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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 Iowa River near Tama Hwy E49 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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Upstream Locations Upstream Gauge
Zoom Level:12
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 13
Flood Stage: 12.5
Action Stage: 11
Low Stage (in feet): -9999

Historic Crests
(1) 15.20 ft on 05/28/2013
(2) 15.08 ft on 07/03/2014
(3) 14.08 ft on 12/16/2015
(4) 13.95 ft on 03/16/2019
(5) 13.39 ft on 09/01/2015
(6) 13.11 ft on 10/01/2016
(7) 13.04 ft on 09/05/2018
(8) 12.53 ft on 06/25/2020
(9) 11.03 ft on 03/01/2023
(10) 6.56 ft on 05/04/2012
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 11.03 ft on 03/01/2023
(2) 5.82 ft on 03/08/2021
(3) 12.53 ft on 06/25/2020
(4) 13.95 ft on 03/16/2019
(5) 13.04 ft on 09/05/2018
(6) 13.11 ft on 10/01/2016
(7) 14.08 ft on 12/16/2015
(8) 13.39 ft on 09/01/2015
(9) 15.08 ft on 07/03/2014
(10) 15.20 ft on 05/28/2013
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
15 Water covers Highway E49 at Battleground Road.
14.9 Water covers Highway E49 where it crosses the Iowa River.
14.3 Water covers US 63 south of Tama...near 340th Street.
14.2 Water covers Highway E66 at Highway V18 south of Chelsea.
14.1 Water is on the edge of the road at Highway E49 where it crosses the Iowa River.
14 Water covers Highway E49 between D and E Avenues.
13.7 Water covers portions of Battleground Road and Meskwaki Road.
13.6 Water may cover US 30 east of Le Grand.
13.4 Water covers portions of 340th Street at H Avenue.
13.3 Water affects 360th Street near the intersection with S Avenue...or 1 1/4 miles west of Chelsea. The City of Chelsea is inaccessible from the south. Highway E49 is down to one lane near the Iowa River in the Chelsea area.
13 Water may begin affecting the outside lanes of portions of US 30. Water covers several county roads.
12.8 Water affects portions of C and D Avenues from US 30 to the south.
12.5 Backwater from the Iowa River covers portions of Business 30 and South Prospect Drive in Toledo.

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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