The San Antonio River experienced major flooding during the week of Aug 27 to Sept 5th. National Weather Service Doppler Radar estimates show 8 to 15 inches fell across the San Antonio River basin as far north as the city of San Antonio. The San Antonio River rose from a level of 3.5 feet on Aug 30th to 23.84 feet in less than 24 hours. The river then went on to a crest of 41.40 feet on Sept 2nd at 4:45 pm, which equates to a flow of 24,762 cfs.
How does this flood compare to the flood of record? During Hurricane Beulah, Sept 23, 1967, the San Antonio River crested at 53.7 feet. This equates to a flow of 138,000 cfs.
Below you will see a graph of the San Antonio River as measured from the gauge on the Highway 183 bridge. In addition the following photographs show what the River looked like near the height of the flood. Most of the Goliad State park was flooded.
San Antonio River Photos