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This probabilistic forecast is issued by the West Gulf River Forecast Center.
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About this graph
Forecasts for the Medina River near Somerset are issued as needed during times of high water, but are not routinely available.
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Downstream Gauge Downstream Gauge - at San Antonio US 281S
Zoom Level:13
Flood Categories (in feet)
Major Flood Stage: 24
Moderate Flood Stage: 22
Flood Stage: 18
Action Stage: 15
Low Stage (in feet): -9999

Historic Crests
(1) 42.19 ft on 07/06/2002
(2) 22.08 ft on 10/24/2002
(3) 18.19 ft on 09/23/2018
(4) 17.10 ft on 05/02/2021
(5) 15.29 ft on 10/14/2021

(P): Preliminary values subject to further review.

Recent Crests
(1) 15.29 ft on 10/14/2021
(2) 17.10 ft on 05/02/2021
(3) 18.19 ft on 09/23/2018
(4) 22.08 ft on 10/24/2002
(5) 42.19 ft on 07/06/2002

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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Gauge LocationGauge Map Marker
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
35 Highway 16 floods.
29.39 Flood of Record (07/17/1973).
28.2 Food of 05/30/1987 - Many homes flooded from above Von Ormy downstream to below Peaesall Road - Flow 26,000 CFS.
24 Major flooding reaches the Highway 16 bridge floor. Water reaches homes and businesses near Von Ormy upstream (16,000 CFS).
23.4 June 23, 1997 03:15 AM (14,800 CFS) - No structural damage reported below Medina Lake to the San Antonio River confluence.
22.7 October 18, 1998 15:15 PM (13,500 CFS) - No reported structural flooding below Medina Lake to the San Antonio River confluence. Gauge is between Medio Creek and Leon Creek inflows.
21 Rating flattens considerably - Flow into flood plain.
18 Minor flooding threatens buildings in campground at confluence of Medina River and Medio Creek.
15 Water reaches slab of Knights of Columbus business office at Medina River and Pearsall Road upstream near Von Ormy.
12 Banckfull.

Other Real-time and/or Archive Data Sources:

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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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