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Weather Forecast Office Austin/San Antonio, TX

West Gulf River Forecast Center

Hydrograph

River at a Glance

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Printable Image About this graph Tabular Data (UTC) Tabular Data (CDT) Datum: Not Available Metadata

NOTE: River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. NOTE: Forecasts for the Devils River at Cauthorn Ranch near Juno are issued as needed during times of high water, but are not routinely available.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 18 Moderate Flood Stage: 10 Flood Stage: 8 Action Stage: 7 Low Stage (in feet): -9999 Historic Crests (1) 15.09 ft on 10/18/2018 (2) 13.71 ft on 09/22/2018 (3) 10.38 ft on 11/17/2004 (4) 9.11 ft on 06/28/2016 (P): Preliminary values subject to further review. Recent Crests (1) 15.09 ft on 10/18/2018 (2) 13.71 ft on 09/22/2018 (3) 9.11 ft on 06/28/2016 (4) 10.38 ft on 11/17/2004 (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:15 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

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18	(5.5 meters), Major lowland flooding above Ozona to Amistad Reservoir floods.
16	(4.9 meters), Flow is well into the flood plain and life threatening to campers near the river from the headwaters to Amistad Reservoir. Low roads and crossings are extremely dangerous along the Devils River and tributaries. Livestock should be removed from the flood plain.
13	(4.0 meters), Campers, autos and gear on the banks wash downstream as this flood wave moves downstream.
10	(3.0 meters), Numerous portions of Highway 163 along the Devils River become flooded. Low water crossings and bridges along the Devils River are impassable, and motorists may become stranded between low spots for several hours.
8	(2.4 meters), Several low crossings on Highway 163 on the Devils River are flooded, and motorists may become stranded between crossings for several hours.
7	(2.1 meters), Low water crossings on the Devils River become impassable, and motorists will have a risk of becoming stranded between crossings.
6	(1.8 meters), Water begins to run over the road at many Hwy 163 low crossings.

About This Location

Latitude: 30.079167° N, Longitude: 101.109722° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 8 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 1655.2 1663.2 Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other Not Available Not Available

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Rainfall Frequency Atlas Maps Weather Prediction Center Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management West Gulf River Forecast Center Lower Colorado River Authority Guadalupe Blanco River Authority San Antonio River Authority Edwards Aquifer Authority Nueces River Authority International Boundary and Water Commission 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 Austin/San Antonio Weather Forecast Office 2090 Airport Road New Braunfels, TX 78130 (830) 629-0130 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:29 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities