Mar 18, 2020
An upper level trough near the region contributed to several rounds of severe weather over a 2 day period. The first round was an MCS that resulted in flooding across parts of North Texas. The second round resulted in a few tornadoes to the west and northwest of the DFW Metroplex. The final round was afternoon convection that produced some small hail around the DFW Metroplex.
Source: NOAA National Weather Service Storm Events Database (event 881205). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Collin County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.