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Hydrograph River at a Glance Download
Ayish Bayou near San Augustine Stage (ft)Flow (kcfs)Highest Observation: 6.52 ft at 9:00PM Feb 14, 2019Highest Observation: 6.52 ft at 9:15PM Feb 14, 2019Observed: 6.51 ft at 9:30PM Feb 14, 2019Observed: 6.5 ft at 9:45PM Feb 14, 2019Observed: 6.49 ft at 10:00PM Feb 14, 2019Observed: 6.49 ft at 10:15PM Feb 14, 2019Observed: 6.48 ft at 10:30PM Feb 14, 2019Observed: 6.47 ft at 10:45PM Feb 14, 2019Observed: 6.46 ft at 11:00PM Feb 14, 2019Observed: 6.46 ft at 11:15PM Feb 14, 2019Observed: 6.45 ft at 11:30PM Feb 14, 2019Observed: 6.45 ft at 11:45PM Feb 14, 2019Observed: 6.43 ft at 12:00AM Feb 15, 2019Observed: 6.43 ft at 12:15AM Feb 15, 2019Observed: 6.42 ft at 12:30AM Feb 15, 2019Observed: 6.42 ft at 12:45AM Feb 15, 2019Observed: 6.41 ft at 1:00AM Feb 15, 2019Observed: 6.4 ft at 1:15AM Feb 15, 2019Observed: 6.39 ft at 1:30AM Feb 15, 2019Observed: 6.39 ft at 1:45AM Feb 15, 2019Observed: 6.38 ft at 2:00AM Feb 15, 2019Observed: 6.38 ft at 2:15AM Feb 15, 2019Observed: 6.37 ft at 2:30AM Feb 15, 2019Observed: 6.36 ft at 2:45AM Feb 15, 2019Observed: 6.35 ft at 3:00AM Feb 15, 2019Observed: 6.34 ft at 3:15AM Feb 15, 2019Observed: 6.34 ft at 3:30AM Feb 15, 2019Observed: 6.33 ft at 3:45AM Feb 15, 2019Observed: 6.31 ft at 4:00AM Feb 15, 2019Observed: 6.31 ft at 4:15AM Feb 15, 2019Observed: 6.31 ft at 4:30AM Feb 15, 2019Observed: 6.3 ft at 4:45AM Feb 15, 2019Observed: 6.3 ft at 5:00AM Feb 15, 2019Observed: 6.28 ft at 5:15AM Feb 15, 2019Observed: 6.27 ft at 5:30AM Feb 15, 2019Observed: 6.27 ft at 5:45AM Feb 15, 2019Observed: 6.26 ft at 6:00AM Feb 15, 2019Observed: 6.25 ft at 6:15AM Feb 15, 2019Observed: 6.25 ft at 6:30AM Feb 15, 2019Observed: 6.23 ft at 6:45AM Feb 15, 2019Observed: 6.23 ft at 7:00AM Feb 15, 2019Observed: 6.22 ft at 7:15AM Feb 15, 2019Observed: 6.21 ft at 7:30AM Feb 15, 2019Observed: 6.21 ft at 7:45AM Feb 15, 2019Observed: 6.2 ft at 8:00AM Feb 15, 2019Observed: 6.19 ft at 8:15AM Feb 15, 2019Observed: 6.18 ft at 8:30AM Feb 15, 2019Observed: 6.18 ft at 8:45AM Feb 15, 2019Observed: 6.17 ft at 9:00AM Feb 15, 2019Observed: 6.16 ft at 9:15AM Feb 15, 2019Observed: 6.16 ft at 9:30AM Feb 15, 2019Observed: 6.15 ft at 9:45AM Feb 15, 2019Observed: 6.15 ft at 10:00AM Feb 15, 2019Observed: 6.14 ft at 10:15AM Feb 15, 2019Observed: 6.13 ft at 10:30AM Feb 15, 2019Observed: 6.13 ft at 10:45AM Feb 15, 2019Observed: 6.12 ft at 11:00AM Feb 15, 2019Observed: 6.12 ft at 11:15AM Feb 15, 2019Observed: 6.11 ft at 11:30AM Feb 15, 2019Observed: 6.11 ft at 11:45AM Feb 15, 2019Observed: 6.1 ft at 12:00PM Feb 15, 2019Observed: 6.1 ft at 12:15PM Feb 15, 2019Observed: 6.09 ft at 12:30PM Feb 15, 2019Observed: 6.09 ft at 12:45PM Feb 15, 2019Observed: 6.08 ft at 1:00PM Feb 15, 2019Observed: 6.07 ft at 1:15PM Feb 15, 2019Observed: 6.07 ft at 1:30PM Feb 15, 2019Observed: 6.07 ft at 1:45PM Feb 15, 2019Observed: 6.06 ft at 2:00PM Feb 15, 2019Observed: 6.06 ft at 2:15PM Feb 15, 2019Observed: 6.05 ft at 2:30PM Feb 15, 2019Observed: 6.05 ft at 2:45PM Feb 15, 2019Observed: 6.05 ft at 3:00PM Feb 15, 2019Observed: 6.04 ft at 3:15PM Feb 15, 2019Observed: 6.04 ft at 3:30PM Feb 15, 2019Observed: 6.03 ft at 3:45PM Feb 15, 2019Observed: 6.02 ft at 4:00PM Feb 15, 2019Observed: 6.02 ft at 4:15PM Feb 15, 2019Observed: 6.02 ft at 4:30PM Feb 15, 2019Observed: 6.01 ft at 4:45PM Feb 15, 2019Observed: 6.01 ft at 5:00PM Feb 15, 2019Observed: 6 ft at 5:15PM Feb 15, 2019Observed: 6.01 ft at 5:30PM Feb 15, 2019Observed: 6 ft at 5:45PM Feb 15, 2019Observed: 6 ft at 6:00PM Feb 15, 2019Observed: 6 ft at 6:15PM Feb 15, 2019Observed: 5.99 ft at 6:30PM Feb 15, 2019Observed: 5.99 ft at 6:45PM Feb 15, 2019Observed: 5.99 ft at 7:00PM Feb 15, 2019Observed: 5.99 ft at 7:15PM Feb 15, 2019Observed: 5.99 ft at 7:30PM Feb 15, 2019Observed: 5.99 ft at 7:45PM Feb 15, 2019Observed: 5.98 ft at 8:00PM Feb 15, 2019Observed: 5.98 ft at 8:15PM Feb 15, 2019Observed: 5.98 ft at 8:30PM Feb 15, 2019Observed: 5.98 ft at 8:45PM Feb 15, 2019Observed: 5.97 ft at 9:00PM Feb 15, 2019Observed: 5.97 ft at 9:15PM Feb 15, 2019Observed: 5.97 ft at 9:30PM Feb 15, 2019Observed: 5.97 ft at 9:45PM Feb 15, 2019Observed: 5.97 ft at 10:00PM Feb 15, 2019Observed: 5.96 ft at 10:15PM Feb 15, 2019Observed: 5.96 ft at 10:30PM Feb 15, 2019Observed: 5.96 ft at 10:45PM Feb 15, 2019Observed: 5.96 ft at 11:00PM Feb 15, 2019Observed: 5.95 ft at 11:15PM Feb 15, 2019Observed: 5.95 ft at 11:30PM Feb 15, 2019Observed: 5.95 ft at 11:45PM Feb 15, 2019Observed: 5.95 ft at 12:00AM Feb 16, 2019Observed: 5.94 ft at 12:15AM Feb 16, 2019Observed: 5.94 ft at 12:30AM Feb 16, 2019Observed: 5.94 ft at 12:45AM Feb 16, 2019Observed: 5.93 ft at 1:00AM Feb 16, 2019Observed: 5.93 ft at 1:15AM Feb 16, 2019Observed: 5.93 ft at 1:30AM Feb 16, 2019Observed: 5.92 ft at 1:45AM Feb 16, 2019Observed: 5.92 ft at 2:00AM Feb 16, 2019Observed: 5.92 ft at 2:15AM Feb 16, 2019Observed: 5.92 ft at 2:30AM Feb 16, 2019Observed: 5.91 ft at 2:45AM Feb 16, 2019Observed: 5.91 ft at 3:00AM Feb 16, 2019Observed: 5.9 ft at 3:15AM Feb 16, 2019Observed: 5.9 ft at 3:30AM Feb 16, 2019Observed: 5.9 ft at 3:45AM Feb 16, 2019Observed: 5.9 ft at 4:00AM Feb 16, 2019Observed: 5.89 ft at 4:15AM Feb 16, 2019Observed: 5.88 ft at 4:30AM Feb 16, 2019Observed: 5.89 ft at 4:45AM Feb 16, 2019Observed: 5.88 ft at 5:00AM Feb 16, 2019Observed: 5.88 ft at 5:15AM Feb 16, 2019Observed: 5.87 ft at 5:30AM Feb 16, 2019Observed: 5.87 ft at 5:45AM Feb 16, 2019Observed: 5.86 ft at 6:00AM Feb 16, 2019Observed: 5.86 ft at 6:15AM Feb 16, 2019Observed: 5.86 ft at 6:30AM Feb 16, 2019Observed: 5.85 ft at 6:45AM Feb 16, 2019Observed: 5.85 ft at 7:00AM Feb 16, 2019Observed: 5.85 ft at 7:15AM Feb 16, 2019Observed: 5.84 ft at 7:30AM Feb 16, 2019Observed: 5.84 ft at 7:45AM Feb 16, 2019Observed: 5.84 ft at 8:00AM Feb 16, 2019Observed: 5.83 ft at 8:15AM Feb 16, 2019Observed: 5.82 ft at 8:30AM Feb 16, 2019Observed: 5.82 ft at 8:45AM Feb 16, 2019Observed: 5.81 ft at 9:00AM Feb 16, 2019Observed: 5.8 ft at 9:15AM Feb 16, 2019Observed: 5.8 ft at 9:30AM Feb 16, 2019Observed: 5.79 ft at 9:45AM Feb 16, 2019Observed: 5.8 ft at 10:00AM Feb 16, 2019Observed: 5.79 ft at 10:15AM Feb 16, 2019Observed: 5.77 ft at 10:30AM Feb 16, 2019Observed: 5.76 ft at 10:45AM Feb 16, 2019Observed: 5.75 ft at 11:00AM Feb 16, 2019Observed: 5.75 ft at 11:15AM Feb 16, 2019Observed: 5.75 ft at 11:30AM Feb 16, 2019Observed: 5.74 ft at 11:45AM Feb 16, 2019Observed: 5.74 ft at 12:00PM Feb 16, 2019Observed: 5.73 ft at 12:15PM Feb 16, 2019Observed: 5.72 ft at 12:30PM Feb 16, 2019Observed: 5.72 ft at 12:45PM Feb 16, 2019Observed: 5.71 ft at 1:00PM Feb 16, 2019Observed: 5.71 ft at 1:15PM Feb 16, 2019Observed: 5.71 ft at 1:30PM Feb 16, 2019Observed: 5.7 ft at 1:45PM Feb 16, 2019Observed: 5.69 ft at 2:00PM Feb 16, 2019Observed: 5.69 ft at 2:15PM Feb 16, 2019Observed: 5.69 ft at 2:30PM Feb 16, 2019Observed: 5.68 ft at 2:45PM Feb 16, 2019Observed: 5.68 ft at 3:00PM Feb 16, 2019Observed: 5.67 ft at 3:15PM Feb 16, 2019Observed: 5.67 ft at 3:30PM Feb 16, 2019Observed: 5.67 ft at 3:45PM Feb 16, 2019Observed: 5.66 ft at 4:00PM Feb 16, 2019Observed: 5.65 ft at 4:15PM Feb 16, 2019Observed: 5.65 ft at 4:30PM Feb 16, 2019Observed: 5.65 ft at 4:45PM Feb 16, 2019Observed: 5.64 ft at 5:00PM Feb 16, 2019Observed: 5.64 ft at 5:15PM Feb 16, 2019Observed: 5.64 ft at 5:30PM Feb 16, 2019Observed: 5.63 ft at 5:45PM Feb 16, 2019Observed: 5.63 ft at 6:00PM Feb 16, 2019Observed: 5.62 ft at 6:15PM Feb 16, 2019Observed: 5.62 ft at 6:30PM Feb 16, 2019Observed: 5.62 ft at 6:45PM Feb 16, 2019Observed: 5.61 ft at 7:00PM Feb 16, 2019Observed: 5.61 ft at 7:15PM Feb 16, 2019Observed: 5.6 ft at 7:30PM Feb 16, 2019Observed: 5.6 ft at 7:45PM Feb 16, 2019Observed: 5.59 ft at 8:00PM Feb 16, 2019Observed: 5.59 ft at 8:15PM Feb 16, 2019Observed: 5.58 ft at 8:30PM Feb 16, 2019Observed: 5.59 ft at 8:45PM Feb 16, 2019Observed: 5.58 ft at 9:00PM Feb 16, 2019Observed: 5.58 ft at 9:15PM Feb 16, 2019Observed: 5.57 ft at 9:30PM Feb 16, 2019Observed: 5.57 ft at 9:45PM Feb 16, 2019Observed: 5.57 ft at 10:00PM Feb 16, 2019Observed: 5.57 ft at 10:15PM Feb 16, 2019Observed: 5.56 ft at 10:30PM Feb 16, 2019Observed: 5.56 ft at 10:45PM Feb 16, 2019Observed: 5.56 ft at 11:00PM Feb 16, 2019Observed: 5.55 ft at 11:15PM Feb 16, 2019Observed: 5.55 ft at 11:30PM Feb 16, 2019Observed: 5.55 ft at 11:45PM Feb 16, 2019Observed: 5.55 ft at 12:00AM Feb 17, 2019Observed: 5.54 ft at 12:15AM Feb 17, 2019Observed: 5.54 ft at 12:30AM Feb 17, 2019Observed: 5.53 ft at 12:45AM Feb 17, 2019Observed: 5.53 ft at 1:00AM Feb 17, 2019Observed: 5.53 ft at 1:15AM Feb 17, 2019Observed: 5.53 ft at 1:30AM Feb 17, 2019Observed: 5.52 ft at 1:45AM Feb 17, 2019Observed: 5.52 ft at 2:00AM Feb 17, 2019Observed: 5.52 ft at 2:15AM Feb 17, 2019Observed: 5.52 ft at 2:30AM Feb 17, 2019Observed: 5.52 ft at 2:45AM Feb 17, 2019Observed: 5.51 ft at 3:00AM Feb 17, 2019Observed: 5.52 ft at 3:15AM Feb 17, 2019Observed: 5.51 ft at 3:30AM Feb 17, 2019Observed: 5.51 ft at 3:45AM Feb 17, 2019Observed: 5.5 ft at 4:00AM Feb 17, 2019Observed: 5.5 ft at 4:15AM Feb 17, 2019Observed: 5.5 ft at 4:30AM Feb 17, 2019Observed: 5.49 ft at 4:45AM Feb 17, 2019Observed: 5.49 ft at 5:00AM Feb 17, 2019Observed: 5.49 ft at 5:15AM Feb 17, 2019Observed: 5.49 ft at 5:30AM Feb 17, 2019Observed: 5.49 ft at 5:45AM Feb 17, 2019Observed: 5.48 ft at 6:00AM Feb 17, 2019Observed: 5.48 ft at 6:15AM Feb 17, 2019Observed: 5.48 ft at 6:30AM Feb 17, 2019Observed: 5.48 ft at 6:45AM Feb 17, 2019Observed: 5.47 ft at 7:00AM Feb 17, 2019Observed: 5.47 ft at 7:15AM Feb 17, 2019Observed: 5.47 ft at 7:30AM Feb 17, 2019Observed: 5.47 ft at 7:45AM Feb 17, 2019Observed: 5.47 ft at 8:00AM Feb 17, 2019Observed: 5.46 ft at 8:15AM Feb 17, 2019Observed: 5.46 ft at 8:30AM Feb 17, 2019Observed: 5.46 ft at 8:45AM Feb 17, 2019Observed: 5.46 ft at 9:00AM Feb 17, 2019Observed: 5.45 ft at 9:15AM Feb 17, 2019Observed: 5.45 ft at 9:30AM Feb 17, 2019Observed: 5.45 ft at 9:45AM Feb 17, 2019Observed: 5.45 ft at 10:00AM Feb 17, 2019Observed: 5.45 ft at 10:15AM Feb 17, 2019Observed: 5.44 ft at 10:30AM Feb 17, 2019Observed: 5.45 ft at 10:45AM Feb 17, 2019Observed: 5.44 ft at 11:00AM Feb 17, 2019Observed: 5.44 ft at 11:15AM Feb 17, 2019Observed: 5.44 ft at 11:30AM Feb 17, 2019Observed: 5.44 ft at 11:45AM Feb 17, 2019Observed: 5.43 ft at 12:00PM Feb 17, 2019Observed: 5.43 ft at 12:15PM Feb 17, 2019Observed: 5.43 ft at 12:30PM Feb 17, 2019Observed: 5.43 ft at 12:45PM Feb 17, 2019Observed: 5.43 ft at 1:00PM Feb 17, 2019Observed: 5.43 ft at 1:15PM Feb 17, 2019Observed: 5.43 ft at 1:30PM Feb 17, 2019Observed: 5.43 ft at 1:45PM Feb 17, 2019Observed: 5.42 ft at 2:00PM Feb 17, 2019Observed: 5.42 ft at 2:15PM Feb 17, 2019Observed: 5.42 ft at 2:30PM Feb 17, 2019Observed: 5.42 ft at 2:45PM Feb 17, 2019Observed: 5.42 ft at 3:00PM Feb 17, 2019Observed: 5.42 ft at 3:15PM Feb 17, 2019Observed: 5.42 ft at 3:30PM Feb 17, 2019Observed: 5.42 ft at 3:45PM Feb 17, 2019Observed: 5.42 ft at 4:00PM Feb 17, 2019Observed: 5.42 ft at 4:15PM Feb 17, 2019Observed: 5.41 ft at 4:30PM Feb 17, 2019Observed: 5.41 ft at 4:45PM Feb 17, 2019Observed: 5.41 ft at 5:00PM Feb 17, 2019Observed: 5.41 ft at 5:15PM Feb 17, 2019Observed: 5.41 ft at 5:30PM Feb 17, 2019Observed: 5.41 ft at 5:45PM Feb 17, 2019Observed: 5.41 ft at 6:00PM Feb 17, 2019Observed: 5.4 ft at 6:15PM Feb 17, 2019Observed: 5.4 ft at 6:30PM Feb 17, 2019Observed: 5.4 ft at 6:45PM Feb 17, 2019Observed: 5.4 ft at 7:00PM Feb 17, 2019Observed: 5.4 ft at 7:15PM Feb 17, 2019Observed: 5.4 ft at 7:30PM Feb 17, 2019Observed: 5.4 ft at 7:45PM Feb 17, 2019Observed: 5.4 ft at 8:00PM Feb 17, 2019Observed: 5.39 ft at 8:15PM Feb 17, 2019USGS--Water Resources of the United StatesAYIT2(plotting HGIRG) Graph Created (8:50PM Feb 17, 2019)ObservedLatest observed value: 5.39 ft at 8:15 PM CST 17-Feb-2019. Flood Stage is 12 ft
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About this graph
Tabular Data (UTC)
Tabular Data (CST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 12 hours into the future from the forecast issuance time.

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
Downstream Gauge Downstream Locations
Flood Categories (in feet)
Major Flood Stage: 17
Moderate Flood Stage: 16
Flood Stage: 12
Action Stage: 11.5
Low Stage (in feet): 0

Historic 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) 17.40 ft on 08/30/2017
(5) 16.82 ft on 04/09/1968
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.49 ft on 04/07/2018
(2) 14.56 ft on 03/29/2018
(3) 13.65 ft on 02/22/2018
(4) 17.40 ft on 08/30/2017
(5) 14.31 ft on 06/04/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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
17 Secondary roads near the bayou will flood and be barricaded. Moderate to severe lowland flooding will continue for at least a couple of 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  

Current/Historical Observations:
Additional Information Collapse
During periods of possible, potential, very heavy rainfall, river forecasts may take into account precipitation amounts expected 24, 30, 36, or even 48 hours into the future from the forecast issuance time.
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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