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Hydrograph River at a Glance Download
Sulphur River near Naples Stage (ft)Flow (kcfs)Highest Forecast: 12.1 ft 7:00PM Oct 21, 2014Forecast: 11.8 ft 1:00AM Oct 22, 2014Forecast: 11.4 ft 7:00AM Oct 22, 2014Forecast: 11.1 ft 1:00PM Oct 22, 2014Forecast: 10.8 ft 7:00PM Oct 22, 2014Forecast: 10.5 ft 1:00AM Oct 23, 2014Forecast: 10.3 ft 7:00AM Oct 23, 2014Forecast: 10.1 ft 1:00PM Oct 23, 2014Forecast: 9.9 ft 7:00PM Oct 23, 2014Forecast: 9.7 ft 1:00AM Oct 24, 2014Forecast: 9.5 ft 7:00AM Oct 24, 2014Forecast: 9.4 ft 1:00PM Oct 24, 2014Forecast: 9.2 ft 7:00PM Oct 24, 2014Forecast: 9.1 ft 1:00AM Oct 25, 2014Forecast: 9 ft 7:00AM Oct 25, 2014Forecast: 8.8 ft 1:00PM Oct 25, 2014Forecast: 8.7 ft 7:00PM Oct 25, 2014Forecast: 8.6 ft 1:00AM Oct 26, 2014Forecast: 8.6 ft 7:00AM Oct 26, 2014NAPT2(plotting HGIRZ) Graph Created (4:34PM Oct 21, 2014)Forecast (issued 7:53AM Oct 21)Flood Stage is 22 ft
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Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: Not Available
NOTE: Automated gauge readings are unavailable, readings taken manually.

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

NOTE: Forecasts for the Sulphur River near Naples are issued routinely year-round.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at Sprinbank Ferry
Flood Categories (in feet)
Major Flood Stage:34
Moderate Flood Stage:30
Flood Stage:22
Action Stage:21.5

Historical Crests
(1) 37.60 ft on 04/01/1945
(2) 36.83 ft on 12/13/1971
(3) 35.00 ft on 01/25/1938
(4) 34.50 ft on 12/20/2001
(5) 33.57 ft on 05/05/1958
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(P): Preliminary values subject to further review.

Low Water Records
(1) 0.10 ft on 08/01/1924
(2) 0.20 ft on 09/10/1925
(3) 0.30 ft on 09/24/1934
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Zoom Level:16
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Gauge LocationGauge Map Marker
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
36 Severe flooding of lowlands with severe backwater flooding at the confluence of the sulphur river with white oak creek and downstream to lake wright patman.
31 Expect flooding to continue for several more days as the river slowly falls.
31 Expect flooding to continue for several more days as the river slowly falls.
24 Minor lowland flooding.
22 Expect minor lowland flooding of the heavily wooded and broad floodplain. Ranchers that may have cattle and equipment in the river bottoms should move them to higher ground. Fisherman should use caution as currents are swift.
About This Location Collapse

Latitude: 33.250000° N, Longitude: 94.616667° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 22 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(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 29 220.61 ft 242.61 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
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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
National Weather Service
Shreveport Weather Forecast Office
5655 Hollywood Avenue
Shreveport, LA 71109
(318) 631-3669
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Page last modified: 5-Aug-2014 6:38 PM
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