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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 Black Hawk Creek (Northeast IA) at Hudson are issued as needed during times of high water, but are not routinely available.

More information on datums is available at

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Downstream Gauge Downstream Gauge - at Waterloo
Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 19
Moderate Flood Stage: 15
Flood Stage: 14
Action Stage: 13
Low Stage (in feet): -9999

Historic Crests
(1) 19.03 ft on 04/25/2008
(2) 18.96 ft on 05/30/2013
(3) 18.50 ft on 07/01/2014
(4) 18.23 ft on 07/09/1969
(5) 18.12 ft on 06/23/2020
(6) 17.43 ft on 03/15/2019
(7) 17.32 ft on 06/17/1990
(8) 16.94 ft on 07/09/1993
(9) 16.93 ft on 03/31/1960
(10) 16.84 ft on 06/22/1974
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 10.54 ft on 03/08/2021
(2) 18.12 ft on 06/23/2020
(3) 17.43 ft on 03/15/2019
(4) 16.82 ft on 09/05/2018
(5) 14.63 ft on 01/21/2017
(6) 16.82 ft on 12/15/2015
(7) 14.92 ft on 08/30/2015
(8) 18.50 ft on 07/01/2014
(9) 18.96 ft on 05/30/2013
(10) 9.36 ft on 04/21/2012
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
23.4 Water reaches the bottom of the Iowa Hwy 58 bridge.
20 This is the top of the sewage disposal levees at Hudson.
19 This is the top of the levee at Waterloo.
18.8 The Falls Avenue bridge in Waterloo floods.
18 Water affects Hudson, including 800 block of Dale Drive.
15.5 Ranchero Road in Waterloo is under water.
15 Water affects Iowa Highway 58. Fletcher Avenue in Waterloo is flooded.
14.5 Portions of Ranchero Road west of US 63 are flooded.
14 Water affects Watters Road. Some residential evacuations may be needed. Ridgeway Avenue at US 63 in Waterloo is flooded.
12 Storm sewers in Waterloo back up.
10 A few thousand acres of agricultural land west of Hudson are under water.

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
  • USGS 7-Day Streamflow Duration Hydrograph for this location:
    Duration Hydrograph

    Duration Hydrograph Legend

  • USGS Cumulative Streamflow Hydrograph for this location:
    Duration Hydrograph of Cumulative Streamflow
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
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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