FloodZoneMap.org

Flash Flood — Medina, TX

Sep 9, 2018

On September 8th, a slow moving surface front entered a very moist environment where precipitable water values were near and above two inches. Thunderstorms developed and some produced heavy rain that led to flash flooding. The pattern remained unchanged on the 9th and thunderstorms with heavy rain developed again, but the focus was generally farther east.

Source: NOAA National Weather Service Storm Events Database (event 784074). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Medina, TX

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

View Medina County flood data →

More Flood Stories

Flash Flood1 death$13.0M damage

Medina, TX · Jun 22, 1997

The heavy rain Friday night into Saturday afternoon had left South Central Texas soils saturated. The situation worsened Saturday evening into Sunday as heavy rain associated with the upper low pressure system redeveloped over the western Texas Hill Country.

Read the full account →
Flash Flood1 death

Medina, TX · May 24, 2015

An upper level shortwave trough moved around the longwave low over the Four Corners region. This upper distubance interacted with a surface boundary moving northward as a warm front from South Texas into a very moist airmass.

Read the full account →
Flash Flood$200K damage

Medina, TX · Sep 8, 2002

Very heavy rain redeveloped in the evening hours from Hondo south to Pearsall and southeastward to Pleasanton. General rain amounts averaged near 2 inches with over 5 inches from Frio Town to Charlotte.

Read the full account →
Flash Flood$200K damage

Medina, TX · Oct 23, 2000

Heavy rain began falling near 0200CST in the San Antonio area, and spread over the following three hours into Kendall, Frio and Medina Counties just to the west and northwest of San Antonio.

Read the full account →