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Weather Forecast Office Quad Cities, IA North Central River Forecast Center
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Mapping		 Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Iowa River at Iowa City Stage (ft)Flow (cfs)Highest Observation: 15.95 ft at 4:15AM May 23, 2013Highest Observation: 15.95 ft at 4:30AM May 23, 2013Highest Observation: 15.95 ft at 4:45AM May 23, 2013Highest Observation: 15.95 ft at 5:00AM May 23, 2013Highest Observation: 15.95 ft at 5:15AM May 23, 2013Highest Observation: 15.95 ft at 5:30AM May 23, 2013Highest Observation: 15.95 ft at 5:45AM May 23, 2013Highest Observation: 15.95 ft at 6:00AM May 23, 2013Highest Observation: 15.95 ft at 6:15AM May 23, 2013Highest Observation: 15.95 ft at 6:30AM May 23, 2013Observed: 15.94 ft at 6:45AM May 23, 2013Observed: 15.94 ft at 7:00AM May 23, 2013Observed: 15.94 ft at 7:15AM May 23, 2013Observed: 15.94 ft at 7:30AM May 23, 2013Observed: 15.94 ft at 7:45AM May 23, 2013Observed: 15.94 ft at 8:00AM May 23, 2013Observed: 15.94 ft at 8:15AM May 23, 2013Observed: 15.94 ft at 8:30AM May 23, 2013Observed: 15.94 ft at 8:45AM May 23, 2013Observed: 15.94 ft at 9:00AM May 23, 2013Observed: 15.94 ft at 9:15AM May 23, 2013Observed: 15.94 ft at 9:30AM May 23, 2013Observed: 15.94 ft at 9:45AM May 23, 2013Observed: 15.94 ft at 10:00AM May 23, 2013Observed: 15.94 ft at 10:15AM May 23, 2013Observed: 15.94 ft at 10:30AM May 23, 2013Observed: 15.94 ft at 10:45AM May 23, 2013Observed: 15.94 ft at 11:00AM May 23, 2013Observed: 15.94 ft at 11:15AM May 23, 2013Observed: 15.93 ft at 11:30AM May 23, 2013Observed: 15.93 ft at 11:45AM May 23, 2013Observed: 15.93 ft at 12:00PM May 23, 2013Observed: 15.93 ft at 12:15PM May 23, 2013Observed: 15.93 ft at 12:30PM May 23, 2013Observed: 15.93 ft at 12:45PM May 23, 2013Observed: 15.93 ft at 1:00PM May 23, 2013Observed: 15.93 ft at 1:15PM May 23, 2013Observed: 15.93 ft at 1:30PM May 23, 2013Observed: 15.93 ft at 1:45PM May 23, 2013Observed: 15.93 ft at 2:00PM May 23, 2013Observed: 15.93 ft at 2:15PM May 23, 2013Observed: 15.93 ft at 2:30PM May 23, 2013Observed: 15.93 ft at 2:45PM May 23, 2013Observed: 15.93 ft at 3:00PM May 23, 2013Observed: 15.93 ft at 3:15PM May 23, 2013Observed: 15.93 ft at 3:30PM May 23, 2013Observed: 15.93 ft at 3:45PM May 23, 2013Observed: 15.93 ft at 4:00PM May 23, 2013Observed: 15.93 ft at 4:15PM May 23, 2013Observed: 15.93 ft at 4:30PM May 23, 2013Observed: 15.93 ft at 4:45PM May 23, 2013Observed: 15.93 ft at 5:00PM May 23, 2013Observed: 15.93 ft at 5:15PM May 23, 2013Observed: 15.93 ft at 5:30PM May 23, 2013Observed: 15.93 ft at 5:45PM May 23, 2013Observed: 15.93 ft at 6:00PM May 23, 2013Observed: 15.93 ft at 6:15PM May 23, 2013Observed: 15.93 ft at 6:30PM May 23, 2013Observed: 15.93 ft at 6:45PM May 23, 2013Observed: 15.93 ft at 7:00PM May 23, 2013Observed: 15.93 ft at 7:15PM May 23, 2013Observed: 15.93 ft at 7:30PM May 23, 2013Observed: 15.93 ft at 7:45PM May 23, 2013Observed: 15.93 ft at 8:00PM May 23, 2013Observed: 15.93 ft at 8:15PM May 23, 2013Observed: 15.93 ft at 8:30PM May 23, 2013Observed: 15.92 ft at 8:45PM May 23, 2013Observed: 15.92 ft at 9:00PM May 23, 2013Observed: 15.92 ft at 9:15PM May 23, 2013Observed: 15.92 ft at 9:30PM May 23, 2013Observed: 15.92 ft at 9:45PM May 23, 2013Observed: 15.92 ft at 10:00PM May 23, 2013Observed: 15.92 ft at 10:15PM May 23, 2013Observed: 15.92 ft at 10:30PM May 23, 2013Observed: 15.92 ft at 10:45PM May 23, 2013Observed: 15.92 ft at 11:00PM May 23, 2013Observed: 15.92 ft at 11:15PM May 23, 2013Observed: 15.92 ft at 11:30PM May 23, 2013Observed: 15.92 ft at 11:45PM May 23, 2013Observed: 15.92 ft at 12:00AM May 24, 2013Observed: 15.92 ft at 12:15AM May 24, 2013Observed: 15.92 ft at 12:30AM May 24, 2013Observed: 15.92 ft at 12:45AM May 24, 2013Observed: 15.92 ft at 1:00AM May 24, 2013Observed: 15.92 ft at 1:15AM May 24, 2013Observed: 15.92 ft at 1:30AM May 24, 2013Observed: 15.92 ft at 1:45AM May 24, 2013Observed: 15.92 ft at 2:00AM May 24, 2013Observed: 15.92 ft at 2:15AM May 24, 2013Observed: 15.92 ft at 2:30AM May 24, 2013Observed: 15.92 ft at 2:45AM May 24, 2013Observed: 15.92 ft at 3:00AM May 24, 2013Observed: 15.92 ft at 3:15AM May 24, 2013Observed: 15.92 ft at 3:30AM May 24, 2013Observed: 15.92 ft at 3:45AM May 24, 2013Observed: 15.92 ft at 4:00AM May 24, 2013Observed: 15.92 ft at 4:15AM May 24, 2013Observed: 15.92 ft at 4:30AM May 24, 2013Observed: 15.92 ft at 4:45AM May 24, 2013Observed: 15.92 ft at 5:00AM May 24, 2013Observed: 15.92 ft at 5:15AM May 24, 2013Observed: 15.92 ft at 5:30AM May 24, 2013Observed: 15.92 ft at 5:45AM May 24, 2013Observed: 15.92 ft at 6:00AM May 24, 2013Observed: 15.92 ft at 6:15AM May 24, 2013Observed: 15.92 ft at 6:30AM May 24, 2013Observed: 15.91 ft at 6:45AM May 24, 2013Observed: 15.91 ft at 7:00AM May 24, 2013Observed: 15.91 ft at 8:15AM May 24, 2013Observed: 15.91 ft at 8:30AM May 24, 2013Observed: 15.91 ft at 8:45AM May 24, 2013Observed: 15.89 ft at 9:00AM May 24, 2013Observed: 15.84 ft at 9:15AM May 24, 2013Observed: 15.72 ft at 9:30AM May 24, 2013Observed: 15.54 ft at 9:45AM May 24, 2013Observed: 15.34 ft at 10:00AM May 24, 2013Observed: 15.13 ft at 10:15AM May 24, 2013Observed: 14.93 ft at 10:30AM May 24, 2013Observed: 14.74 ft at 10:45AM May 24, 2013Observed: 14.56 ft at 11:00AM May 24, 2013Observed: 14.39 ft at 11:15AM May 24, 2013Observed: 14.23 ft at 11:30AM May 24, 2013Observed: 14.09 ft at 11:45AM May 24, 2013Observed: 13.96 ft at 12:00PM May 24, 2013Observed: 13.84 ft at 12:15PM May 24, 2013Observed: 13.73 ft at 12:30PM May 24, 2013Observed: 13.64 ft at 12:45PM May 24, 2013Observed: 13.52 ft at 1:00PM May 24, 2013Observed: 13.38 ft at 1:15PM May 24, 2013Observed: 13.22 ft at 1:30PM May 24, 2013Observed: 13.06 ft at 1:45PM May 24, 2013Observed: 12.89 ft at 2:00PM May 24, 2013Observed: 12.73 ft at 2:15PM May 24, 2013Observed: 12.57 ft at 2:30PM May 24, 2013Observed: 12.41 ft at 2:45PM May 24, 2013Observed: 12.26 ft at 3:00PM May 24, 2013Observed: 12.13 ft at 3:15PM May 24, 2013Observed: 12 ft at 3:30PM May 24, 2013Observed: 11.88 ft at 3:45PM May 24, 2013Observed: 11.78 ft at 4:00PM May 24, 2013Observed: 11.69 ft at 4:15PM May 24, 2013Observed: 11.61 ft at 4:30PM May 24, 2013Observed: 11.54 ft at 4:45PM May 24, 2013Observed: 11.48 ft at 5:00PM May 24, 2013Observed: 11.43 ft at 5:15PM May 24, 2013Observed: 11.39 ft at 5:30PM May 24, 2013Observed: 11.36 ft at 5:45PM May 24, 2013Observed: 11.33 ft at 6:00PM May 24, 2013Observed: 11.3 ft at 6:15PM May 24, 2013Observed: 11.28 ft at 6:30PM May 24, 2013Observed: 11.26 ft at 6:45PM May 24, 2013Observed: 11.24 ft at 7:00PM May 24, 2013Observed: 11.23 ft at 7:15PM May 24, 2013Observed: 11.22 ft at 7:30PM May 24, 2013Observed: 11.21 ft at 7:45PM May 24, 2013Observed: 11.21 ft at 8:00PM May 24, 2013Observed: 11.2 ft at 8:15PM May 24, 2013Observed: 11.19 ft at 8:30PM May 24, 2013Observed: 11.19 ft at 8:45PM May 24, 2013Observed: 11.19 ft at 9:00PM May 24, 2013Observed: 11.18 ft at 9:15PM May 24, 2013Observed: 11.18 ft at 9:30PM May 24, 2013Observed: 11.18 ft at 9:45PM May 24, 2013Observed: 11.17 ft at 10:00PM May 24, 2013Observed: 11.17 ft at 10:15PM May 24, 2013Observed: 11.17 ft at 10:30PM May 24, 2013Observed: 11.17 ft at 10:45PM May 24, 2013Observed: 11.16 ft at 11:00PM May 24, 2013Observed: 11.16 ft at 11:15PM May 24, 2013Observed: 11.16 ft at 11:30PM May 24, 2013Observed: 11.16 ft at 11:45PM May 24, 2013Observed: 11.16 ft at 12:00AM May 25, 2013Observed: 11.15 ft at 12:15AM May 25, 2013Observed: 11.16 ft at 12:30AM May 25, 2013Observed: 11.16 ft at 12:45AM May 25, 2013Observed: 11.15 ft at 1:00AM May 25, 2013Observed: 11.15 ft at 1:15AM May 25, 2013Observed: 11.15 ft at 1:30AM May 25, 2013Observed: 11.15 ft at 1:45AM May 25, 2013Observed: 11.15 ft at 2:00AM May 25, 2013Observed: 11.15 ft at 2:15AM May 25, 2013Observed: 11.15 ft at 2:30AM May 25, 2013Observed: 11.15 ft at 2:45AM May 25, 2013Observed: 11.15 ft at 3:00AM May 25, 2013Observed: 11.15 ft at 3:15AM May 25, 2013Observed: 11.15 ft at 3:30AM May 25, 2013Observed: 11.15 ft at 3:45AM May 25, 2013Observed: 11.15 ft at 4:00AM May 25, 2013Observed: 11.15 ft at 4:15AM May 25, 2013Observed: 11.15 ft at 4:30AM May 25, 2013Observed: 11.15 ft at 4:45AM May 25, 2013Observed: 11.15 ft at 5:00AM May 25, 2013Observed: 11.14 ft at 5:15AM May 25, 2013Observed: 11.15 ft at 5:30AM May 25, 2013Observed: 11.15 ft at 5:45AM May 25, 2013Observed: 11.14 ft at 6:00AM May 25, 2013Observed: 11.14 ft at 6:15AM May 25, 2013Observed: 11.14 ft at 6:30AM May 25, 2013Observed: 11.15 ft at 6:45AM May 25, 2013Observed: 11.15 ft at 7:00AM May 25, 2013Observed: 11.15 ft at 7:15AM May 25, 2013Observed: 11.15 ft at 7:30AM May 25, 2013Observed: 11.15 ft at 7:45AM May 25, 2013Observed: 11.16 ft at 8:00AM May 25, 2013Observed: 11.16 ft at 8:15AM May 25, 2013Observed: 11.16 ft at 8:30AM May 25, 2013Observed: 11.17 ft at 8:45AM May 25, 2013Observed: 11.17 ft at 9:00AM May 25, 2013Observed: 11.16 ft at 9:15AM May 25, 2013Observed: 11.15 ft at 9:30AM May 25, 2013Observed: 11.15 ft at 9:45AM May 25, 2013Observed: 11.15 ft at 10:00AM May 25, 2013Observed: 11.15 ft at 10:15AM May 25, 2013Observed: 11.16 ft at 10:30AM May 25, 2013Observed: 11.16 ft at 10:45AM May 25, 2013Observed: 11.16 ft at 11:00AM May 25, 2013Observed: 11.15 ft at 11:15AM May 25, 2013Observed: 11.15 ft at 11:30AM May 25, 2013Observed: 11.14 ft at 11:45AM May 25, 2013Observed: 11.13 ft at 12:00PM May 25, 2013Observed: 11.11 ft at 12:15PM May 25, 2013Observed: 11.1 ft at 12:30PM May 25, 2013Observed: 11.09 ft at 12:45PM May 25, 2013Observed: 11.09 ft at 1:00PM May 25, 2013Observed: 11.08 ft at 1:15PM May 25, 2013Observed: 11.08 ft at 1:30PM May 25, 2013Observed: 11.07 ft at 1:45PM May 25, 2013Observed: 11.07 ft at 2:00PM May 25, 2013Observed: 11.07 ft at 2:15PM May 25, 2013Observed: 11.07 ft at 2:30PM May 25, 2013Observed: 11.07 ft at 2:45PM May 25, 2013Observed: 11.07 ft at 3:00PM May 25, 2013Observed: 11.07 ft at 3:15PM May 25, 2013Observed: 11.07 ft at 3:30PM May 25, 2013Observed: 11.07 ft at 3:45PM May 25, 2013Observed: 11.06 ft at 4:00PM May 25, 2013Observed: 11.06 ft at 4:15PM May 25, 2013Observed: 11.06 ft at 4:30PM May 25, 2013Observed: 11.05 ft at 4:45PM May 25, 2013Observed: 11.05 ft at 5:00PM May 25, 2013Observed: 11.04 ft at 5:15PM May 25, 2013Observed: 11.04 ft at 5:30PM May 25, 2013Observed: 11.04 ft at 5:45PM May 25, 2013Observed: 11.04 ft at 6:00PM May 25, 2013Observed: 11.04 ft at 6:15PM May 25, 2013Observed: 11.03 ft at 6:30PM May 25, 2013Observed: 11.03 ft at 6:45PM May 25, 2013Observed: 11.02 ft at 7:00PM May 25, 2013Observed: 11.02 ft at 7:15PM May 25, 2013Observed: 11.01 ft at 7:30PM May 25, 2013Observed: 11.01 ft at 7:45PM May 25, 2013Observed: 11.01 ft at 8:00PM May 25, 2013Observed: 11 ft at 8:15PM May 25, 2013Observed: 11 ft at 8:30PM May 25, 2013Observed: 10.99 ft at 8:45PM May 25, 2013Observed: 10.99 ft at 9:00PM May 25, 2013Observed: 10.99 ft at 9:15PM May 25, 2013Observed: 10.99 ft at 9:30PM May 25, 2013Observed: 10.98 ft at 9:45PM May 25, 2013Observed: 10.98 ft at 10:00PM May 25, 2013Observed: 10.98 ft at 10:15PM May 25, 2013Observed: 10.98 ft at 10:30PM May 25, 2013Observed: 10.98 ft at 10:45PM May 25, 2013Observed: 10.97 ft at 11:00PM May 25, 2013Observed: 10.97 ft at 11:15PM May 25, 2013Observed: 10.97 ft at 11:30PM May 25, 2013Observed: 10.97 ft at 11:45PM May 25, 2013Observed: 10.97 ft at 12:00AM May 26, 2013Observed: 10.97 ft at 12:15AM May 26, 2013Observed: 10.97 ft at 12:30AM May 26, 2013Observed: 10.97 ft at 12:45AM May 26, 2013Observed: 10.97 ft at 1:00AM May 26, 2013Observed: 10.97 ft at 1:15AM May 26, 2013Observed: 10.97 ft at 1:30AM May 26, 2013Observed: 10.97 ft at 1:45AM May 26, 2013Observed: 10.97 ft at 2:00AM May 26, 2013Observed: 10.98 ft at 2:15AM May 26, 2013Observed: 10.97 ft at 2:30AM May 26, 2013Observed: 10.97 ft at 2:45AM May 26, 2013Observed: 10.98 ft at 3:00AM May 26, 2013Forecast: 11.1 ft 7:00AM May 26, 2013Forecast: 11.1 ft 1:00PM May 26, 2013Forecast: 11.1 ft 7:00PM May 26, 2013Forecast: 11.1 ft 1:00AM May 27, 2013Forecast: 11.1 ft 7:00AM May 27, 2013Forecast: 11.1 ft 1:00PM May 27, 2013Forecast: 11.2 ft 7:00PM May 27, 2013Forecast: 11.2 ft 1:00AM May 28, 2013Forecast: 11.4 ft 7:00AM May 28, 2013Forecast: 13.1 ft 1:00PM May 28, 2013Highest Forecast: 16 ft 7:00PM May 28, 2013Highest Forecast: 16 ft 1:00AM May 29, 2013Highest Forecast: 16 ft 7:00AM May 29, 2013Highest Forecast: 16 ft 1:00PM May 29, 2013Forecast: 15.9 ft 7:00PM May 29, 2013Forecast: 15.9 ft 1:00AM May 30, 2013Forecast: 15.9 ft 7:00AM May 30, 2013Forecast: 15.9 ft 1:00PM May 30, 2013Forecast: 15.9 ft 7:00PM May 30, 2013Forecast: 15.9 ft 1:00AM May 31, 2013Forecast: 15.9 ft 7:00AM May 31, 2013Forecast: 15.9 ft 1:00PM May 31, 2013Forecast: 15.9 ft 7:00PM May 31, 2013Forecast: 15.9 ft 1:00AM Jun 01, 2013Forecast: 15.9 ft 7:00AM Jun 01, 2013U.S. Geological SurveyIOWI4(plotting HGIRG) Graph Created (4:01AM May 26, 2013)ObservedForecast (issued 12:10AM May 26)Latest observed value: 10.98 ft at 3:00 AM CDT 26-May-2013. Flood Stage is 22 ft
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About this graph
Tabular Data
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Datum: NAVD88
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.

NOTE: Forecasts for the Iowa River at Iowa City are issued routinely during the warm season, and as needed at other times of the year.

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Upstream Gauge - at Marengo Upstream Gauge Downstream Gauge Downstream Gauge - near Lone Tree
Flood Categories (in feet)
Major Flood Stage:25
Moderate Flood Stage:23
Flood Stage:22
Action Stage:21

Historical Crests
(1) 31.53 ft on 06/15/2008
(2) 28.52 ft on 08/10/1993
(3) 24.10 ft on 06/01/1851
(4) 23.35 ft on 06/13/1991
(5) 22.44 ft on 06/09/1974
(6) 22.04 ft on 05/01/1973
(7) 21.64 ft on 03/29/1979
(8) 21.50 ft on 03/04/1985
(9) 21.50 ft on 04/09/1975
(10) 21.44 ft on 06/15/1982
Show More Historical Crests

Low Water Records
Currently none available.
Legend
Gauge Location
Disclaimer
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
29 Serious flood damage occurs at the University of Iowa campus.
27 Flood protection becomes necessary at the University of Iowa. Water affects several industrial businesses and warehouses along Commercial Drive.
26 Water floods county road bridge approaches along the river and affects streets and parking lots along Commercial Drive.
25 Flooding occurs in Coralville. Water inundates the Cedar Rapids and Iowa City Rail line near Coralville.
23.5 Water affects the north Wastewater Treatment Plant. Considerable flooding occurs at the University of Iowa.
23 Water floods Hancher Auditorium at the University of Iowa. Flooding problems occur elsewhere on the University of Iowa campus.
22 Urban flood damage occurs in Iowa City. Water enters homes along Edgewater Drive.
21 Flooding occurs in homes near Taft Speedway in Iowa City. Homes on east side of Quarry Road in Coralville require protection. Edgewater Drive becomes impassable.
20.5 Water affects the north Wastewater Treatment Plant.
19 Lowland flooding occurs in the Iowa City Park area.
18 Rural flooding occurs along the river.
About This Location Collapse

Latitude: 41.656667° N, Longitude: 91.540833° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 22 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(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 29 617.27 ft 639.27 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Other Data Sources:
Additional Information Collapse
Iowa City Inundation Maps developed in partnership with the Iowa Flood Center
Iowa City Inundation Maps funded by the City of Iowa City
How low could the river get?
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Hydrologic Resources Additional Resources
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
Quad Cities Weather Forecast Office
9050 Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
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Page last modified: 13-Mar-2013 6:27 PM 		Disclaimer
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