Event narrative (NOAA)
Heavy rain from slow-moving thunderstorms fell into the Hamilton Creek watershed contributing to a rapid rise of the creek that moved downstream near Marble Falls into the Colorado River. While only 1 to 2 inches of rain fell over Marble Falls, a swath of over 10 inches of rain occurred within the watershed upstream. An LCRA stream gauge on Hamilton Creek near Marble Falls measured a rise of 18.65 ft in about 90 minutes with 49,970 cfs before the gauge stopped reporting data. Widespread inundation and downing of trees occurred along the Hamilton Creek, with the extent of inundation at times nearly 1/3 mile across near FM 1431. The CR 341 crossing along Hamilton Creek was completely washed out on both approaches, leaving only a significantly damaged central concrete segment. The south appro
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.