May 26, 2020
A couple of supercells and isolated to thunderstorms developed in Starr County in advance of a late season cold front bringing hail to the area. As the cold front passed through, more thunderstorms developed along the front bringing strong winds and heavy rain across the Rio Grande Plains and upper Rio Grande Valley, with hail and flooding.
Source: NOAA National Weather Service Storm Events Database (event 898043). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Starr County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.