Flash Flood — Calhoun, Texas

2015-05-12 · near Kamey, Calhoun, Texas

Event narrative

Water was over the road on Farm to Market Road 1679 southwest of the Highway 87 intersection.

Wider weather episode

A frontal boundary stalled north of the South Texas region during the morning hours on May 11th. Scattered thunderstorms developed in the afternoon over the Brush Country. A supercell thunderstorm was nearly stationary over southern Duval County for several hours. This caused flash flooding in the evening. A strong upper level disturbance moved out of northern Mexico during the evening hours. A mesoscale convective system developed over the higher terrain in northeast Mexico in the evening hours. The storm complex moved southeast across the Brush Country and into the Coastal Bend during the overnight hours. Flash flooding and damaging winds occurred from Duval County toward the southern Coastal Bend during the morning hours of May 12th. The severe winds caused power outages to as many as twenty five thousand customers across the southern Coastal Bend.

View location on OpenStreetMap → (28.6268, -96.7339)

Source: NOAA Storm Events Database, event_id 578496. Narrative written by the NWS forecast office that issued the report.