this 15-vehicle crash near bakersfield,alifornia, injuring more than a dozen people. how many cars are in this accident? >> reporter: a woman recording the aftermath, in disbelief. in alabama, 70-mile-per-hour winds took out this high school. and in north carolina, rains crashed the commute. in florida, these drivers powered through the flood waters. texaxas took ithe worst. at least six people are dead. streets vanished underwater and rvs floated away. south of houston, troy e elmore's me security camera captured family's backyard. >> it was freaky. >> reporter: dozens of homes in the area were damaged. >> all this was up against here. it happened so quick, that -- it's hard to prepare for it. >> reporter: the tornado that for the roof off this house was packing winds of 115 miles per hour. but the damage here is pretty random. this house right next door -- completely fine. clayton sandell, abc news, laporte, texas. >> somebebody turned the air-conditioner on super high. snow is falling in higher elevations in california. >> trying to get you prepared for winter. >>