(2) 13.77 ft on 12/29/2019
(3) 26.52 ft on 03/14/2019
(4) 0.00 ft on 02/12/2017
(5) 21.84 ft on 06/18/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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
26.5 Grundy Avenue and 300th Street will be flooded near Holly Springs, and 310th Street near Grundy Avenue will be flooded. The water reaches the bottom of the bridge at Holly Springs and the bridge 1 mile southeast of Hornick. The levees along the West Fork Ditch will be overtopped resulting in flooding in Hornick and Holly Springs.
22 all agricultural land immediately adjacent to the ditch will be flooded and the communities of Hornick and Holly Springs will have flood problems if the levees fail.
20 large areas of agricultural land will flood if the levees fail.
Photos
(1) Upstream View
(2) Downstream View

Other Real-time and/or Archive Data Sources:
Additional Information Collapse
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
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
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