StormCast — Weather & Emergency Alerts

Minnesota River at Henderson
Minnesota — Water Level & Flood Stage

Located in Sibley County, Minnesota on the Minnesota 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: HENM5). Live data may be limited. View on NWS AHPS →

Flood Stages

Major Flood

739.5 ft

Moderate Flood

736 ft

Minor Flood

732 ft

Action Stage

727 ft

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

What Floods at Each Level

737 ft

Highway 99 east of St Peter is closed (estimated levels for spring flooding)

736.8 ft

Highway 22 east of St Peter closed (estimated levels for spring flooding)

733.7 ft

The floodwall gates will be closed when Henderson reaches 733.7 and the river is still rising at Mankato.

732.5 ft

Water begins encroaching on highway 19 east of Henderson.

732 ft

Water begins impacting residences and agricultural buildings north and south of Henderson.

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
Jun 26, 2024741.77 ft119,000 cfs
Jun 26, 2024741.77 ft119,000 cfs
Sep 28, 2010740.08 ft72,000 cfs
Sep 28, 2010740.08 ft72,000 cfs
Apr 10, 1965739.65 ft

About This Gauge

NWS LID

HENM5

River

Minnesota River

County

Sibley, MN

Coordinates

44.5294°N, 93.9006°W

Get Flood Alerts for Minnesota 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 Minnesota River at Henderson?

The Minnesota River at Henderson 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 Minnesota River at Henderson?

The NWS-defined flood stage for Minnesota River at Henderson is 732 feet. Action stage begins at 727 feet. Moderate flooding starts at 736 feet, and major flooding at 739.5 feet.

How do I get alerts when Minnesota River rises?

Download StormCast free on Google Play, go to River Gauges, and add Minnesota River at Henderson 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 Minnesota River at Henderson gauge located?

The gauge is located in Sibley County, Minnesota at coordinates 44.5294°N, 93.9006°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 MN DNR (33032001)