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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 Illinois River at Peoria are issued routinely year-round.
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Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 28
Moderate Flood Stage: 22
Flood Stage: 18
Action Stage: 17
Low Stage (in feet): -9999

Historic Crests
(1) 29.35 ft on 04/23/2013
(2) 28.80 ft on 05/23/1943
(3) 28.70 ft on 03/23/1979
(4) 28.40 ft on 03/07/1985
(5) 27.94 ft on 03/14/2009
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 23.48 ft on 05/05/2017 (P)
(2) 21.30 ft on 04/10/2017 (P)
(3) 18.09 ft on 01/26/2017 (P)
(4) 18.09 ft on 01/25/2017 (P)
(5) 18.02 ft on 09/01/2016
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
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
If you notice any errors in the below information, please contact our Webmaster
35.2 Komatsu levee overtops.
30.6 The Peoria Sanitary District Levee overtopped at 30.6 feet.
30 Water overtops the levee at the Pekin sewage treatment plant.
29 Water overtops Pekin and LaMarsh levee at the railroad crossing. Constitution Avenue becomes inundated.
28.7 Water inundates four blocks of Water Street in Peoria.
28 Entire length of Lake Street in Spring Bay is inundated.
26.5 Several houses in Rome and Chillicothe become isolated. Homes on Sunset Dr. between North Ave. and Collins Ave...4 miles SSW of Bay View Gardens...are surrounded by water. In Spring Bay...North Lake Street from Missouri St. to Zimmerman Rd. is flooded.
26 Water inundates road by the railroad track north of the Pekin treatment plant. Liberty Park in Peoria is flooded.
25.2 The parking lot in Peoria's Riverfront Village and 1 block of Water Street are flooded.
25.1 A portion of Layne Crossing and North Street are closed in the Rome and Chillicothe areas. Poplar Lane floods in Peoria Heights.
25 Damage begins at Pekin sewage treatment plant.Minor property damage in Peoria by the river.
24.5 A portion of River Beach Drive and Second Street become flooded in the Chillicothe and Rome areas.
24 Water begins to cover some streets in East Peoria.
23 Some secondary roads affected in Peoria county and damage begins to buildings in Rome.
22.7 Flooding begins to low lying areas in Peoria Heights and Peoria's Riverfront Park.
18 Some flooding begins to bottomland not protected by levees.
17.5 Water approaches Spring Bay Park.
Photos
(1) Looking Downstream
(2) Looking Upstream

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
Lincoln Weather Forecast Office
1362 State Route 10
Lincoln, IL 62656
(217) 732-3089
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Page last modified: 21-Dec-2016 5:20 PM
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