Flash Flood — Bexar, Texas

2010-09-08 · near Luxello, Bexar, Texas

Event narrative

Heavy rain from Tropical Storm Hermine produced flash flooding of Cibolo Creek along the Bexar Comal county border resulting in one death. A man was killed when his vehicle was swept off FM1863 at the low water crossing approximately one quarter mile east of Beck Road. After successfully driving through another flooded crossing a few moments earlier, he entered the flood waters and was swept away.

Wider weather episode

Tropical storm Hermine made landfall near the Texas/Mexico border on the night of September 6. The storm moved northward through South Texas into South Central Texas. Strong winds and flooding rain began in South Central Texas on September 7. On September 8 the winds subsided, but the flooding rain continued as the remnants of Hermine moved northward into Oklahoma. South Central Texas was hit very hard with widespread rains of 8-12 inches across much of the I-35 corridor from Austin down to San Antonio. Hardest hit area was north Austin, Round Rock, Cedar Park, and Georgetown. Sixteen inches of rain fell in Georgetown, with the Georgetown Co-op observer reporting 16.37 inches for the 2 day rain event. Williamson County reported 637 homes having been damaged by flood waters, with most having minor to major damage. No damage estimate from these residents are available. Damage estimates are near $8 million dollars for county infastructure including roads, bridges, public buildings and parks.

View location on OpenStreetMap → (29.7341, -98.3576)

Source: NOAA Storm Events Database, event_id 261086. Narrative written by the NWS forecast office that issued the report.