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Hydrograph River at a Glance Download
Walnut Creek (Central IA) near Waukee 156th St Stage (ft)Flow (cfs)Observed: 1.61 ft at 11:05PM May 17, 2022Observed: 1.63 ft at 11:05AM May 18, 2022Highest Observation: 1.66 ft at 2:48PM May 18, 2022Observed: 1.63 ft at 9:02PM May 18, 2022Observed: 1.62 ft at 11:05PM May 18, 2022Observed: 1.61 ft at 11:05AM May 19, 2022Observed: 1.64 ft at 3:17PM May 19, 2022Observed: 1.61 ft at 8:30PM May 19, 2022Observed: 1.61 ft at 11:05PM May 19, 2022Observed: 1.61 ft at 11:05AM May 20, 2022Observed: 1.61 ft at 11:05PM May 20, 2022City of Des Moines, IAWCBI4(plotting HGIRR) Graph Created (6:48PM May 21, 2022)ObservedLatest observed value: 1.61 ft at 11:05 PM CDT 20-May-2022. Flood Stage is 9 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
NOTE: Forecasts are not available for the Walnut Creek (Central IA) near Waukee 156th St. Only observed stages are available for this point.
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Downstream Gauge Downstream Gauge - at Urbandale 142nd St
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 9
Action Stage: 7
Low Stage (in feet): -9999

Historic Crests
(1) 13.34 ft on 07/09/1993
(2) 12.74 ft on 08/29/1993
(3) 11.37 ft on 06/16/1990
(4) 10.42 ft on 06/10/1991
(5) 10.16 ft on 05/24/1996
(6) 9.37 ft on 07/13/1993
(7) 9.30 ft on 03/13/1990
(8) 9.07 ft on 03/20/1993
(9) 9.04 ft on 06/15/1991
(10) 9.03 ft on 09/25/1993
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(P): Preliminary values subject to further review.

Recent Crests
(1) 10.16 ft on 05/24/1996
(2) 8.70 ft on 05/10/1996
(3) 6.37 ft on 05/09/1995
(4) 4.21 ft on 03/04/1994
(5) 9.03 ft on 09/25/1993
(6) 12.74 ft on 08/29/1993
(7) 9.37 ft on 07/13/1993
(8) 13.34 ft on 07/09/1993
(9) 9.07 ft on 03/20/1993
(10) 4.92 ft on 07/25/1992
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(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to

Zoom Level:14
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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.
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16.5 Water flows over Northwest 156th Street bridge.
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Latitude: 41.651667° N, Longitude: 93.833333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 9 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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NWS Information
National Weather Service
Des Moines Weather Forecast Office
9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
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