May 30, 2015
The combination of an approaching late season front, warm humid air, light winds that allowed an afternoon sea breeze to develop, and boundaries from storms moving south from Del Rio and Laredo set the stage for multicell thunderstorm clusters to fire, mainly from northwest Cameron and eastern Hidalgo counties westward to the Rio Grande Plains during the mid to late afternoon, which carried into the early evening. Stronger cells produced an estimated 3 to 4 inches just north of the Rio Grande in
Source: NOAA National Weather Service Storm Events Database (event 582548). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Hidalgo County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.