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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 Leon Creek at San Antonio I-35 South are issued as needed during times of high water, but are not routinely available.
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Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 16
Flood Stage: 15
Action Stage: 13
Low Stage (in feet): -9999

Historic Crests
(1) 29.31 ft on 10/18/1998
(2) 27.62 ft on 05/25/2013
(3) 27.20 ft on 07/02/2002
(4) 25.79 ft on 07/06/2021
(5) 24.60 ft on 06/22/1997
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 25.79 ft on 07/06/2021
(2) 27.62 ft on 05/25/2013
(3) 17.10 ft on 07/22/2007
(4) 21.71 ft on 06/29/2007
(5) 22.92 ft on 11/22/2004
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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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
26 Major flooding of primary and secondary roads and bridges from above Highway 90 to below I-35. Evacuations may be required from homes and the mobile home park in the flood plain and along New Laredo Highway as water is likely to enter structures. The approaches and shoulders to the I-35 bridge will flood. At the 26 foot level water is nearing the bottom of the I-35 bridge. Flooding is observed around the StandardAero facility.
25 The mobile home park on New Laredo Highway will flood. Approaches and shoulders to the I-35 bridge will begin to flood with traffic likely restricted to one lane. Flooding will occur at the StandardAero facility.
22 Homes and businesses in the flood plain along Leon Creek may flood and evacuations may be required. Residents in the mobile home park near Leon Creek on New Laredo Highway should prepare for flooding. Most primary and secondary roads and low bridges near Leon Creek are flooded. Camargo Park near Nelson Wolff Stadium will see flooding.
20 Major flooding could reach or enter structures above Kelly USA down to I-35. Several horse barns are flooded. Roads, streets and low bridges in the flood plain and near Leon Creek can flood and become dangerous and deadly. The northbound and southbound medians to the I-35 bridge and service roads will begin to flood. Flooding will begin around the StandardAero facility.
16 Camargo Park near Nelson Wolff Stadium will begin to see water entering the park in areas that are close to the creek. Primary and secondary roads and bridges will begin to see flooding from above Kelly USA to below I-35. Flow approaches horse barns and homes below Kelly USA.
15 Moderate flooding in the floodplain that will begin to approach primary and secondary roads and low bridges above Kelly USA to below I-35. Water may begin to approach homes in the lowest areas from near Nelson Wolff Stadium to I-35.
13 Minor lowland flooding begins to approach secondary roads and low bridges above Kelly USA to below I-35.

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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