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Hydrograph River at a Glance Download
Mississippi River at Donaldsonville Stage (ft)Observed: 5.65 ft at 4:00AM Nov 19, 2014Observed: 5.62 ft at 5:00AM Nov 19, 2014Observed: 5.62 ft at 6:00AM Nov 19, 2014Observed: 5.57 ft at 7:00AM Nov 19, 2014Observed: 5.53 ft at 10:00AM Nov 19, 2014Observed: 5.5 ft at 11:00AM Nov 19, 2014Observed: 5.47 ft at 12:00PM Nov 19, 2014Observed: 5.47 ft at 1:00PM Nov 19, 2014Observed: 5.45 ft at 2:00PM Nov 19, 2014Observed: 5.45 ft at 3:00PM Nov 19, 2014Observed: 5.43 ft at 4:00PM Nov 19, 2014Observed: 5.49 ft at 5:00PM Nov 19, 2014Observed: 5.51 ft at 6:00PM Nov 19, 2014Observed: 5.5 ft at 7:00PM Nov 19, 2014Observed: 5.56 ft at 8:00PM Nov 19, 2014Observed: 5.57 ft at 9:00PM Nov 19, 2014Observed: 5.62 ft at 10:00PM Nov 19, 2014Observed: 5.8 ft at 2:00AM Nov 20, 2014Observed: 5.78 ft at 3:00AM Nov 20, 2014Observed: 5.82 ft at 4:00AM Nov 20, 2014Observed: 5.86 ft at 5:00AM Nov 20, 2014Observed: 5.81 ft at 6:00AM Nov 20, 2014Observed: 5.79 ft at 7:00AM Nov 20, 2014Observed: 5.63 ft at 12:00PM Nov 20, 2014Observed: 5.6 ft at 1:00PM Nov 20, 2014Observed: 5.93 ft at 10:00PM Nov 21, 2014Observed: 6.01 ft at 11:00PM Nov 21, 2014Observed: 6.07 ft at 12:00AM Nov 22, 2014Observed: 6.18 ft at 1:00AM Nov 22, 2014Observed: 6.13 ft at 2:00AM Nov 22, 2014Observed: 6.16 ft at 3:00AM Nov 22, 2014Observed: 6.19 ft at 4:00AM Nov 22, 2014Observed: 6.08 ft at 5:00AM Nov 22, 2014Observed: 6.19 ft at 6:00AM Nov 22, 2014Observed: 6.12 ft at 8:00AM Nov 22, 2014Observed: 6.06 ft at 9:00AM Nov 22, 2014Observed: 5.8 ft at 1:00PM Nov 22, 2014Observed: 5.77 ft at 2:00PM Nov 22, 2014Observed: 5.74 ft at 3:00PM Nov 22, 2014Observed: 5.73 ft at 4:00PM Nov 22, 2014Observed: 5.75 ft at 5:00PM Nov 22, 2014Observed: 5.72 ft at 6:00PM Nov 22, 2014Observed: 5.79 ft at 7:00PM Nov 22, 2014Observed: 5.78 ft at 8:00PM Nov 22, 2014Observed: 5.88 ft at 9:00PM Nov 22, 2014Observed: 5.95 ft at 10:00PM Nov 22, 2014Observed: 5.96 ft at 11:00PM Nov 22, 2014Observed: 6.04 ft at 12:00AM Nov 23, 2014Observed: 6.16 ft at 1:00AM Nov 23, 2014Observed: 6.19 ft at 2:00AM Nov 23, 2014Observed: 6.35 ft at 3:00AM Nov 23, 2014Observed: 6.34 ft at 4:00AM Nov 23, 2014Observed: 6.37 ft at 5:00AM Nov 23, 2014Highest Observation: 6.5 ft at 6:00AM Nov 23, 2014Observed: 6.42 ft at 7:00AM Nov 23, 2014Observed: 6.4 ft at 8:00AM Nov 23, 2014Highest Forecast: 6.2 ft 6:00PM Nov 23, 2014Forecast: 6 ft 12:00AM Nov 24, 2014Forecast: 5.8 ft 6:00AM Nov 24, 2014Forecast: 5.7 ft 12:00PM Nov 24, 2014Forecast: 5.6 ft 6:00PM Nov 24, 2014Forecast: 5.6 ft 12:00AM Nov 25, 2014Forecast: 5.5 ft 6:00AM Nov 25, 2014Forecast: 5.5 ft 12:00PM Nov 25, 2014Forecast: 5.5 ft 6:00PM Nov 25, 2014Forecast: 5.5 ft 12:00AM Nov 26, 2014Forecast: 5.4 ft 6:00AM Nov 26, 2014Forecast: 5.4 ft 12:00PM Nov 26, 2014Forecast: 5.5 ft 6:00PM Nov 26, 2014Forecast: 5.5 ft 12:00AM Nov 27, 2014Forecast: 5.5 ft 6:00AM Nov 27, 2014Forecast: 5.5 ft 12:00PM Nov 27, 2014Forecast: 5.6 ft 6:00PM Nov 27, 2014Forecast: 5.6 ft 12:00AM Nov 28, 2014Forecast: 5.6 ft 6:00AM Nov 28, 2014USACE - U. S. Army Corps of EngineersDONL1(plotting HGIRG) Graph Created (12:35PM Nov 23, 2014)ObservedForecast (issued 10:49AM Nov 23)Latest observed value: 6.4 ft at 8:00 AM CST 23-Nov-2014. Flood Stage is 27 ft
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Tabular Data (UTC)
Tabular Data (CST)
XML Data
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Datum: Not Available
Metadata
NOTE: Forecasts for the Mississippi River at Donaldsonville are issued routinely year-round.
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Upstream Gauge - at Baton Rouge Upstream Gauge Downstream Gauge Downstream Gauge - at Reserve
Flood Categories (in feet)
Major Flood Stage: 34
Moderate Flood Stage: 30
Flood Stage: 27
Action Stage: 25
Low Stage (in feet): 0

Historic Crests
(1) 36.01 ft on 05/15/1927
(2) 34.75 ft on 05/16/1922
(3) 34.11 ft on 04/29/1945
(4) 33.91 ft on 05/10/1912
(5) 33.30 ft on 05/29/1983
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 32.53 ft on 05/18/2011
(2) 25.17 ft on 04/03/2011
(3) 25.71 ft on 02/16/2010
(4) 29.95 ft on 05/31/2009
(5) 31.50 ft on 04/22/2008
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -0.39 ft on 01/12/1918
(2) 0.10 ft on 12/02/1910
(3) 0.10 ft on 12/26/1917
Show More Low Water Records

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

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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.
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38.2 The net grade protection of the levee will be reached, threatening the city of Donaldsonville and surrounding countryside.
36.01 Record stage for Donaldsonville was set on May 15, 1927.
33 River barge traffic becomes dangerous, particularly when navigating sharp turns on this stretch of the river.
27 Navigation becomes difficult for smaller river craft. Safety precautions for river traffic are urged.
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Latitude: 30.102778° N, Longitude: 90.959167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 27 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 27 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:

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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
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New Orleans/Baton Rouge Weather Forecast Office
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Slidell, LA 70460-5243
(504) 522-7330
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Page last modified: 20-Nov-2014 2:54 AM
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