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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 LaGrange are issued routinely year-round.
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Upstream Gauge - at Canton Lock and Dam 20 Upstream Gauge Downstream Gauge Downstream Gauge - at Quincy
Zoom Level:14
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 23
Flood Stage: 17
Action Stage: 16
Low Stage (in feet): -9999

Historic Crests
(1) 30.00 ft on 07/13/1993
(2) 28.60 ft on 06/18/2008
(3) 28.15 ft on 06/01/2019
(4) 25.91 ft on 05/03/2019
(5) 22.80 ft on 03/31/2019
(6) 22.05 ft on 10/12/2018
(7) 18.69 ft on 05/04/2023
(8) 18.00 ft on 10/17/2019
(9) 18.00 ft on 09/10/2018
(10) 17.55 ft on 04/01/2020

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.69 ft on 05/04/2023
(2) 17.55 ft on 04/01/2020
(3) 18.00 ft on 10/17/2019
(4) 28.15 ft on 06/01/2019
(5) 25.91 ft on 05/03/2019
(6) 22.80 ft on 03/31/2019
(7) 22.05 ft on 10/12/2018
(8) 18.00 ft on 09/10/2018
(9) 28.60 ft on 06/18/2008
(10) 30.00 ft on 07/13/1993

(P): Preliminary values subject to further review.

Low Water Records
(1) -3.40 ft on 12/14/1936
(2) -3.00 ft on 12/26/1933
(3) -2.20 ft on 01/17/1938
(4) -1.90 ft on 12/10/1910
(5) -1.60 ft on 12/23/1914
Show More Low Water Records
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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
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30.8 Water will begin entering the front door of the Lions Club near this height.
28.4 The main floor of La Grange City Hall begins flooding near this height.
26 Near this height several homes and businesses along the east side of Business 61 / Main Street in northern LaGrange begin flooding.
24.8 At the Consolidated Grain & Barge plant, at this height water will begin overtopping the flood wall protecting the dryer area.
24.5 The base of La Grange Public Library at Main Street and Washington Street begins flooding near this height.
23.6 At this height, the storage area of the shed on Marion Street begins flooding.
20.7 Missouri Route B is closed from Route C in LaGrange south to near the intersection with U.S. Highway 61.
20.1 At this height water will begin flooding the foundation of a utility storage building on Marion Street.
19.5 BNSF Railroad main line begins to flood near the river gage in La Grange.
19.3 Water begins covering the lower utility road between the Consolidated Grain & Barge elevators and the river channel.
18.5 Near this height, 3rd Street begins flooding near the casino parking lot.
18.1 Wharf Street begins flooding at this height just upstream from the Consolidated Grain & Barge plant.
18 The entrance to the lower parking lot at the Mark Twain Casino begins flooding near this height, requiring the use of an alternate entrance.
17.5 Front Street, providing access to elevated riverfront homes in south La Grange near the casino, begins flooding near this height. Also, the alley behind several homes and businesses along Main Street (Hwy B) begins flooding at this height.
16.5 The lower portions of the Mark Twain Casino parking lot begin to flood near this height.
Photos
(1) Flooding of casino on the southern end of La Grange, Missouri in June 2008.
(2) Flooding at the Bunge plant in La Grange, Missouri on June 19, 2008.
(3) Looking north at flooding in La Grange, Missouri on June 19, 2008.
(4) Looking south along Main Street in La Grange, Missouri on June 19, 2008.
(5) Staff gage at the grain belt structure at Bunge N.A. at La Grange, Missouri.
(6) Gaging shelter for DCP and pressure transducer underneath grain belt at Bunge N.A. at La Grange, MO.
(7) Looking downstream from La Grange, Missouri on March 28, 2017 with a stage of 9.70 feet.
(8) Looking upstream from La Grange, Missouri on March 28, 2017 with a stage of 9.70 feet.
(9) High water marks from previous floods at Bunge, N.A. in La Grange, Missouri.

Other Real-time and/or Archive Data Sources:

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How low could the river get?
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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
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St. Louis Weather Forecast Office
12 Missouri Research Park Drive
St. Charles, MO 63304
(636) 441-8467
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Page last modified: 30-Oct-2020 4:09 PM
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