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Hydrograph River at a Glance Download
Tennessee River at Florence Stage (ft)Observed: 11.67 ft at 8:00PM Oct 17, 2021Observed: 11.38 ft at 9:00PM Oct 17, 2021Observed: 11.07 ft at 10:00PM Oct 17, 2021Observed: 10.96 ft at 11:00PM Oct 17, 2021Observed: 10.89 ft at 12:00AM Oct 18, 2021Observed: 10.92 ft at 1:00AM Oct 18, 2021Observed: 10.99 ft at 2:00AM Oct 18, 2021Observed: 11 ft at 3:00AM Oct 18, 2021Observed: 10.98 ft at 4:00AM Oct 18, 2021Observed: 10.97 ft at 5:00AM Oct 18, 2021Observed: 11.43 ft at 7:00AM Oct 18, 2021Observed: 11.52 ft at 8:00AM Oct 18, 2021Observed: 11.66 ft at 9:00AM Oct 18, 2021Observed: 11.65 ft at 10:00AM Oct 18, 2021Observed: 11.9 ft at 11:00AM Oct 18, 2021Observed: 11.97 ft at 12:00PM Oct 18, 2021Observed: 12.18 ft at 1:00PM Oct 18, 2021Observed: 12.09 ft at 2:00PM Oct 18, 2021Observed: 12.1 ft at 3:00PM Oct 18, 2021Observed: 12.16 ft at 4:00PM Oct 18, 2021Observed: 12.16 ft at 5:00PM Oct 18, 2021Observed: 12.17 ft at 6:00PM Oct 18, 2021Highest Observation: 12.35 ft at 7:00PM Oct 18, 2021Observed: 11.87 ft at 8:00PM Oct 18, 2021Observed: 11.76 ft at 9:00PM Oct 18, 2021Observed: 11.45 ft at 10:00PM Oct 18, 2021Observed: 11.34 ft at 11:00PM Oct 18, 2021Observed: 11.03 ft at 12:00AM Oct 19, 2021Observed: 10.99 ft at 1:00AM Oct 19, 2021Observed: 11.03 ft at 2:00AM Oct 19, 2021Observed: 11.1 ft at 3:00AM Oct 19, 2021Observed: 11.12 ft at 4:00AM Oct 19, 2021Observed: 11.1 ft at 5:00AM Oct 19, 2021Observed: 11.33 ft at 6:00AM Oct 19, 2021Observed: 11.6 ft at 7:00AM Oct 19, 2021Observed: 11.66 ft at 8:00AM Oct 19, 2021Observed: 11.72 ft at 9:00AM Oct 19, 2021Observed: 11.72 ft at 10:00AM Oct 19, 2021Observed: 11.75 ft at 11:00AM Oct 19, 2021Observed: 11.48 ft at 12:00PM Oct 19, 2021Observed: 11.47 ft at 1:00PM Oct 19, 2021Observed: 11.56 ft at 2:00PM Oct 19, 2021Observed: 11.89 ft at 4:00PM Oct 19, 2021Observed: 11.88 ft at 5:00PM Oct 19, 2021Observed: 11.97 ft at 6:00PM Oct 19, 2021Observed: 11.9 ft at 7:00PM Oct 19, 2021Observed: 11.9 ft at 8:00PM Oct 19, 2021Observed: 11.75 ft at 9:00PM Oct 19, 2021Observed: 11.71 ft at 10:00PM Oct 19, 2021Observed: 11.67 ft at 11:00PM Oct 19, 2021Observed: 11.65 ft at 12:00AM Oct 20, 2021Observed: 11.1 ft at 1:00AM Oct 20, 2021Observed: 10.94 ft at 2:00AM Oct 20, 2021Observed: 10.86 ft at 3:00AM Oct 20, 2021Observed: 10.82 ft at 4:00AM Oct 20, 2021Observed: 10.79 ft at 5:00AM Oct 20, 2021Observed: 10.84 ft at 6:00AM Oct 20, 2021Observed: 11.11 ft at 7:00AM Oct 20, 2021Observed: 11.15 ft at 8:00AM Oct 20, 2021Observed: 11.25 ft at 9:00AM Oct 20, 2021Observed: 11.22 ft at 10:00AM Oct 20, 2021Observed: 11.2 ft at 11:00AM Oct 20, 2021Observed: 11.18 ft at 12:00PM Oct 20, 2021Observed: 11.42 ft at 1:00PM Oct 20, 2021Observed: 11.57 ft at 2:00PM Oct 20, 2021Observed: 11.68 ft at 3:00PM Oct 20, 2021Observed: 11.9 ft at 4:00PM Oct 20, 2021Observed: 11.93 ft at 5:00PM Oct 20, 2021Observed: 11.97 ft at 6:00PM Oct 20, 2021Observed: 12.04 ft at 7:00PM Oct 20, 2021Observed: 11.97 ft at 8:00PM Oct 20, 2021Observed: 11.94 ft at 9:00PM Oct 20, 2021Observed: 11.65 ft at 10:00PM Oct 20, 2021Observed: 11.32 ft at 11:00PM Oct 20, 2021Observed: 11.16 ft at 12:00AM Oct 21, 2021Observed: 11.15 ft at 1:00AM Oct 21, 2021Observed: 10.86 ft at 2:00AM Oct 21, 2021Observed: 10.76 ft at 3:00AM Oct 21, 2021Observed: 10.69 ft at 4:00AM Oct 21, 2021Observed: 10.85 ft at 5:00AM Oct 21, 2021Observed: 10.88 ft at 6:00AM Oct 21, 2021Observed: 10.89 ft at 7:00AM Oct 21, 2021Observed: 10.9 ft at 8:00AM Oct 21, 2021Observed: 10.99 ft at 9:00AM Oct 21, 2021Observed: 11.05 ft at 10:00AM Oct 21, 2021Observed: 11.31 ft at 11:00AM Oct 21, 2021Observed: 11.14 ft at 12:00PM Oct 21, 2021Observed: 11.09 ft at 1:00PM Oct 21, 2021Observed: 11.12 ft at 2:00PM Oct 21, 2021Observed: 10.96 ft at 3:00PM Oct 21, 2021Observed: 11.59 ft at 4:00PM Oct 21, 2021Observed: 11.8 ft at 5:00PM Oct 21, 2021Observed: 11.92 ft at 6:00PM Oct 21, 2021Observed: 11.9 ft at 7:00PM Oct 21, 2021Observed: 11.91 ft at 8:00PM Oct 21, 2021Observed: 11.77 ft at 9:00PM Oct 21, 2021Observed: 11.52 ft at 10:00PM Oct 21, 2021Observed: 11.1 ft at 11:00PM Oct 21, 2021Observed: 10.99 ft at 12:00AM Oct 22, 2021Observed: 10.66 ft at 1:00AM Oct 22, 2021Observed: 10.55 ft at 2:00AM Oct 22, 2021Observed: 10.51 ft at 3:00AM Oct 22, 2021Observed: 10.55 ft at 4:00AM Oct 22, 2021Observed: 10.61 ft at 5:00AM Oct 22, 2021Observed: 10.6 ft at 6:00AM Oct 22, 2021Observed: 10.77 ft at 7:00AM Oct 22, 2021Observed: 10.81 ft at 8:00AM Oct 22, 2021Observed: 10.96 ft at 9:00AM Oct 22, 2021Observed: 10.88 ft at 10:00AM Oct 22, 2021Observed: 10.87 ft at 11:00AM Oct 22, 2021Observed: 11.18 ft at 12:00PM Oct 22, 2021Observed: 11.3 ft at 1:00PM Oct 22, 2021Observed: 11.28 ft at 2:00PM Oct 22, 2021Observed: 11.63 ft at 3:00PM Oct 22, 2021Observed: 11.68 ft at 4:00PM Oct 22, 2021Observed: 11.71 ft at 5:00PM Oct 22, 2021Observed: 11.73 ft at 6:00PM Oct 22, 2021Forecast: 11.21 ft 12:00AM Oct 23, 2021Forecast: 10.53 ft 6:00AM Oct 23, 2021Forecast: 10.91 ft 12:00PM Oct 23, 2021Forecast: 11.44 ft 6:00PM Oct 23, 2021Forecast: 11.06 ft 12:00AM Oct 24, 2021Forecast: 11.17 ft 6:00AM Oct 24, 2021Forecast: 11.35 ft 12:00PM Oct 24, 2021Forecast: 11.43 ft 6:00PM Oct 24, 2021Forecast: 11.51 ft 12:00AM Oct 25, 2021Forecast: 11.61 ft 6:00AM Oct 25, 2021Highest Forecast: 11.72 ft 12:00PM Oct 25, 2021Forecast: 11.7 ft 6:00PM Oct 25, 2021TVAFLOA1(plotting HGIRZ) Graph Created (7:52PM Oct 22, 2021)ObservedForecast (issued 11:53AM Oct 22)Latest observed value: 11.73 ft at 6:00 PM CDT 22-Oct-2021. Flood Stage is 18 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
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 Florence are issued routinely year-round.

Return to Area Map
Upstream Gauge - at Decatur Upstream Gauge Downstream Gauge Downstream Gauge - at Pickwick Dam Tailwater
Flood Categories (in feet)
Major Flood Stage: 32
Moderate Flood Stage: 27
Flood Stage: 18
Action Stage: 16
Low Stage (in feet): -9999

Historic Crests
(1) 32.50 ft on 03/19/1897
(2) 30.03 ft on 03/17/1973
(3) 28.99 ft on 02/24/2019
(4) 28.00 ft on 02/13/1948
(5) 27.58 ft on 12/23/1990
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 21.49 ft on 04/01/2021
(2) 18.21 ft on 03/22/2021
(3) 18.20 ft on 03/21/2021
(4) 18.75 ft on 03/20/2021
(5) 21.49 ft on 04/15/2020
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) -0.30 ft on 10/08/1925

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:16
KML Image
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
30 Widespread flooding of industries near the river is occurring.
27 Flooding of industries near the river begins.
21.5 Water covers the parking lot of the Marina at McFarland Park...with extensive flooding occurring at the soccer fields and golf course within the park. Water is also beginning to cover the road that goes underneath U.S. Highways 43 and 72 at the new playground.
20 Alabama State Highway 20 is flooded at the underpass below U.S. Highways 43 and 72. The underpass will likely be closed.
18 Flooding of McFarland Park begins.
Photos
(1) Staff Gage
(2) Crest Gage
(3) Upstream view from gage
(4) Downstream view from gage
(5) Flooding near gage - Feb 03
(6) Flooding Hwy 20 - Feb 03
About This Location Collapse

Latitude: 34.786944° N, Longitude: 87.670000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 18 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 401.12 ft 419.12 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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