 Rainfall produced by Chantal in the city of Houston alone varied extensively , with 7 @.@ 14 inches ( 181 mm ) at William P. Hobby Airport after twenty @-@ four hours , and only 1 @.@ 21 inches ( 31 mm ) at George Bush Intercontinental Airport ( then known as Houston Intercontinental Airport ) in the same time lapse . In the southern portions of Harris County , rainfall totaled ranged from 8 to 12 inches ( 200 to 300 mm ) . Significant amounts of precipitation resulted in flooding , which in turn , caused several hundred emergency crew rescues and damage to at least 500 homes . Strong winds also caused significant effects in the county . In La Porte , where winds gusted to 70 mph ( 110 km / h ) , 40 trees were toppled at a golf course , while a plane was flipped over at the La Porte Municipal Airport . The roof of a mobile home was torn off and a fence and a portable building was destroyed in Highlands . Winds damaged a red cross shelter in Pasadena and blew out several windows at a hospital in Baytown . Throughout the county , high winds destroyed 2 mobile homes and damaged 49 apartments and 24 businesses . 
