Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Bookmark and Share

  
 

Over 200 USGS real-time streamgages used to support NWS river forecasts and warnings are at risk of being discontinued. Click here for more information from the USGS...
Weather Forecast Office Quad Cities, IA North Central River Forecast Center
Flood Warning
View all valid statements/warnings
Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Mississippi River at Keokuk Tailwater (ft)Flow (kcfs)Highest Observation: 14.42 ft at 8:00AM May 21, 2013Highest Observation: 14.42 ft at 10:00AM May 21, 2013Observed: 14.39 ft at 12:00PM May 21, 2013Observed: 14.33 ft at 2:00PM May 21, 2013Observed: 14.26 ft at 4:00PM May 21, 2013Observed: 14.19 ft at 6:00PM May 21, 2013Observed: 14.03 ft at 8:00PM May 21, 2013Observed: 13.71 ft at 10:00PM May 21, 2013Observed: 13.84 ft at 12:00AM May 22, 2013Observed: 13.75 ft at 2:00AM May 22, 2013Observed: 13.74 ft at 4:00AM May 22, 2013Observed: 13.68 ft at 6:00AM May 22, 2013Observed: 13.66 ft at 8:00AM May 22, 2013Observed: 13.61 ft at 10:00AM May 22, 2013Observed: 13.6 ft at 12:00PM May 22, 2013Observed: 13.54 ft at 2:00PM May 22, 2013Observed: 13.48 ft at 4:00PM May 22, 2013Observed: 13.38 ft at 6:00PM May 22, 2013Observed: 13.25 ft at 8:00PM May 22, 2013Observed: 13.09 ft at 10:00PM May 22, 2013Observed: 13.06 ft at 12:00AM May 23, 2013Observed: 13.02 ft at 2:00AM May 23, 2013Observed: 13.06 ft at 4:00AM May 23, 2013Observed: 12.99 ft at 6:00AM May 23, 2013Observed: 13.02 ft at 8:00AM May 23, 2013Observed: 12.96 ft at 10:00AM May 23, 2013Observed: 12.92 ft at 12:00PM May 23, 2013Observed: 12.93 ft at 2:00PM May 23, 2013Observed: 12.91 ft at 4:00PM May 23, 2013Observed: 12.92 ft at 6:00PM May 23, 2013Observed: 12.81 ft at 8:00PM May 23, 2013Observed: 12.73 ft at 10:00PM May 23, 2013Observed: 12.71 ft at 12:00AM May 24, 2013Observed: 12.7 ft at 2:00AM May 24, 2013Observed: 12.63 ft at 4:00AM May 24, 2013Observed: 12.57 ft at 6:00AM May 24, 2013Forecast: 12.4 ft 1:00PM May 24, 2013Forecast: 12.4 ft 7:00PM May 24, 2013Forecast: 12.3 ft 1:00AM May 25, 2013Forecast: 12.3 ft 7:00AM May 25, 2013Forecast: 12.2 ft 1:00PM May 25, 2013Forecast: 12.2 ft 7:00PM May 25, 2013Forecast: 12.2 ft 1:00AM May 26, 2013Forecast: 12.3 ft 7:00AM May 26, 2013Forecast: 12.4 ft 1:00PM May 26, 2013Forecast: 12.4 ft 7:00PM May 26, 2013Forecast: 12.5 ft 1:00AM May 27, 2013Forecast: 12.5 ft 7:00AM May 27, 2013Forecast: 12.6 ft 1:00PM May 27, 2013Forecast: 12.7 ft 7:00PM May 27, 2013Forecast: 12.7 ft 1:00AM May 28, 2013Forecast: 12.8 ft 7:00AM May 28, 2013Highest Forecast: 12.9 ft 1:00PM May 28, 2013Highest Forecast: 12.9 ft 7:00PM May 28, 2013Highest Forecast: 12.9 ft 1:00AM May 29, 2013Highest Forecast: 12.9 ft 7:00AM May 29, 2013Highest Forecast: 12.9 ft 1:00PM May 29, 2013Highest Forecast: 12.9 ft 7:00PM May 29, 2013Forecast: 12.8 ft 1:00AM May 30, 2013Forecast: 12.8 ft 7:00AM May 30, 2013U.S. Army Corps of EngineersEOKI4(plotting HTIRZ) Graph Created (7:51AM May 24, 2013)ObservedForecast (issued 3:45AM May 24)Latest observed value: 12.57 ft at 6:00 AM CDT 24-May-2013. Flood Stage is 16 ft
Printable Image
About this graph
Tabular Data
XML Data
RSS Files
Datum: Not Available
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 Mississippi River at Keokuk are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Burlington Upstream Gauge Downstream Gauge Downstream Gauge - at Gregory Landing
Flood Categories (in feet)
Major Flood Stage:19
Moderate Flood Stage:17.5
Flood Stage:16
Action Stage:14

Historical Crests
(1) 27.58 ft on 07/10/1993
(2) 26.95 ft on 06/17/2008
(3) 23.50 ft on 04/23/1973
(4) 22.94 ft on 05/14/2001
(5) 22.14 ft on 05/01/1965
(6) 21.83 ft on 04/04/1960
(7) 21.00 ft on 06/06/1851
(8) 20.85 ft on 05/27/1944
(9) 20.60 ft on 04/26/1993
(10) 20.20 ft on 06/20/1947
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
30 Water reaches the top of the Keokuk city levee that protects industrial area along Mississippi Drive south of Victory Park. The levee does not protect industrial areas past the southern end of the levee.
27 Water affects residences in Nauvoo and reaches the top of the levee protecting the historical Nauvoo House.
25.5 Water affects the railroad tracks in downtown Keokuk.
24 Water affects low lying buildings in Hamilton and affects U.S. Highway 136 near the Mississippi River bridge. Water also affects Keokuks sewage treatment plant.
23 Water affects Illinois Highway 96 between Nauvoo and Hamilton.
22 Water affects the Warsaw water treatment plant.
21 Water affects Keokuks Victory Drive.
20 Water affects the industrial area in Keokuk south of the city levee and affects the parking lot at Victory Park as well as much of the park. In Alexandria...water affects U.S. Highway 61 in several places.
19.5 Water reaches critical stage for Des Moines and Mississippi Levee District Number 1.
19 Water affects low lying buildings in Warsaw and affects County Road 12.
16 Water affects low lying buildings in rural areas. Water affects the railroad tracks in Alexandria.
About This Location Collapse

Latitude: 40.397500° N, Longitude: 91.374167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 16 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 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 477.83 ft 493.83 ft  

Other Data Sources:
Additional Information Collapse
How low could the river get?
Resources Collapse
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
Ask Questions/Webmaster
Page last modified: 13-Mar-2013 6:27 PM 		Disclaimer
Credits
Glossary 		Privacy Policy
About Us
Career Opportunities