Major Flood
739.5 ft
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
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
736 ft
Minor Flood
732 ft
Action Stage
727 ft
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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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jun 26, 2024 | 741.77 ft | 119,000 cfs |
| Sep 28, 2010 | 740.08 ft | 72,000 cfs |
| Apr 10, 1965 | 739.65 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.
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.
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.
More Gauges on Minnesota River
On This River
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Source & Notes
Data provided by: Observations courtesy of MN DNR (33032001)
- 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.
- Stage may be affected by ice.