Apr 30, 2021
A cluster of showers and thunderstorms developed during the late evening hours of April 29th over Deep East Texas, near and just south of a weak cold front that drifted south across East Texas and North-Central Louisiana. These storms developed in a very moist air mass, near an inverted low level trough that extended from Deep East Texas into West-Central Louisiana. Additional forcing aloft was provided by increasing large scale forcing ahead of a closed upper low over Northern Mexico, which res
Source: NOAA National Weather Service Storm Events Database (event 947012). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in San Augustine County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.