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Weather Forecast Office Shreveport, LA West Gulf River Forecast Center
Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Ayish Bayou near San Augustine Stage (ft)Flow (kcfs)Highest Observation: 2.94 ft at 1:00PM May 18, 2013Highest Observation: 2.94 ft at 1:15PM May 18, 2013Highest Observation: 2.94 ft at 1:30PM May 18, 2013Highest Observation: 2.94 ft at 1:45PM May 18, 2013Highest Observation: 2.94 ft at 2:00PM May 18, 2013Highest Observation: 2.94 ft at 2:15PM May 18, 2013Highest Observation: 2.94 ft at 2:30PM May 18, 2013Highest Observation: 2.94 ft at 2:45PM May 18, 2013Highest Observation: 2.94 ft at 3:00PM May 18, 2013Highest Observation: 2.94 ft at 3:15PM May 18, 2013Highest Observation: 2.94 ft at 3:30PM May 18, 2013Highest Observation: 2.94 ft at 3:45PM May 18, 2013Highest Observation: 2.94 ft at 4:00PM May 18, 2013Highest Observation: 2.94 ft at 4:15PM May 18, 2013Observed: 2.93 ft at 4:30PM May 18, 2013Highest Observation: 2.94 ft at 4:45PM May 18, 2013Observed: 2.93 ft at 5:00PM May 18, 2013Highest Observation: 2.94 ft at 5:15PM May 18, 2013Observed: 2.93 ft at 5:30PM May 18, 2013Highest Observation: 2.94 ft at 5:45PM May 18, 2013Observed: 2.93 ft at 6:00PM May 18, 2013Highest Observation: 2.94 ft at 6:15PM May 18, 2013Observed: 2.93 ft at 6:30PM May 18, 2013Highest Observation: 2.94 ft at 6:45PM May 18, 2013Observed: 2.93 ft at 7:00PM May 18, 2013Highest Observation: 2.94 ft at 7:15PM May 18, 2013Observed: 2.93 ft at 7:30PM May 18, 2013Observed: 2.93 ft at 7:45PM May 18, 2013Observed: 2.93 ft at 8:00PM May 18, 2013Highest Observation: 2.94 ft at 8:15PM May 18, 2013Observed: 2.93 ft at 8:30PM May 18, 2013Observed: 2.93 ft at 8:45PM May 18, 2013Observed: 2.93 ft at 9:00PM May 18, 2013Highest Observation: 2.94 ft at 9:15PM May 18, 2013Observed: 2.93 ft at 9:30PM May 18, 2013Observed: 2.93 ft at 9:45PM May 18, 2013Highest Observation: 2.94 ft at 10:00PM May 18, 2013Highest Observation: 2.94 ft at 10:15PM May 18, 2013Highest Observation: 2.94 ft at 10:30PM May 18, 2013Observed: 2.93 ft at 10:45PM May 18, 2013Highest Observation: 2.94 ft at 11:00PM May 18, 2013Observed: 2.93 ft at 11:15PM May 18, 2013Highest Observation: 2.94 ft at 11:30PM May 18, 2013Observed: 2.93 ft at 11:45PM May 18, 2013Highest Observation: 2.94 ft at 12:00AM May 19, 2013Observed: 2.93 ft at 12:15AM May 19, 2013Highest Observation: 2.94 ft at 12:30AM May 19, 2013Observed: 2.93 ft at 12:45AM May 19, 2013Highest Observation: 2.94 ft at 1:00AM May 19, 2013Observed: 2.93 ft at 1:15AM May 19, 2013Highest Observation: 2.94 ft at 1:30AM May 19, 2013Observed: 2.93 ft at 1:45AM May 19, 2013Highest Observation: 2.94 ft at 2:00AM May 19, 2013Observed: 2.93 ft at 2:15AM May 19, 2013Highest Observation: 2.94 ft at 2:30AM May 19, 2013Observed: 2.93 ft at 2:45AM May 19, 2013Highest Observation: 2.94 ft at 3:00AM May 19, 2013Observed: 2.93 ft at 3:15AM May 19, 2013Highest Observation: 2.94 ft at 3:30AM May 19, 2013Observed: 2.93 ft at 3:45AM May 19, 2013Highest Observation: 2.94 ft at 4:00AM May 19, 2013Observed: 2.93 ft at 4:15AM May 19, 2013Highest Observation: 2.94 ft at 4:30AM May 19, 2013Observed: 2.93 ft at 4:45AM May 19, 2013Highest Observation: 2.94 ft at 5:00AM May 19, 2013Observed: 2.93 ft at 5:15AM May 19, 2013Highest Observation: 2.94 ft at 5:30AM May 19, 2013Observed: 2.93 ft at 5:45AM May 19, 2013Highest Observation: 2.94 ft at 6:00AM May 19, 2013Observed: 2.93 ft at 6:15AM May 19, 2013Highest Observation: 2.94 ft at 6:30AM May 19, 2013Observed: 2.93 ft at 6:45AM May 19, 2013Highest Observation: 2.94 ft at 7:00AM May 19, 2013Observed: 2.93 ft at 7:15AM May 19, 2013Highest Observation: 2.94 ft at 7:30AM May 19, 2013Observed: 2.93 ft at 7:45AM May 19, 2013Highest Observation: 2.94 ft at 8:00AM May 19, 2013Observed: 2.93 ft at 8:15AM May 19, 2013Highest Observation: 2.94 ft at 8:30AM May 19, 2013Highest Observation: 2.94 ft at 8:45AM May 19, 2013Highest Observation: 2.94 ft at 9:00AM May 19, 2013Observed: 2.93 ft at 9:15AM May 19, 2013Highest Observation: 2.94 ft at 9:30AM May 19, 2013Observed: 2.93 ft at 9:45AM May 19, 2013Highest Observation: 2.94 ft at 10:00AM May 19, 2013Highest Observation: 2.94 ft at 10:15AM May 19, 2013Highest Observation: 2.94 ft at 10:30AM May 19, 2013Highest Observation: 2.94 ft at 10:45AM May 19, 2013Observed: 2.93 ft at 11:00AM May 19, 2013Highest Observation: 2.94 ft at 11:15AM May 19, 2013Highest Observation: 2.94 ft at 11:16AM May 19, 2013Observed: 2.93 ft at 11:30AM May 19, 2013Highest Observation: 2.94 ft at 11:45AM May 19, 2013Highest Observation: 2.94 ft at 12:00PM May 19, 2013Highest Observation: 2.94 ft at 12:15PM May 19, 2013Observed: 2.93 ft at 12:30PM May 19, 2013Highest Observation: 2.94 ft at 12:45PM May 19, 2013Highest Observation: 2.94 ft at 1:00PM May 19, 2013Highest Observation: 2.94 ft at 1:15PM May 19, 2013Highest Observation: 2.94 ft at 1:30PM May 19, 2013Observed: 2.93 ft at 1:45PM May 19, 2013Highest Observation: 2.94 ft at 2:00PM May 19, 2013Observed: 2.93 ft at 2:15PM May 19, 2013Highest Observation: 2.94 ft at 2:30PM May 19, 2013Highest Observation: 2.94 ft at 2:45PM May 19, 2013Highest Observation: 2.94 ft at 3:00PM May 19, 2013Highest Observation: 2.94 ft at 3:15PM May 19, 2013Highest Observation: 2.94 ft at 3:30PM May 19, 2013Observed: 2.93 ft at 3:45PM May 19, 2013Highest Observation: 2.94 ft at 4:00PM May 19, 2013Observed: 2.93 ft at 4:15PM May 19, 2013Highest Observation: 2.94 ft at 4:30PM May 19, 2013Observed: 2.93 ft at 4:45PM May 19, 2013Highest Observation: 2.94 ft at 5:00PM May 19, 2013Highest Observation: 2.94 ft at 5:15PM May 19, 2013Observed: 2.93 ft at 5:30PM May 19, 2013Observed: 2.93 ft at 5:45PM May 19, 2013Observed: 2.93 ft at 6:00PM May 19, 2013Highest Observation: 2.94 ft at 6:15PM May 19, 2013Observed: 2.93 ft at 6:30PM May 19, 2013Highest Observation: 2.94 ft at 6:45PM May 19, 2013Observed: 2.93 ft at 7:00PM May 19, 2013Highest Observation: 2.94 ft at 7:15PM May 19, 2013Highest Observation: 2.94 ft at 7:30PM May 19, 2013Highest Observation: 2.94 ft at 7:45PM May 19, 2013Observed: 2.93 ft at 8:00PM May 19, 2013Observed: 2.93 ft at 8:15PM May 19, 2013Observed: 2.93 ft at 8:30PM May 19, 2013Observed: 2.93 ft at 8:45PM May 19, 2013Highest Observation: 2.94 ft at 9:00PM May 19, 2013Observed: 2.93 ft at 9:15PM May 19, 2013Highest Observation: 2.94 ft at 9:30PM May 19, 2013Observed: 2.93 ft at 9:45PM May 19, 2013Highest Observation: 2.94 ft at 10:00PM May 19, 2013Observed: 2.93 ft at 10:15PM May 19, 2013Highest Observation: 2.94 ft at 10:30PM May 19, 2013Observed: 2.93 ft at 10:45PM May 19, 2013Highest Observation: 2.94 ft at 11:00PM May 19, 2013Observed: 2.93 ft at 11:15PM May 19, 2013Highest Observation: 2.94 ft at 11:30PM May 19, 2013Observed: 2.93 ft at 11:45PM May 19, 2013Highest Observation: 2.94 ft at 12:00AM May 20, 2013Observed: 2.93 ft at 12:15AM May 20, 2013Highest Observation: 2.94 ft at 12:30AM May 20, 2013Observed: 2.93 ft at 12:45AM May 20, 2013Highest Observation: 2.94 ft at 1:00AM May 20, 2013Observed: 2.93 ft at 1:15AM May 20, 2013Highest Observation: 2.94 ft at 1:30AM May 20, 2013Observed: 2.93 ft at 1:45AM May 20, 2013Highest Observation: 2.94 ft at 2:00AM May 20, 2013Observed: 2.93 ft at 2:15AM May 20, 2013Highest Observation: 2.94 ft at 2:30AM May 20, 2013Observed: 2.93 ft at 2:45AM May 20, 2013Highest Observation: 2.94 ft at 3:00AM May 20, 2013Observed: 2.93 ft at 3:15AM May 20, 2013Highest Observation: 2.94 ft at 3:30AM May 20, 2013Observed: 2.93 ft at 3:45AM May 20, 2013Highest Observation: 2.94 ft at 4:00AM May 20, 2013Observed: 2.93 ft at 4:15AM May 20, 2013Highest Observation: 2.94 ft at 4:30AM May 20, 2013Observed: 2.93 ft at 4:45AM May 20, 2013Highest Observation: 2.94 ft at 5:00AM May 20, 2013Observed: 2.93 ft at 5:15AM May 20, 2013Highest Observation: 2.94 ft at 5:30AM May 20, 2013Observed: 2.93 ft at 5:45AM May 20, 2013Highest Observation: 2.94 ft at 6:00AM May 20, 2013Observed: 2.93 ft at 6:15AM May 20, 2013Highest Observation: 2.94 ft at 6:30AM May 20, 2013Observed: 2.93 ft at 6:45AM May 20, 2013Highest Observation: 2.94 ft at 7:00AM May 20, 2013Observed: 2.93 ft at 7:15AM May 20, 2013Highest Observation: 2.94 ft at 7:30AM May 20, 2013Observed: 2.93 ft at 7:45AM May 20, 2013Observed: 2.93 ft at 8:00AM May 20, 2013Observed: 2.93 ft at 8:15AM May 20, 2013Highest Observation: 2.94 ft at 8:30AM May 20, 2013Observed: 2.93 ft at 8:45AM May 20, 2013Observed: 2.93 ft at 9:00AM May 20, 2013Observed: 2.93 ft at 9:15AM May 20, 2013Observed: 2.93 ft at 9:30AM May 20, 2013Observed: 2.93 ft at 9:45AM May 20, 2013Observed: 2.93 ft at 10:00AM May 20, 2013Observed: 2.93 ft at 10:15AM May 20, 2013Highest Observation: 2.94 ft at 10:30AM May 20, 2013Observed: 2.93 ft at 10:45AM May 20, 2013Highest Observation: 2.94 ft at 11:00AM May 20, 2013Observed: 2.93 ft at 11:15AM May 20, 2013Observed: 2.93 ft at 11:16AM May 20, 2013Highest Observation: 2.94 ft at 11:30AM May 20, 2013Observed: 2.93 ft at 11:45AM May 20, 2013Highest Observation: 2.94 ft at 12:00PM May 20, 2013Observed: 2.93 ft at 12:15PM May 20, 2013Highest Observation: 2.94 ft at 12:30PM May 20, 2013Observed: 2.93 ft at 12:45PM May 20, 2013Highest Observation: 2.94 ft at 1:00PM May 20, 2013Highest Observation: 2.94 ft at 1:15PM May 20, 2013Highest Observation: 2.94 ft at 1:30PM May 20, 2013Observed: 2.93 ft at 1:45PM May 20, 2013Highest Observation: 2.94 ft at 2:00PM May 20, 2013Observed: 2.93 ft at 2:15PM May 20, 2013Highest Observation: 2.94 ft at 2:30PM May 20, 2013Observed: 2.93 ft at 2:45PM May 20, 2013Highest Observation: 2.94 ft at 3:00PM May 20, 2013Highest Observation: 2.94 ft at 3:15PM May 20, 2013Highest Observation: 2.94 ft at 3:30PM May 20, 2013Highest Observation: 2.94 ft at 3:45PM May 20, 2013Highest Observation: 2.94 ft at 4:00PM May 20, 2013Observed: 2.93 ft at 4:15PM May 20, 2013Observed: 2.93 ft at 4:30PM May 20, 2013Observed: 2.93 ft at 4:45PM May 20, 2013Observed: 2.93 ft at 5:00PM May 20, 2013Highest Observation: 2.94 ft at 5:15PM May 20, 2013Observed: 2.93 ft at 5:30PM May 20, 2013Highest Observation: 2.94 ft at 5:45PM May 20, 2013Observed: 2.93 ft at 6:00PM May 20, 2013Highest Observation: 2.94 ft at 6:15PM May 20, 2013Observed: 2.93 ft at 6:30PM May 20, 2013Highest Observation: 2.94 ft at 6:45PM May 20, 2013Observed: 2.93 ft at 7:00PM May 20, 2013Highest Observation: 2.94 ft at 7:15PM May 20, 2013Observed: 2.93 ft at 7:30PM May 20, 2013Highest Observation: 2.94 ft at 7:45PM May 20, 2013Observed: 2.93 ft at 8:00PM May 20, 2013Observed: 2.93 ft at 8:15PM May 20, 2013Observed: 2.93 ft at 8:30PM May 20, 2013Highest Observation: 2.94 ft at 8:45PM May 20, 2013Observed: 2.93 ft at 9:00PM May 20, 2013Observed: 2.93 ft at 9:15PM May 20, 2013Observed: 2.93 ft at 9:30PM May 20, 2013Highest Observation: 2.94 ft at 9:45PM May 20, 2013Observed: 2.93 ft at 10:00PM May 20, 2013Observed: 2.93 ft at 10:15PM May 20, 2013Observed: 2.93 ft at 10:30PM May 20, 2013Observed: 2.93 ft at 10:45PM May 20, 2013Highest Observation: 2.94 ft at 11:00PM May 20, 2013Observed: 2.93 ft at 11:15PM May 20, 2013Highest Observation: 2.94 ft at 1:30AM May 21, 2013Observed: 2.93 ft at 1:45AM May 21, 2013Highest Observation: 2.94 ft at 2:00AM May 21, 2013Observed: 2.93 ft at 2:15AM May 21, 2013Highest Observation: 2.94 ft at 2:30AM May 21, 2013Observed: 2.93 ft at 2:45AM May 21, 2013Highest Observation: 2.94 ft at 3:00AM May 21, 2013Observed: 2.93 ft at 3:15AM May 21, 2013Highest Observation: 2.94 ft at 3:30AM May 21, 2013Observed: 2.93 ft at 3:45AM May 21, 2013Highest Observation: 2.94 ft at 4:00AM May 21, 2013Observed: 2.93 ft at 4:15AM May 21, 2013Highest Observation: 2.94 ft at 4:30AM May 21, 2013Observed: 2.93 ft at 4:45AM May 21, 2013Highest Observation: 2.94 ft at 5:00AM May 21, 2013Observed: 2.93 ft at 5:15AM May 21, 2013Highest Observation: 2.94 ft at 5:30AM May 21, 2013Observed: 2.93 ft at 5:45AM May 21, 2013Observed: 2.93 ft at 6:00AM May 21, 2013Observed: 2.93 ft at 6:15AM May 21, 2013Highest Observation: 2.94 ft at 6:30AM May 21, 2013Observed: 2.93 ft at 6:45AM May 21, 2013Highest Observation: 2.94 ft at 7:00AM May 21, 2013Observed: 2.93 ft at 7:15AM May 21, 2013Highest Observation: 2.94 ft at 7:30AM May 21, 2013Observed: 2.93 ft at 7:45AM May 21, 2013Highest Observation: 2.94 ft at 8:00AM May 21, 2013Observed: 2.93 ft at 8:15AM May 21, 2013Highest Observation: 2.94 ft at 8:30AM May 21, 2013Observed: 2.93 ft at 8:45AM May 21, 2013Highest Observation: 2.94 ft at 9:00AM May 21, 2013Observed: 2.93 ft at 9:15AM May 21, 2013Highest Observation: 2.94 ft at 9:30AM May 21, 2013Observed: 2.93 ft at 9:45AM May 21, 2013Highest Observation: 2.94 ft at 10:00AM May 21, 2013Observed: 2.93 ft at 10:15AM May 21, 2013Highest Observation: 2.94 ft at 10:30AM May 21, 2013Highest Observation: 2.94 ft at 10:45AM May 21, 2013Observed: 2.93 ft at 11:00AM May 21, 2013Highest Observation: 2.94 ft at 11:15AM May 21, 2013Observed: 2.93 ft at 11:30AM May 21, 2013Highest Observation: 2.94 ft at 11:45AM May 21, 2013Observed: 2.93 ft at 12:00PM May 21, 2013Observed: 2.93 ft at 12:15PM May 21, 2013USGS--Water Resources of the United StatesAYIT2(plotting HGIRG) Graph Created (12:53PM May 21, 2013)ObservedLatest observed value: 2.93 ft at 12:15 PM CDT 21-May-2013. Flood Stage is 12 ft
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About this graph
Tabular Data
XML Data
RSS Files
Datum: Not Available
Metadata
Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Ayish Bayou near San Augustine are issued as needed during times of high water, but are not routinely available.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage:17
Moderate Flood Stage:16
Flood Stage:12
Action Stage:11.5

Historical Crests
(1) 20.91 ft on 03/30/2008
(2) 18.02 ft on 09/14/1978
(3) 17.50 ft on 09/21/1958
(4) 16.82 ft on 04/09/1968
(5) 16.68 ft on 04/24/1979
Show More Historical Crests

Low Water Records
Legend
Gauge Location
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
17 SECONDARY ROADS NEAR THE BAYOU WILL FLOOD AND BE BARRICADED. MODERATE TO SEVERE LOWLAND FLOODING WILL CONTINUE FOR SEVERAL DAYS.
14 LOWLAND FLOODING WILL SLOWLY DECREASE DURING THE NEXT FEW DAYS.
12 LOWLAND FLOODING OF THE HEAVILY WOODED FLOODPLAIN WILL CONTINUE FOR THE NEXT SEVERAL DAYS.
About This Location Collapse

Latitude: 31.396111° N, Longitude: 94.150833° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 29 190.22 ft 202.22 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Other Data Sources:
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
Shreveport Weather Forecast Office
5655 Hollywood Avenue
Shreveport, LA 71109
(318) 631-3669
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Page last modified: 13-Mar-2013 6:33 PM 		Disclaimer
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