National Weather Service Advanced Hydrologic Prediction Service

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Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

Weather Forecast Office New Orleans/Baton Rouge, LA

Lower Mississippi River Forecast Center

Hydrograph

River at a Glance

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About this graph

Tabular Data (UTC)

Tabular Data (CDT)

Datum: Not Available

Metadata

NOTE: 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.

NOTE: Forecasts for the Tchefuncte River near Covington are issued routinely year-round.

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Upstream Gauge

Downstream Gauge

Flood Categories (in feet)

Major Flood Stage:	28
Moderate Flood Stage:	25
Flood Stage:	20
Action Stage:	18
Low Stage (in feet):	-9999

Historic Crests
(1) 32.00 ft on 02/03/1988
(2) 31.25 ft on 02/28/1987
(3) 31.20 ft on 03/12/2016
(4) 30.02 ft on 08/14/2016
(5) 29.86 ft on 05/03/1953
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 20.39 ft on 07/30/2020 (P)
(2) 27.51 ft on 05/15/2020 (P)
(3) 26.56 ft on 05/13/2019
(4) 27.58 ft on 12/29/2018
(5) 22.61 ft on 04/03/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 8.00 ft on 10/10/1997
(2) 8.80 ft on 10/31/2000
(3) 9.00 ft on 07/30/2000
(4) 9.30 ft on 06/26/2002
(5) 9.73 ft on 02/24/2011
Show More Low Water Records

For more information on your flood risk go to www.floodsmart.gov.

Show FEMA's National Flood Hazard Layers

Zoom Level:16

	Gauge Location	Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.

Flood Impacts & Photos

If you notice any errors in the below information, please contact our Webmaster
32	Flood of Record occurred on February 2, 1988. LA Highway 21 and neighborhood roads will be impassable. U.S. Highway 190 will be inundated. Flowers Estates will be inundated, along with other neighborhoods along LA Highway 21. Evacuations will be necessary. Water will back up on Horse Branch and Pruden Creek.
31	Several areas will be impacted with impassable roads. U.S. Highway 190 will be flooded, along with LA Highway 21. Flowers Estates will be inundated, along with several other neighborhoods along Highway 21. Water will back up on Horse Branch and Pruden Creek.
28.5	Louisiana Highway 21 closed, water will be over the roadway surface of the bridge. Flowers Estates will be inundated. A few homes not elevated will flood. Homes along Old Landing and Riverbend Lane will flood. Homes near Highway 1077 and in the Tantella Ranch Road area will flood.
28	Flowers Estates will be inundated. A few homes not elevated will flood. Homes along Old Landing and Riverbend Lane will flood. Homes near Highway 1077 and in the Tantella Ranch Road area will flood.
26	The entrance road to Camp Tchefuncte will flood. The campgrounds will be inaccessible by auto and evacuation of the campground area is advised. Homes between Tantella Ranch Road and the river as well as homes on Trinchard Road and Louisiana Highway 1077 will be threatened.
22	Tchefuncte River camp grounds will be under a few inches of water. The Goodbee community is threatened with flooding. Water will invade Camp Tchefuncte's parking lot. Vehicles must be removed to higher ground.
20	Water will invade Camp Tchefuncte's parking lot. Vehicles must be removed to higher ground.
18	The Camp Tchefuncte softball field will be under water. The camp parking lot is threatened with flooding and vehicles are advised to be moved if higher river stages are anticipated.

About This Location

Latitude: 30.494444° N, Longitude: 90.169444° W, Horizontal Datum: NAD83/WGS84

River Stage Reference Frame	Gauge Height	Flood Stage	Uses
NWS stage	0 ft	20 ft	Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum	Elevation (gauge height = 0)	Elevation (gauge height = flood stage)	Elevation information source
NAVD88	0 ft	20 ft	Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29	Not Available	Not Available	Older USGS topographic maps, NGVD29 benchmarks
MSL	Not Available	Not Available	Older USGS topographic maps, MSL benchmarks
Other	Not Available	Not Available

Current/Historical Observations:

U.S. Geological Survey (USGS) Data and Site Info for Covington

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Hydrologic Resources

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Collaborative Agencies

The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

NWS Information

National Weather Service
New Orleans/Baton Rouge Weather Forecast Office
62300 Airport Rd.
Slidell, LA 70460-5243
(504) 522-7330
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Page last modified: 2-Nov-2020 7:29 PM

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