Major Flood
52 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: MTVI3). 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
45 ft
Minor Flood
35 ft
Action Stage
28 ft
What Floods at Each Level
59.21 ft
This flood will exceed the highest stage on record.
52 ft
Major flooding occurs. Large amounts of land are inundated and many homes and businesses will require evacuation.
45 ft
Large portions of Point Township in Posey county are flooded.
40 ft
Farm land and some main roads are flooded in places southwest and west of Mt. Vernon.
28 ft
Flooding of numerous sloughs on both sides of the river occurs. Flood waters will begin to back into the lower Wabash River flooding bottomlands in that area.
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 |
|---|---|---|
| Jan 31, 1937 | 59.21 ft | — |
| Apr 4, 1913 | 52.9 ft | — |
| May 5, 2011 | 51.8 ft | 1,059,161 cfs |
About This Gauge
NWS LID
MTVI3
River
Ohio River
County
Posey, IN
Coordinates
37.9286°N, 87.8956°W
Get Flood Alerts for Ohio 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 Ohio River at Mount Vernon?
The Ohio River at Mount Vernon 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 Ohio River at Mount Vernon?
The NWS-defined flood stage for Ohio River at Mount Vernon is 35 feet. Action stage begins at 28 feet. Moderate flooding starts at 45 feet, and major flooding at 52 feet.
How do I get alerts when Ohio River rises?
Download StormCast free on Google Play, go to River Gauges, and add Ohio River at Mount Vernon 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 Ohio River at Mount Vernon gauge located?
The gauge is located in Posey County, Indiana at coordinates 37.9286°N, 87.8956°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Ohio River
On This River
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Source & Notes
- 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.