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Flash Flood — Williamson, TX

Jul 5, 2025

Precipitable water values over South-Central Texas remained near record levels, and a mid-level anticyclonic circulation continued over Central Texas providing lift to generate thunderstorms. These storms were efficient rain making storms leading to another night of excessive rainfall. Parts of Burnet and Travis Counties received 12-16 inches of rain in approximately six hours that led to deadly flash flooding. Eighteen people died in flood waters: four in Burnet County, ten in Travis, and four

Source: NOAA National Weather Service Storm Events Database (event 1288021). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Williamson, TX

This event is one of many recorded floods in Williamson County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

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