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This probabilistic forecast is issued by the Missouri Basin River Forecast Center.
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About this graph
Forecasts for the Perry Creek at Sioux City are issued as needed during times of high water, but are not routinely available.
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Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 28
Moderate Flood Stage: 26
Flood Stage: 24
Action Stage: 20
Low Stage (in feet): -9999

Historic Crests
(1) 30.50 ft on 07/07/1944
(2) 28.54 ft on 05/19/1990
(3) 26.80 ft on 09/10/1949
(4) 25.04 ft on 06/17/2014
(5) 22.85 ft on 03/13/2019
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 9.78 ft on 02/27/2023
(2) 8.03 ft on 07/07/2022
(3) 8.27 ft on 08/26/2021
(4) 8.58 ft on 07/06/2020
(5) 22.85 ft on 03/13/2019
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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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
29 The 38th St bridge is overtopped.
28 The north levee near Hamilton and Stone Park Blvd is overtopped and residential areas near 38th begin to flood.
27 The bridge on Stone Park Blvd may be overtopped.
26.5 Structures between Hamilton and Stone Park Blvd may be in danger of flooding should levee protection fail and some backyards near 38th St may begin to flood.
26 Flooding begins to affect Dearborn Street between 38th Street and Stone Park Boulevard.
24.5 Water reaches the bottom of the bridge on Stone Park Blvd
24 The wooded area north of Country Club Blvd is flooded.
16 The lowest portions of the bike trail under Hamilton Blvd begin to flood.
(1) Downstream View (8/30/2023)
(2) Upstream View (8/30/2023)

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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Page last modified: 30-Oct-2020 4:09 PM
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