StormCast — Weather & Emergency Alerts

Mississippi River below Lock and Dam 5 - Minnesota City
Minnesota — Water Level & Flood Stage

Located in Winona County, Minnesota on the Mississippi River. Live water level data from USGS, updated every 15 minutes.

Current Water Level

Gage Height

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Streamflow

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Last Reading

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This is an NWS forecast point (LID: MSCM5). Live data may be limited. View on NWS AHPS →

Flood Stages

Major Flood

665 ft

Moderate Flood

662 ft

Minor Flood

660 ft

Action Stage

657 ft

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

What Floods at Each Level

670 ft

Water begins to flow over portions of the protective earthen dike.

667.85 ft

Water levels reach the flood of record.

665 ft

Lock gates and walls at Dam 5 go underwater.

664.5 ft

Lock and dam 5 is closed to navigation.

656.2 ft

Water begins to impact campsites along river downstream at Merrick State Park.

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
Apr 18, 1965667.85 ft270,000 cfs
Apr 18, 1965667.85 ft270,000 cfs
Apr 15, 2001665.7 ft
Apr 15, 2001665.7 ft
Apr 10, 1997665.45 ft

About This Gauge

NWS LID

MSCM5

River

Mississippi River

County

Winona, MN

Coordinates

44.1595°N, 91.8100°W

Get Flood Alerts for Mississippi River

StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.

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Frequently Asked Questions

What is the current water level of Mississippi River below Lock and Dam 5 - Minnesota City?

The Mississippi River below Lock and Dam 5 - Minnesota City gauge is maintained by USGS 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 below Lock and Dam 5 - Minnesota City?

The NWS-defined flood stage for Mississippi River below Lock and Dam 5 - Minnesota City is 660 feet. Action stage begins at 657 feet. Moderate flooding starts at 662 feet, and major flooding at 665 feet.

How do I get alerts when Mississippi River rises?

Download StormCast free on Google Play, go to River Gauges, and add Mississippi River below Lock and Dam 5 - Minnesota City 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 below Lock and Dam 5 - Minnesota City gauge located?

The gauge is located in Winona County, Minnesota at coordinates 44.1595°N, 91.8100°W. Data is provided by the U.S. Geological Survey and the National Weather Service.

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Source & Notes

Data provided by: Observations courtesy of U.S. Army Corps of Engineers