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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 South Skunk River near Ames US 30 are issued as needed during times of high water, but are not routinely available.
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Downstream Gauge Downstream Gauge - at Colfax
Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 24.5
Moderate Flood Stage: 23.5
Flood Stage: 21.5
Action Stage: 19
Low Stage (in feet): -9999

Historic Crests
(1) 26.72 ft on 08/11/2010
(2) 25.57 ft on 06/27/1975
(3) 25.53 ft on 07/09/1993
(4) 25.40 ft on 06/17/1990
(5) 25.25 ft on 08/17/1993
(6) 25.13 ft on 06/17/1996
(7) 24.70 ft on 05/30/2008
(8) 24.20 ft on 07/17/1993
(9) 23.98 ft on 08/30/2015
(10) 23.92 ft on 07/11/1993
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 23.09 ft on 03/14/2019
(2) 22.77 ft on 06/15/2018
(3) 16.95 ft on 05/01/2017
(4) 18.19 ft on 01/21/2017
(5) 18.68 ft on 09/26/2016
(6) 19.86 ft on 09/23/2016
(7) 15.56 ft on 09/17/2016
(8) 17.42 ft on 02/21/2016
(9) 22.84 ft on 12/15/2015
(10) 23.98 ft on 08/30/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 7.84 ft on 12/17/1953
(2) 7.84 ft on 12/17/1955
(3) 7.84 ft on 06/21/1956
(4) 7.84 ft on 09/23/1956
(5) 7.84 ft on 12/22/1963
Show More Low Water Records
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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
26 The US 30 bridge over the South Skunk River is overtopped. Widespread flooding also occurs along Dayton well as along I-35 south of US 30.
25.5 Widespread flooding of US 30 occurs.
25 I-35 south of US well as US 30 between Dayton and Duff Avenues...flood. Hotels and industries along Dayton Avenue flood as well.
24.5 Water encroaches onto the shoulders of I-35 south of US 30.
24 US 30 floods between Dayton and Duff Avenues. Basements also flood in Cambridge. Hotels on Southeast 16th Street have water in their parking lots. SE 16th may be closed due to water over the road.
23 The Shady Grove Trailer Park...located at 1006 South Dayton Avenue...floods. The railroad just northeast of Cambridge floods as well.
21 Water affects South 16th Street. Water also affects the sports complex along the river south of US 30.
20.5 Gravel roads just upstream from US 30 flood. Agricultural flooding also occurs from Ames downstream to northeast Polk County.
20 Water affects agricultural land from Ames to Cambridge.

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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