Apr 18, 2016
A slow moving upper low over the Southwestern U.S. combined with near record level moisture aided in producing extremely heavy rainfall and devastating flooding over portions of Harris, Waller and Fort Bend Counties. Northwest to southeast orientated bands of precipitation commenced during the early evening hours of April 17th across extreme southwestern and western Harris County as well as north and west into Grimes, Waller, Fort Bend, Austin and Colorado Counties. Between 8:00 p.m. and 9:00 p.
Source: NOAA National Weather Service Storm Events Database (event 629836). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Waller County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.