Event narrative (NOAA)
State and local emergency management officials, as well as ground truth rainfall totals, reported widespread flooding in south-central Hidalgo County, focused on the Mission/Alton/West McAllen area as a firehose of thunderstorms persisted for more than five hours through the morning commute until around noon before finally dissipating. Estimated and measured rainfall for the event ranged from 6 to 11 inches, with periods of 2 to 3 inches per hour embedded during the heart of the morning commute. Numerous roads, thousands of homes and vehicles (specific number unknown) were under a range of water depth, ranging from 18 inches to 3 to 4 feet in either poorly draining neighborhoods from the west half of McAllen through Mission.||A peak total rainfall of 18.31 inches fell in Mission for the c
Other notable flash flood events in Texas
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.