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Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.



Hydrograph River at a Glance Download
West Fork Calcasieu River at Gahgan Boat Launch Stage (ft)Observed: 1.29 ft at 3:36PM Aug 11, 2022Observed: 1.37 ft at 5:30PM Aug 11, 2022Observed: 1.37 ft at 5:36PM Aug 11, 2022Highest Observation: 1.44 ft at 7:36PM Aug 11, 2022Observed: 1.34 ft at 9:36PM Aug 11, 2022Observed: 1.34 ft at 11:36PM Aug 11, 2022Observed: 1.33 ft at 1:36AM Aug 12, 2022Observed: 1.29 ft at 3:36AM Aug 12, 2022Observed: 1.27 ft at 4:18AM Aug 12, 2022Observed: 1.25 ft at 5:36AM Aug 12, 2022Observed: 1.17 ft at 6:21AM Aug 12, 2022Observed: 1.15 ft at 7:36AM Aug 12, 2022Observed: 1.27 ft at 9:36AM Aug 12, 2022Observed: 1.27 ft at 9:39AM Aug 12, 2022Observed: 1.33 ft at 11:36AM Aug 12, 2022Observed: 1.27 ft at 1:36PM Aug 12, 2022Observed: 1.19 ft at 3:36PM Aug 12, 2022Observed: 1.17 ft at 4:48PM Aug 12, 2022Observed: 1.15 ft at 5:36PM Aug 12, 2022Observed: 1.28 ft at 7:06PM Aug 12, 2022Observed: 1.28 ft at 7:36PM Aug 12, 2022Observed: 1.32 ft at 9:36PM Aug 12, 2022Observed: 1.24 ft at 11:36PM Aug 12, 2022Observed: 1.18 ft at 1:36AM Aug 13, 2022Observed: 1.17 ft at 1:39AM Aug 13, 2022Observed: 1.14 ft at 3:36AM Aug 13, 2022Observed: 1.12 ft at 5:36AM Aug 13, 2022Observed: 1 ft at 5:45AM Aug 13, 2022Observed: 0.95 ft at 7:36AM Aug 13, 2022Observed: 1.1 ft at 9:00AM Aug 13, 2022Observed: 1.15 ft at 9:36AM Aug 13, 2022Observed: 1.2 ft at 10:57AM Aug 13, 2022Observed: 1.24 ft at 11:36AM Aug 13, 2022Observed: 1.14 ft at 1:36PM Aug 13, 2022Observed: 1.09 ft at 3:09PM Aug 13, 2022Observed: 1.08 ft at 3:36PM Aug 13, 2022Observed: 1.03 ft at 5:36PM Aug 13, 2022Observed: 1.2 ft at 6:51PM Aug 13, 2022Observed: 1.23 ft at 7:36PM Aug 13, 2022Observed: 1.31 ft at 8:39PM Aug 13, 2022Observed: 1.33 ft at 9:36PM Aug 13, 2022Observed: 1.28 ft at 11:36PM Aug 13, 2022Observed: 1.21 ft at 1:18AM Aug 14, 2022Observed: 1.2 ft at 1:36AM Aug 14, 2022Observed: 1.15 ft at 3:36AM Aug 14, 2022Observed: 1.14 ft at 5:36AM Aug 14, 2022Observed: 1.04 ft at 5:39AM Aug 14, 2022Observed: 0.94 ft at 7:24AM Aug 14, 2022Observed: 0.94 ft at 7:36AM Aug 14, 2022Observed: 1.04 ft at 8:51AM Aug 14, 2022Observed: 1.11 ft at 9:36AM Aug 14, 2022Observed: 1.14 ft at 10:15AM Aug 14, 2022Observed: 1.28 ft at 11:27AM Aug 14, 2022Observed: 1.26 ft at 11:36AM Aug 14, 2022Observed: 1.29 ft at 1:36PM Aug 14, 2022Observed: 1.18 ft at 3:00PM Aug 14, 2022Observed: 1.12 ft at 3:36PM Aug 14, 2022Observed: 1.07 ft at 4:21PM Aug 14, 2022Observed: 1.02 ft at 5:36PM Aug 14, 2022Observed: 1.14 ft at 7:36PM Aug 14, 2022Observed: 1.18 ft at 8:03PM Aug 14, 2022Observed: 1.22 ft at 9:36PM Aug 14, 2022Observed: 1.23 ft at 11:36PM Aug 14, 2022Observed: 1.14 ft at 1:36AM Aug 15, 2022Observed: 1.1 ft at 3:36AM Aug 15, 2022Observed: 1.08 ft at 5:12AM Aug 15, 2022Observed: 1.07 ft at 5:36AM Aug 15, 2022Observed: 0.97 ft at 5:42AM Aug 15, 2022Observed: 0.87 ft at 7:00AM Aug 15, 2022Observed: 0.83 ft at 7:36AM Aug 15, 2022Observed: 0.84 ft at 9:36AM Aug 15, 2022Observed: 0.97 ft at 11:03AM Aug 15, 2022Observed: 0.97 ft at 11:36AM Aug 15, 2022Observed: 1.03 ft at 1:36PM Aug 15, 2022Observed: 0.96 ft at 3:36PM Aug 15, 2022Observed: 0.87 ft at 4:18PM Aug 15, 2022Observed: 0.78 ft at 5:36PM Aug 15, 2022Observed: 0.77 ft at 5:45PM Aug 15, 2022Observed: 0.71 ft at 7:36PM Aug 15, 2022Observed: 0.82 ft at 9:36PM Aug 15, 2022Observed: 0.87 ft at 10:33PM Aug 15, 2022Observed: 0.91 ft at 11:36PM Aug 15, 2022Observed: 0.97 ft at 1:27AM Aug 16, 2022Observed: 0.97 ft at 1:36AM Aug 16, 2022Observed: 0.92 ft at 3:36AM Aug 16, 2022Observed: 0.89 ft at 5:36AM Aug 16, 2022Observed: 0.84 ft at 5:57AM Aug 16, 2022Observed: 0.74 ft at 7:00AM Aug 16, 2022Observed: 0.7 ft at 7:36AM Aug 16, 2022Observed: 0.66 ft at 9:36AM Aug 16, 2022Observed: 0.76 ft at 11:36AM Aug 16, 2022Observed: 0.83 ft at 1:36PM Aug 16, 2022Observed: 0.84 ft at 1:42PM Aug 16, 2022Observed: 0.8 ft at 3:36PM Aug 16, 2022Observed: 0.7 ft at 5:06PM Aug 16, 2022Observed: 0.67 ft at 5:36PM Aug 16, 2022Observed: 0.6 ft at 6:27PM Aug 16, 2022Observed: 0.52 ft at 7:36PM Aug 16, 2022Observed: 0.5 ft at 8:00PM Aug 16, 2022Observed: 0.56 ft at 9:36PM Aug 16, 2022Observed: 0.6 ft at 10:36PM Aug 16, 2022Observed: 0.64 ft at 11:36PM Aug 16, 2022Observed: 0.7 ft at 1:18AM Aug 17, 2022Observed: 0.71 ft at 1:36AM Aug 17, 2022Observed: 0.77 ft at 3:36AM Aug 17, 2022Observed: 0.74 ft at 5:36AM Aug 17, 2022Observed: 0.65 ft at 7:36AM Aug 17, 2022Observed: 0.68 ft at 9:36AM Aug 17, 2022Observed: 0.8 ft at 11:36AM Aug 17, 2022Observed: 0.81 ft at 11:39AM Aug 17, 2022Observed: 0.77 ft at 1:36PM Aug 17, 2022Observed: 0.74 ft at 3:36PM Aug 17, 2022Observed: 0.67 ft at 4:24PM Aug 17, 2022Observed: 0.56 ft at 5:27PM Aug 17, 2022Observed: 0.56 ft at 5:36PM Aug 17, 2022Observed: 0.46 ft at 6:42PM Aug 17, 2022Observed: 0.39 ft at 7:36PM Aug 17, 2022Observed: 0.36 ft at 8:00PM Aug 17, 2022Observed: 0.3 ft at 9:36PM Aug 17, 2022Observed: 0.34 ft at 11:36PM Aug 17, 2022Observed: 0.42 ft at 1:36AM Aug 18, 2022Observed: 0.46 ft at 2:18AM Aug 18, 2022Observed: 0.52 ft at 3:36AM Aug 18, 2022Observed: 0.56 ft at 4:39AM Aug 18, 2022Observed: 0.59 ft at 5:36AM Aug 18, 2022Observed: 0.61 ft at 7:36AM Aug 18, 2022Observed: 0.63 ft at 9:36AM Aug 18, 2022Observed: 0.56 ft at 11:36AM Aug 18, 2022Observed: 0.55 ft at 1:36PM Aug 18, 2022CPPJCGHL1(plotting HGIRZ) Graph Created (3:10PM Aug 18, 2022)ObservedLatest observed value: 0.55 ft at 1:36 PM CDT 18-Aug-2022. Flood Stage is 3.2 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts are not available for the West Fork Calcasieu River at Gahgan Boat Launch. Only observed stages are available for this point.
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Flood Categories (in feet)
Major Flood Stage: 8.22
Moderate Flood Stage: 6.22
Flood Stage: 3.2
Action Stage: 1.78
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.

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

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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.
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Latitude: 30.299178° N, Longitude: 93.250514° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 3.2 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 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.
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Page last modified: 2-Nov-2020 7:29 PM
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