National Weather Service Advanced Hydrologic Prediction Service

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This probabilistic forecast is issued by the 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

About this graph

Forecasts for the San Antonio River at Elmendorf are issued as needed during times of high water, but are not routinely available.

Return to Area Map

Downstream Gauge

Zoom Level:14

Flood Categories (in feet)

Major Flood Stage:	48
Moderate Flood Stage:	39
Flood Stage:	35
Action Stage:	33
Low Stage (in feet):	-9999

Historic Crests
(1) 64.20 ft on 10/18/1998
(2) 63.16 ft on 07/06/2002
(3) 61.00 ft on 09/27/1946
(4) 53.06 ft on 06/05/1986
(5) 53.00 ft on 06/28/1913
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 38.64 ft on 10/15/2021
(2) 39.91 ft on 07/07/2021
(3) 44.82 ft on 06/03/2016
(4) 44.99 ft on 05/24/2015
(5) 38.21 ft on 04/25/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

	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
60	Downstream in Wilson county people cut off by numerous flooded Farm to Market roads. Numerous homes are flooded in Wilson county as well.
52	Widespread major flooding damages crops and pastureland. Roads and bridges are flooded and dangerous. Oil field pump jacks and irrigation pumps are flooded and damaged. Many livestock can be cut off and drowned.
48	Major flooding near Elmendorf to above Goliad State Park isolates livestock, damages crops and roads, floods oil field tank batteries, pump jacks, irrigation pumps, and any equipment in the flood plain. Flooding is widespread.
45	Moderate lowland flooding inundates crop and pastureland below San Antonio to below Floresville. Roads and bridges in the flood plain are flooded. Pump jacks and oil field tank batteries flood.
43	Moderate lowland flooding inundates and damages crop and pastureland below San Antonio to below Floresville. Numerous roads and bridges are flooded. Oil well pump jacks and irrigation pumps are flooded and damaged.
39	Moderate lowland flooding damages crops and floods pastureland below San Antonio to below Floresville. Secondary roads and low bridges, irrigation pumps, oil field pump jacks and tank batteries flood. Livestock are cut off in low areas.
35	Minor lowland flooding inundates crop and pastureland below San Antonio to below Floresville.
33	Overbank conditions may cut off livestock in low areas.

Other Real-time and/or Archive Data Sources:

U.S. Geological Survey (USGS) Data and Site Info for Elmendorf

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
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Page last modified: 2-Nov-2020 7:29 PM

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