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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at will be replaced by the National Water Prediction Service (NWPS), with a target of Spring 2024. Existing AHPS content and features will be preserved and expanded within NWPS. The NWS is now accepting feedback on NWPS. Please visit for more information.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.

DID YOU KNOW... Please try our new TEST hydrograph page link at: - Just replace “abcde” with your local hydrograph five character ID found in the lower left corner of the hydrograph.  In late March of 2024, the base URL path will become  Feedback can be provided HERE

Hydrograph River at a Glance Download
Walnut Creek (Central IA) at Urbandale 142nd St Stage (ft)Observed: 2.13 ft at 11:13AM Nov 30, 2023Observed: 2.13 ft at 11:10PM Nov 30, 2023Observed: 2.13 ft at 11:07AM Dec 01, 2023Highest Observation: 2.14 ft at 11:04PM Dec 01, 2023Observed: 2.13 ft at 11:01AM Dec 02, 2023Observed: 2.13 ft at 10:58PM Dec 02, 2023Highest Observation: 2.14 ft at 10:55AM Dec 03, 2023Highest Observation: 2.14 ft at 10:52PM Dec 03, 2023Observed: 2.13 ft at 10:49AM Dec 04, 2023Observed: 2.13 ft at 10:46PM Dec 04, 2023City of Des Moines, IAUBWI4(plotting HGIRR) Graph Created (7:03AM Dec 5, 2023)ObservedLatest observed value: 2.13 ft at 10:46 PM CST 4-Dec-2023.
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Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: Not Available
NOTE: Forecasts are not available for the Walnut Creek (Central IA) at Urbandale 142nd St. Only observed stages are available for this point.

More information on datums is available at

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at IFC--Clive NW 128th St
Flood Categories (in feet)
Not Available

Historic Crests

(P): Preliminary values subject to further review.

Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to

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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.
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Latitude: 41.626293° N, Longitude: 93.813390° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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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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
Des Moines Weather Forecast Office
9607 NW Beaver Dr.
Des Moines, IA 50131
(515) 270-2614
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Page last modified: 2-Nov-2020 7:29 PM
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