ALERT: November 15 update on the status of the nationwide data transmission error preventing stream gauge data collected at affected locations from being displayed on the Advanced Hydrologic Prediction Services (AHPS) webpages. As of 11/08/2018, The USGS has restored all impacted operational stream gauges to transmitting status. The status map of gauge outages from other agencies is here. The outage map will be updated each Thursday. We apologize for the service interruption and hope to have the data restored as soon as possible.

Weather Forecast Office Houston/Galveston, TX

West Gulf River Forecast Center

Hydrograph

River at a Glance

Download

Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental) Not Available

Auto Refresh: OFF

Printable Image About this graph Tabular Data (UTC) Tabular Data (CST) 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. NOTE: Forecasts for the Lavaca River near Edna are issued as needed during times of high water, but are not routinely available.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Upstream Gauge

Flood Categories (in feet) Major Flood Stage: 28 Moderate Flood Stage: 25 Flood Stage: 21 Action Stage: 20 Low Stage (in feet): 0 Historic Crests (1) 35.49 ft on 10/19/1994 (2) 33.80 ft on 05/25/1936 (3) 32.53 ft on 08/29/2017 (4) 32.51 ft on 07/01/1940 (5) 32.38 ft on 10/19/1998 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 22.55 ft on 10/25/2018 (P) (2) 22.73 ft on 06/22/2018 (3) 32.53 ft on 08/29/2017 (4) 21.92 ft on 02/22/2017 (5) 22.93 ft on 05/22/2016 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records Currently none available. For more information on your flood risk go to www.floodsmart.gov. Show FEMA's National Flood Hazard Layers FEMA's National Flood Hazard Layers not showing? Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map? Possible reasons: There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. The FEMA Web Mapping Service (WMS) is down. Note: Your zoom level may have changed. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers.

Zoom Level:16 Legend FEMA Layer 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

If you notice any errors in the below information, please contact our Webmaster
35	Disastrous flooding continues with the west approach to the Highway 59 bridge inundated and closed. Several homes in the Lavaca River flood plain above Highway 59 into northern Jackson County are flooded. Hundreds of head of livestock may be cut off and drowned in low areas.
34	Disastrous flooding continues with water is to the low steel of the Highway 59 bridge. Several homes in the flood plain above highway 59 are flooded with wodepsread inundation of primary and secondary roads. Hundreds of head of livestock may be cut off and drowned in low pasture areas.
33	Disasterous flooding occurs with the lowest homes above highway 59 flooded and there is several feet of water over secondary roads and low bridges. Flow is within inches of spilling over the approaches to the Highway 59 bridge. hundreds of head of livestock above Highway 59 to below Hallettesville may be isolated and drowned.
30	Major lowland flooding continues with the river over one half mile side near the Highway 59 bridge. numerous roads and bridges in the flood plaing are inundated and closed. Livestock are isolated well into the flood plain.
28	Major lowland flooding begins with the river one half mile wide near the Highway 59 bridge. Primary roads and low bridges are flooded and secondary roads are closed. Livestock are isolated with widespread inundation of crop and pasture land.
25	Moderate lowland flooding begins with the river one third of a mile wide near the Highway 59 bridge flooding secondary roads and bridges along the river. Livestock are isolated and potentially drowned.
23	Flooding along the Lavaca River reaches hundreds of yards into the lower flood plain backing up sloughs and low areas. Minor roads and near the river flood and livestock are isolated.
22	Flooding along the Lavaca River reaches well into the lower flood plain backing up sloughs and low areas.
21	Minor lowland flooding begins with flow backing through preipheral channels adjacent to the river and reaches into sloughs and low areas.
20	At levels above 20 feet flow exceeds the lowest sections of both banks.

About This Location

Latitude: 28.959722° N, Longitude: 96.686111° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 21 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 NULL NULL   Current/Historical Observations: Corps of Engineers (COE) Info for Edna

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary United States Geological Survey Drought Indicies Inundation Mapping Locations Weather Prediction Center

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Flood Damage Costs/Fatalities in the US, 1903 - 2014 AHPS Web Brochure West Gulf River Forecast Center Harris County Flood Control District Brazoria County Office of Emergency Management Fort Bend County State of Texas Office of Emergency Management Trinity River Authority San Jacinto River Authority Brazos River Authority Lower Colroado River Authority Lavaca-Navidad River Authority Snow Information

Collaborative Agencies 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 Houston/Galveston Weather Forecast Office 1353 FM 646, Suite 202 Dickinson, TX 77539 (281) 337-5074 Ask Questions/Webmaster Page last modified: 21-Dec-2016 5:20 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities