Flash Flood — Calhoun, Texas

2021-05-19 · near Port Lavaca, Calhoun, Texas

Event narrative

Heavy rain and flooding resulted in numerous road closures, stranded vehicles, and water rising into homes across multiple locations in the northern part of Calhoun County.

Wider weather episode

An upper trough rotating across the Rio Grande resulted in widespread shower and thunderstorm development across South Texas during the evening hours of May 18th and continued into May 19th. Redevelopment along a nearly stationary outflow boundary resulted in training of thunderstorms across portions of the Victoria Crossroads and Kleberg County. By the time the event ended, over 13 inches of rain had fallen at Kingsville with 8-10 inches of rain across Victoria and Port Lavaca. Flooding resulted in 50 homes being affected in Victoria County; 12 of those homes suffered minor damage. Over $15 million in damages to public property occurred across Victoria and Calhoun County from this event per the Texas Division of Emergency Management.

View location on OpenStreetMap → (28.6100, -96.6200)

Source: NOAA Storm Events Database, event_id 963251. Narrative written by the NWS forecast office that issued the report.