Mississippi River at LaGrange
Observed Tue, Sep 22, 11:00 AM CDT
- Flood stage
- 17.00 ft
- Forecast crest
- 16.50 ftFri, Sep 25, 7:00 AM CDT
- Record crest
- 30.00 ft1993
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 25.00 ft |
| Moderate flood | 23.00 ft |
| Minor flood | 17.00 ft |
| Action | 16.00 ft |
- 30.80 ftWater will begin entering the front door of the Lions Club near this height.
- 28.40 ftThe main floor of La Grange City Hall begins flooding near this height.
- 26.00 ftNear this height several homes and businesses along the east side of Business 61 / Main Street in northern LaGrange begin flooding.
- 24.80 ftAt the Consolidated Grain & Barge plant, at this height water will begin overtopping the flood wall protecting the dryer area.
- 24.50 ftThe base of La Grange Public Library at Main Street and Washington Street begins flooding near this height.
- 20.70 ftMissouri Route B is closed from Route C in LaGrange south to near the intersection with U.S. Highway 61.
- 19.50 ftBNSF Railroad main line begins to flood near the river gage in La Grange.
- 19.30 ftWater begins covering the lower utility road between the Consolidated Grain & Barge elevators and the river channel.
- 18.50 ftNear this height, 3rd Street begins flooding near the casino parking lot.
- 18.10 ftWharf Street begins flooding at this height just upstream from the Consolidated Grain & Barge plant.
- 18.00 ftThe entrance to the lower parking lot at the Mark Twain Casino begins flooding near this height, requiring the use of an alternate entrance.
- 17.50 ftFront 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.
- 16.50 ftThe lower portions of the Mark Twain Casino parking lot begin to flood near this height.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 8% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.
Crest history
10 crests on NOAA’s list since 1993.
| # | Date | Stage |
|---|---|---|
| 1 | July 13, 1993 | 30.00 ft |
| 2 | June 18, 2008 | 28.60 ft |
| 3 | June 1, 2019 | 28.15 ft |
| 4 | May 3, 2019 | 25.91 ft |
| 5 | March 31, 2019 | 22.80 ft |
| 6 | October 12, 2018 | 22.05 ft |
| 7 | May 4, 2023 | 18.69 ft |
| 8 | September 10, 2018 | 18.00 ft |
| 9 | October 17, 2019 | 18.00 ft |
| 10 | April 1, 2020 | 17.55 ft |
Most recent crests
- May 4, 2023: 18.69 ft
- April 1, 2020: 17.55 ft
- October 17, 2019: 18.00 ft
- June 1, 2019: 28.15 ft
- May 3, 2019: 25.91 ft
- March 31, 2019: 22.80 ft
- October 12, 2018: 22.05 ft
- September 10, 2018: 18.00 ft
- June 18, 2008: 28.60 ft
- July 13, 1993: 30.00 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the North Central River Forecast Center. Forecasts are issued routinely year-round. 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. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time. For the latest navigation status update from the U.S. Army Corps of Engineers-St. Louis District, <a href="http://www.mvs.usace.army.mil/Missions/Navigation/Status-Reports/">click here.</a>
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.