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Hydrograph River at a Glance Download
Tennessee River at Decatur Stage (ft)Observed: 3.78 ft at 8:00PM Nov 08, 2019Observed: 3.81 ft at 9:00PM Nov 08, 2019Observed: 3.81 ft at 10:00PM Nov 08, 2019Observed: 3.79 ft at 11:00PM Nov 08, 2019Observed: 3.78 ft at 12:00AM Nov 09, 2019Observed: 3.79 ft at 1:00AM Nov 09, 2019Observed: 3.79 ft at 2:00AM Nov 09, 2019Observed: 3.81 ft at 3:00AM Nov 09, 2019Observed: 3.81 ft at 4:00AM Nov 09, 2019Observed: 3.8 ft at 5:00AM Nov 09, 2019Observed: 3.79 ft at 6:00AM Nov 09, 2019Observed: 3.8 ft at 7:00AM Nov 09, 2019Observed: 3.77 ft at 8:00AM Nov 09, 2019Observed: 3.73 ft at 9:00AM Nov 09, 2019Observed: 3.71 ft at 10:00AM Nov 09, 2019Observed: 3.75 ft at 11:00AM Nov 09, 2019Observed: 3.79 ft at 12:00PM Nov 09, 2019Observed: 3.8 ft at 1:00PM Nov 09, 2019Observed: 3.81 ft at 2:00PM Nov 09, 2019Observed: 3.83 ft at 3:00PM Nov 09, 2019Observed: 3.85 ft at 4:00PM Nov 09, 2019Observed: 3.86 ft at 5:00PM Nov 09, 2019Observed: 3.88 ft at 6:00PM Nov 09, 2019Observed: 3.85 ft at 7:00PM Nov 09, 2019Observed: 3.81 ft at 8:00PM Nov 09, 2019Observed: 3.79 ft at 9:00PM Nov 09, 2019Observed: 3.83 ft at 10:00PM Nov 09, 2019Observed: 3.85 ft at 11:00PM Nov 09, 2019Observed: 3.87 ft at 12:00AM Nov 10, 2019Observed: 3.87 ft at 1:00AM Nov 10, 2019Observed: 3.9 ft at 2:00AM Nov 10, 2019Observed: 3.91 ft at 3:00AM Nov 10, 2019Observed: 3.92 ft at 4:00AM Nov 10, 2019Observed: 3.93 ft at 5:00AM Nov 10, 2019Observed: 3.91 ft at 6:00AM Nov 10, 2019Observed: 3.9 ft at 7:00AM Nov 10, 2019Observed: 3.89 ft at 8:00AM Nov 10, 2019Observed: 3.88 ft at 9:00AM Nov 10, 2019Observed: 3.87 ft at 10:00AM Nov 10, 2019Observed: 3.9 ft at 11:00AM Nov 10, 2019Observed: 3.91 ft at 12:00PM Nov 10, 2019Observed: 3.93 ft at 1:00PM Nov 10, 2019Observed: 3.95 ft at 2:00PM Nov 10, 2019Observed: 3.98 ft at 3:00PM Nov 10, 2019Observed: 4 ft at 4:00PM Nov 10, 2019Observed: 4.04 ft at 5:00PM Nov 10, 2019Highest Observation: 4.06 ft at 6:00PM Nov 10, 2019Observed: 4.02 ft at 7:00PM Nov 10, 2019Observed: 4 ft at 8:00PM Nov 10, 2019Observed: 3.97 ft at 9:00PM Nov 10, 2019Observed: 3.94 ft at 10:00PM Nov 10, 2019Observed: 3.95 ft at 11:00PM Nov 10, 2019Observed: 3.96 ft at 12:00AM Nov 11, 2019Observed: 3.95 ft at 1:00AM Nov 11, 2019Observed: 3.95 ft at 2:00AM Nov 11, 2019Observed: 3.96 ft at 3:00AM Nov 11, 2019Observed: 3.96 ft at 4:00AM Nov 11, 2019Observed: 3.94 ft at 5:00AM Nov 11, 2019Observed: 3.93 ft at 6:00AM Nov 11, 2019Observed: 3.92 ft at 7:00AM Nov 11, 2019Observed: 3.92 ft at 8:00AM Nov 11, 2019Observed: 3.9 ft at 9:00AM Nov 11, 2019Observed: 3.91 ft at 10:00AM Nov 11, 2019Observed: 3.91 ft at 11:00AM Nov 11, 2019Observed: 3.89 ft at 12:00PM Nov 11, 2019Observed: 3.85 ft at 1:00PM Nov 11, 2019Observed: 3.83 ft at 2:00PM Nov 11, 2019Observed: 3.79 ft at 3:00PM Nov 11, 2019Observed: 3.78 ft at 4:00PM Nov 11, 2019Observed: 3.75 ft at 5:00PM Nov 11, 2019Observed: 3.72 ft at 6:00PM Nov 11, 2019Observed: 3.76 ft at 7:00PM Nov 11, 2019Observed: 3.79 ft at 8:00PM Nov 11, 2019Observed: 3.9 ft at 9:00PM Nov 11, 2019Observed: 3.98 ft at 10:00PM Nov 11, 2019Observed: 3.98 ft at 11:00PM Nov 11, 2019Observed: 3.95 ft at 12:00AM Nov 12, 2019Observed: 3.9 ft at 1:00AM Nov 12, 2019Observed: 3.93 ft at 2:00AM Nov 12, 2019Observed: 3.95 ft at 3:00AM Nov 12, 2019Observed: 3.94 ft at 4:00AM Nov 12, 2019Observed: 3.96 ft at 5:00AM Nov 12, 2019Observed: 3.93 ft at 6:00AM Nov 12, 2019Observed: 3.95 ft at 7:00AM Nov 12, 2019Observed: 3.94 ft at 8:00AM Nov 12, 2019Observed: 3.91 ft at 9:00AM Nov 12, 2019Observed: 3.97 ft at 10:00AM Nov 12, 2019Observed: 3.97 ft at 11:00AM Nov 12, 2019Observed: 3.97 ft at 12:00PM Nov 12, 2019Observed: 4 ft at 1:00PM Nov 12, 2019Observed: 4.02 ft at 2:00PM Nov 12, 2019Observed: 4.02 ft at 3:00PM Nov 12, 2019Highest Observation: 4.06 ft at 4:00PM Nov 12, 2019Observed: 4.05 ft at 5:00PM Nov 12, 2019Observed: 3.98 ft at 6:00PM Nov 12, 2019Observed: 3.94 ft at 7:00PM Nov 12, 2019Observed: 3.9 ft at 8:00PM Nov 12, 2019Observed: 3.86 ft at 9:00PM Nov 12, 2019Observed: 3.82 ft at 10:00PM Nov 12, 2019Observed: 3.77 ft at 11:00PM Nov 12, 2019Observed: 3.77 ft at 12:00AM Nov 13, 2019Observed: 3.76 ft at 1:00AM Nov 13, 2019Observed: 3.76 ft at 2:00AM Nov 13, 2019Observed: 3.75 ft at 3:00AM Nov 13, 2019Observed: 3.74 ft at 4:00AM Nov 13, 2019Observed: 3.72 ft at 5:00AM Nov 13, 2019Observed: 3.69 ft at 6:00AM Nov 13, 2019Observed: 3.64 ft at 7:00AM Nov 13, 2019Observed: 3.6 ft at 8:00AM Nov 13, 2019Observed: 3.57 ft at 9:00AM Nov 13, 2019Observed: 3.54 ft at 10:00AM Nov 13, 2019Observed: 3.56 ft at 11:00AM Nov 13, 2019Observed: 3.58 ft at 12:00PM Nov 13, 2019Observed: 3.62 ft at 1:00PM Nov 13, 2019Observed: 3.6 ft at 2:00PM Nov 13, 2019Observed: 3.59 ft at 3:00PM Nov 13, 2019Observed: 3.57 ft at 4:00PM Nov 13, 2019Observed: 3.55 ft at 5:00PM Nov 13, 2019Observed: 3.55 ft at 6:00PM Nov 13, 2019Forecast: 3.62 ft 12:00AM Nov 14, 2019Forecast: 3.64 ft 6:00AM Nov 14, 2019Forecast: 3.63 ft 12:00PM Nov 14, 2019Forecast: 3.68 ft 6:00PM Nov 14, 2019Forecast: 3.82 ft 12:00AM Nov 15, 2019Forecast: 3.87 ft 6:00AM Nov 15, 2019Forecast: 3.97 ft 12:00PM Nov 15, 2019Forecast: 3.99 ft 6:00PM Nov 15, 2019Forecast: 4.05 ft 12:00AM Nov 16, 2019Forecast: 4.12 ft 6:00AM Nov 16, 2019Forecast: 4.17 ft 12:00PM Nov 16, 2019Highest Forecast: 4.22 ft 6:00PM Nov 16, 2019TVADECA1(plotting HGIRZ) Graph Created (7:36PM Nov 13, 2019)ObservedForecast (issued 12:15PM Nov 13)Latest observed value: 3.55 ft at 6:00 PM CST 13-Nov-2019. Flood Stage is 10 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading affected by reservoir operations.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Tennessee River at Decatur are issued routinely year-round.

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Upstream Gauge - at Whitesburg Upstream Gauge Downstream Gauge Downstream Gauge - at Florence
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 12
Flood Stage: 10
Action Stage: 9
Low Stage (in feet): -9999

Historic Crests
(1) 14.80 ft on 03/15/1867
(2) 10.29 ft on 05/10/2003
(3) 10.11 ft on 02/24/2019
(4) 9.97 ft on 03/18/1973
(5) 9.55 ft on 12/29/2015
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 10.11 ft on 02/24/2019
(2) 9.55 ft on 12/29/2015
(3) 9.34 ft on 10/06/2004
(4) 8.09 ft on 02/08/2004
(5) 10.29 ft on 05/10/2003
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -0.10 ft on 12/08/1962

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:16
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 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
14 Major tributary flooding is occurring due to backwater. Significant portions of the city of Decatur...near the Tennessee River and Flint Creek...are flooded. Point Mallard Parkway between U.S. 31 and Priceville is completed flooded and closed. Portions of southern Limestone County near Wheeler Lake are flooded.
12 Extensive backwater flooding is occurring on Flint Creek and Swan Creek near Decatur. Floodwaters may threaten homes and cause road closures.
10 Flooding begins to affect locations on the Morgan County side of the river near Decatur...along with low lying areas of Limestone County within the Wheeler Wildlife Refuge.
9 Water begins to back up from the Tennessee River into tributaries. Flooding of a roadside park on the Limestone County bank of the river on U.S. 31 is occurring.
About This Location Collapse

Latitude: 34.611389° N, Longitude: 86.975278° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 10 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 Not Available Not Available 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 549 ft 559 ft  

Current/Historical Observations:
Additional Information Collapse
This forecast is provided by the Tennessee Valley Authority.
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
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
Huntsville Weather Forecast Office
320 Sparkman Drive
Huntsville, AL 35805
(256) 890-8503
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