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Hydrograph River at a Glance Download
Atchafalaya River at Melville Stage (ft)Observed: 15.46 ft at 8:00AM Mar 25, 2024Observed: 15.46 ft at 9:00AM Mar 25, 2024Observed: 15.37 ft at 10:00AM Mar 25, 2024Observed: 15.43 ft at 11:00AM Mar 25, 2024Observed: 15.4 ft at 12:00PM Mar 25, 2024Observed: 15.38 ft at 1:00PM Mar 25, 2024Observed: 15.45 ft at 2:00PM Mar 25, 2024Observed: 15.52 ft at 3:00PM Mar 25, 2024Observed: 15.56 ft at 4:00PM Mar 25, 2024Observed: 15.56 ft at 5:00PM Mar 25, 2024Observed: 15.64 ft at 6:00PM Mar 25, 2024Observed: 15.61 ft at 7:00PM Mar 25, 2024Observed: 15.62 ft at 8:00PM Mar 25, 2024Observed: 15.67 ft at 9:00PM Mar 25, 2024Observed: 15.88 ft at 10:00PM Mar 25, 2024Observed: 15.88 ft at 11:00PM Mar 25, 2024Observed: 15.9 ft at 12:00AM Mar 26, 2024Observed: 15.88 ft at 1:00AM Mar 26, 2024Observed: 15.86 ft at 2:00AM Mar 26, 2024Observed: 15.84 ft at 3:00AM Mar 26, 2024Observed: 15.88 ft at 4:00AM Mar 26, 2024Observed: 15.84 ft at 5:00AM Mar 26, 2024Observed: 15.84 ft at 6:00AM Mar 26, 2024Observed: 15.84 ft at 7:00AM Mar 26, 2024Observed: 15.83 ft at 8:00AM Mar 26, 2024Observed: 15.83 ft at 9:00AM Mar 26, 2024Observed: 15.84 ft at 10:00AM Mar 26, 2024Observed: 15.88 ft at 11:00AM Mar 26, 2024Observed: 15.86 ft at 12:00PM Mar 26, 2024Observed: 15.88 ft at 1:00PM Mar 26, 2024Observed: 15.92 ft at 2:00PM Mar 26, 2024Observed: 15.93 ft at 3:00PM Mar 26, 2024Observed: 15.99 ft at 4:00PM Mar 26, 2024Observed: 16 ft at 5:00PM Mar 26, 2024Observed: 16.03 ft at 6:00PM Mar 26, 2024Observed: 16.05 ft at 7:00PM Mar 26, 2024Observed: 16.08 ft at 8:00PM Mar 26, 2024Observed: 16.08 ft at 9:00PM Mar 26, 2024Observed: 16.09 ft at 10:00PM Mar 26, 2024Observed: 16.07 ft at 11:00PM Mar 26, 2024Observed: 16.11 ft at 12:00AM Mar 27, 2024Observed: 16.09 ft at 1:00AM Mar 27, 2024Observed: 16.1 ft at 2:00AM Mar 27, 2024Observed: 16.07 ft at 3:00AM Mar 27, 2024Observed: 16.08 ft at 4:00AM Mar 27, 2024Observed: 16.09 ft at 5:00AM Mar 27, 2024Observed: 16.16 ft at 6:00AM Mar 27, 2024Observed: 16.09 ft at 7:00AM Mar 27, 2024Observed: 16.05 ft at 8:00AM Mar 27, 2024Observed: 16.11 ft at 9:00AM Mar 27, 2024Observed: 16.15 ft at 10:00AM Mar 27, 2024Observed: 16.15 ft at 11:00AM Mar 27, 2024Observed: 16.1 ft at 12:00PM Mar 27, 2024Observed: 16.15 ft at 1:00PM Mar 27, 2024Observed: 16.03 ft at 2:00PM Mar 27, 2024Observed: 16.15 ft at 3:00PM Mar 27, 2024Observed: 16.18 ft at 4:00PM Mar 27, 2024Highest Observation: 16.2 ft at 5:00PM Mar 27, 2024Observed: 16.18 ft at 6:00PM Mar 27, 2024Observed: 16.18 ft at 7:00PM Mar 27, 2024Observed: 16.14 ft at 8:00PM Mar 27, 2024Observed: 16.12 ft at 9:00PM Mar 27, 2024Observed: 16.11 ft at 10:00PM Mar 27, 2024Observed: 16.14 ft at 11:00PM Mar 27, 2024Observed: 16.12 ft at 12:00AM Mar 28, 2024Observed: 16.12 ft at 1:00AM Mar 28, 2024Observed: 16.12 ft at 2:00AM Mar 28, 2024Observed: 16.1 ft at 3:00AM Mar 28, 2024Observed: 16.08 ft at 4:00AM Mar 28, 2024Highest Observation: 16.2 ft at 5:00AM Mar 28, 2024Observed: 16.07 ft at 6:00AM Mar 28, 2024Highest Forecast: 15.8 ft 1:00PM Mar 28, 2024Highest Forecast: 15.8 ft 7:00PM Mar 28, 2024Highest Forecast: 15.8 ft 1:00AM Mar 29, 2024Forecast: 15.7 ft 7:00AM Mar 29, 2024Forecast: 15.7 ft 1:00PM Mar 29, 2024Forecast: 15.7 ft 7:00PM Mar 29, 2024Forecast: 15.7 ft 1:00AM Mar 30, 2024Forecast: 15.6 ft 7:00AM Mar 30, 2024Forecast: 15.6 ft 1:00PM Mar 30, 2024Forecast: 15.6 ft 7:00PM Mar 30, 2024Forecast: 15.6 ft 1:00AM Mar 31, 2024Forecast: 15.5 ft 7:00AM Mar 31, 2024Forecast: 15.4 ft 1:00PM Mar 31, 2024Forecast: 15.2 ft 7:00PM Mar 31, 2024Forecast: 15 ft 1:00AM Apr 01, 2024Forecast: 14.8 ft 7:00AM Apr 01, 2024Forecast: 14.6 ft 1:00PM Apr 01, 2024Forecast: 14.4 ft 7:00PM Apr 01, 2024Forecast: 14.2 ft 1:00AM Apr 02, 2024Forecast: 14 ft 7:00AM Apr 02, 2024Forecast: 13.8 ft 1:00PM Apr 02, 2024Forecast: 13.5 ft 7:00PM Apr 02, 2024Forecast: 13.2 ft 1:00AM Apr 03, 2024Forecast: 13 ft 7:00AM Apr 03, 2024Forecast: 12.7 ft 1:00PM Apr 03, 2024Forecast: 12.4 ft 7:00PM Apr 03, 2024Forecast: 12.1 ft 1:00AM Apr 04, 2024Forecast: 11.9 ft 7:00AM Apr 04, 2024Forecast: 11.7 ft 1:00PM Apr 04, 2024Forecast: 11.6 ft 7:00PM Apr 04, 2024Forecast: 11.6 ft 1:00AM Apr 05, 2024Forecast: 11.6 ft 7:00AM Apr 05, 2024Forecast: 11.7 ft 1:00PM Apr 05, 2024Forecast: 11.7 ft 7:00PM Apr 05, 2024Forecast: 11.8 ft 1:00AM Apr 06, 2024Forecast: 11.9 ft 7:00AM Apr 06, 2024Forecast: 11.9 ft 1:00PM Apr 06, 2024Forecast: 12 ft 7:00PM Apr 06, 2024Forecast: 12 ft 1:00AM Apr 07, 2024Forecast: 12.1 ft 7:00AM Apr 07, 2024Forecast: 12.1 ft 1:00PM Apr 07, 2024Forecast: 12.2 ft 7:00PM Apr 07, 2024Forecast: 12.3 ft 1:00AM Apr 08, 2024Forecast: 12.3 ft 7:00AM Apr 08, 2024Forecast: 12.4 ft 1:00PM Apr 08, 2024Forecast: 12.4 ft 7:00PM Apr 08, 2024Forecast: 12.5 ft 1:00AM Apr 09, 2024Forecast: 12.5 ft 7:00AM Apr 09, 2024Forecast: 12.5 ft 1:00PM Apr 09, 2024Forecast: 12.5 ft 7:00PM Apr 09, 2024Forecast: 12.4 ft 1:00AM Apr 10, 2024Forecast: 12.4 ft 7:00AM Apr 10, 2024MLVL1(plotting HGIRG) Graph Created (7:09AM Mar 28, 2024)ObservedForecast (issued 10:59AM Mar 27)Latest observed value: 16.07 ft at 6:00 AM CDT 28-Mar-2024. Flood Stage is 34 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: 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.

NOTE: Forecasts for the Atchafalaya River at Melville are issued routinely year-round.

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Upstream Gauge - at Simmesport Upstream Gauge Downstream Gauge Downstream Gauge - at Krotz Springs
Flood Categories (in feet)
Major Flood Stage: 50
Moderate Flood Stage: 45
Flood Stage: 34
Action Stage: 33
Low Stage (in feet): 0

Historic Crests
(1) 46.98 ft on 05/14/1927
(2) 46.08 ft on 05/14/1922
(3) 45.88 ft on 04/25/1945
(4) 45.00 ft on 03/05/1950
(5) 44.98 ft on 03/02/1937
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 24.61 ft on 03/24/2022
(2) 27.39 ft on 04/16/2021
(3) 31.07 ft on 04/13/2020
(4) 32.90 ft on 03/15/2019
(5) 32.88 ft on 03/19/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.80 ft on 01/19/1981
(2) 0.88 ft on 06/23/1964
(3) 0.90 ft on 10/18/1976
Show More Low Water Records
Zoom Level:16
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Gauge LocationGauge Map Marker
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 Collapse
If you notice any errors in the below information, please contact our Webmaster
52.5 The water level will be near the top of the levee which is 53 feet at its lowest point.
50 Water will reach the base of the Texas Pacific railroad bridge girders.
48 The water level will reach the grade level of the lowest elevation on the back side of the Melville ring levee.
45 Considerable flooding occurs.
41 Flooding will begin on the river side of the river levee and on the river side of the Melville protection ring levee. Increased river current will make navigation more difficult and increase the need for strict traffic regulation.
36 Flooding of structures on the unprotected side of the levee begins along Trestle Street and River Bank Road in Melville.
34 Lowest structures on the unprotected side of the levee begin to flood. Flooding is more extensive just south of melville.
33 Action stage.
30 Increased current in the atchafalaya main channel will cause minor navigation problems for large craft, but hazardous conditions for smaller river craft. The average elevation within the protection of the melville ring levee is 31 feet.
25 Flooding will begin on the river side of the atchafalaya river levee and the melville ring levee which protect the city to a river stage of about 50 feet.
About This Location Collapse

Latitude: 30.690556° N, Longitude: 91.736111° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 34 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 -0.22 ft 33.78 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 0 ft 34 ft 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:

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NWS Information
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Lake Charles Weather Forecast Office
500 Airport Boulevard
Lake Charles, LA 70607
(337) 477-5285
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Page last modified: 2-Nov-2020 7:29 PM
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