StormCast — Weather & Emergency Alerts

Mississippi River at Winfield Lock and Dam 25
Missouri — Water Level & Flood Stage

Located in Lincoln County, Missouri on the Mississippi River. Live water level data from USGS gauge 05513675, updated every 15 minutes.

Current Water Level

Gage Height

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Streamflow

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Last Reading

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Flood Stages

Major Flood

34 ft

Moderate Flood

30 ft

Minor Flood

26 ft

Action Stage

24 ft

Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.

What Floods at Each Level

145000 ft

This is the flow at which CAGM7 will go to "open river" conditions.

37.1 ft

This is the level at which the Winfield levee failed in June 2008.

37 ft

Water reaches the top of the lock wall. Also at this level water completely floods Lock and Dam Park in Winfield. Highway 79 is closed a half mile south of Highway 47 for another half mile.

36.29 ft

Highway 79 is closed through the town of Foley.

35.6 ft

Highway 79 is closed from Winfield north to Route Y.

35.5 ft

Highway 79 is closed from Bobs Creek to one mile south.

35.1 ft

The levee behind Lock and Dam 25 will overtop at this height without additional protection.

34.6 ft

Route M is closed south of Elsberry from Highway 79 east to where state maintenance ends near Apex Lane.

34.5 ft

Near this height, the office building and storage building of Kimaterials, a sand and gravel company on Highway 79 between Winfield and Old Monroe, begins flooding. Also, the Corps has not kept Lock 25 open above this height.

34 ft

This is the level of the levee protection for Winfield.

33 ft

Route N is closed from Highway 79 at Winfield to where state maintenance ends.

32.5 ft

Near this level, Winfield Lock 25 is closed to navigation.

30 ft

The Golden Eagle Ferry will likely close near this level. Lakeshore Drive in northern St. Charles County becomes impassable near this level.

29.8 ft

Much of County Highways B and C in eastern St. Charles County are flooded.

29.5 ft

Highway B in eastern St. Charles County floods near the Dardenne Creek bridge.

29.3 ft

The following roads in northern St. Charles County close near this level: Peruque Creek Road near Highway 79, Dalbow Road near Highway 79, and Firma Road.

29.2 ft

Lakeview Drive in northeastern St. Charles County is closed north of the railroad tracks. Also, Highway C between Highway B and Silvers Road will be closed near this height.

29 ft

Route 96 at Mozier Landing closes.

28.6 ft

Water begins covering Highway C about a half mile south of Highway B in St. Charles County.

28.3 ft

Near this height, Lakeview Drive becomes impassable and Kampville Road begins flooding in northern St. Charles County.

27.8 ft

Near this height, Wilson Road just north of Washeon Road and Lehmond Island Road south of Sunset Drive in northern St. Charles County begin flooding.

27.5 ft

At this stage, Lock and Dam 25 will stockpile 200 tons of sand, 12,000 sandbags, and 10,000 square feet of polyethylene plastic as a precaution.

23 ft

A few local islands begin to flood.

21.6 ft

Near this stage, the Corps will raise all gates out of the river, creating "open river" conditions. This corresponds to an approximate discharge of 145,000 cfs.

Impact statements from the National Weather Service, describing what typically happens at each water level.

7-Day Water Level Chart

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View Official NWS Hydrograph →

Historic Crests

Date Stage Flow
Aug 1, 199339.62 ft
Aug 1, 199339.62 ft
Jun 4, 201938.59 ft546,000 cfs
Jun 4, 201938.59 ft546,000 cfs
Jun 27, 200837.08 ft417,300 cfs

About This Gauge

USGS Site

05513675

NWS LID

CAGM7

River

Mississippi River

County

Lincoln, MO

Coordinates

39.0008°N, 90.6875°W

Get Flood Alerts for Mississippi River

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Frequently Asked Questions

What is the current water level of Mississippi River at Winfield Lock and Dam 25?

The Mississippi River at Winfield Lock and Dam 25 gauge is maintained by USGS (site 05513675) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.

What is flood stage for Mississippi River at Winfield Lock and Dam 25?

The NWS-defined flood stage for Mississippi River at Winfield Lock and Dam 25 is 26 feet. Action stage begins at 24 feet. Moderate flooding starts at 30 feet, and major flooding at 34 feet.

How do I get alerts when Mississippi River rises?

Download StormCast free on Google Play, go to River Gauges, and add Mississippi River at Winfield Lock and Dam 25 to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.

Where is the Mississippi River at Winfield Lock and Dam 25 gauge located?

The gauge is located in Lincoln County, Missouri at coordinates 39.0008°N, 90.6875°W. USGS site number: 05513675. Data is provided by the U.S. Geological Survey and the National Weather Service.

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Source & Notes

Data provided by: Rivergages.com, Observations courtesy of U.S. Geological Survey