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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 Mississippi River at Illinois City are issued routinely year-round.
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Downstream Gauge Downstream Gauge - at Muscatine
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 18
Moderate Flood Stage: 16
Flood Stage: 15
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
(1) 24.10 ft on 07/09/1993
(2) 23.27 ft on 04/28/1965
(3) 23.23 ft on 05/03/2019
(4) 22.96 ft on 06/17/2008
(5) 22.81 ft on 06/02/2019
(6) 22.41 ft on 04/25/2001
(7) 22.23 ft on 07/05/2014
(8) 21.22 ft on 05/02/2023 (P)
(9) 20.83 ft on 04/10/2019
(10) 20.74 ft on 04/23/2011
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 21.22 ft on 05/02/2023 (P)
(2) 22.81 ft on 06/02/2019
(3) 23.23 ft on 05/03/2019
(4) 20.83 ft on 04/10/2019
(5) 19.39 ft on 10/13/2018
(6) 17.22 ft on 05/12/2018
(7) 16.76 ft on 06/01/2017
(8) 15.87 ft on 09/30/2016
(9) 15.11 ft on 03/29/2016
(10) 13.52 ft on 06/18/2015
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
29 Water reaches the top of the Milan levee.
24.5 Water reaches the top of the Andalusia levee.
22.5 Water affects the entire state park at Fairport and is at the foundations of facilities there.
21.5 Water affects the Post Office and several commercial buildings in Buffalo.
20.5 Water affects Front Street and several homes in Buffalo. Water also affects the fish hatchery at Fairport.
20 Water affects Buffalos Front Street at Franklin and on Iowa Highway 22 west of town. Water affects Illinois Highway 92 west of Andalusia.
19.5 Water affects Buffalos Franklin Street and into some yards from seepage. At Buffalo Shores, water is at the foundations of several homes.
19 Water affects the Clarks Ferry Recreational Area at Montpelier.
18.5 Water floods Andalusias Second Street in the unprotected area. Water is also at the foundations of several homes in Midway Beach.
18 Water affects the state park campground at Fairport.
17 Water affects the Buffalo Shores Access Area. Lock and Dam 16 is closed.
16.98 Lock and Dam 16 is closed.
16 Water affects the park at Andalusia.
13 Water affects residents on Smiths Island.

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
How low could the river get?
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
9040 N Harrison Street
Davenport, IA 52806-7326
(563) 386-3976
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Page last modified: 30-Oct-2020 4:09 PM
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