Apr 21, 2025
The combination of sufficient tropical moisture, a washed out front, and a weak upper level disturbance allowed for slow moving thunderstorms to dump very heavy rainfall in northeast Willacy County on April 21st. Minor flooding ensued due to rainfall rates of 2 per hour for over 2 hours.
Source: NOAA National Weather Service Storm Events Database (event 1256799). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Willacy County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.