South Texas is trying to dry out after severe thunderstorms flooded streets and had authorities conducting more than 50 water rescues as many drivers were forced to abandon their vehicles on roadways and parking lots as some areas were inundated with a foot of rain.

Waves of downpours and thunderstorms continue across South Texas, driving a flooding and severe weather risk through late Friday. Some places could see up to a foot of rainfall, while others may face a low-end tornado risk.

Severe flooding swept through South Texas and border cities in Mexico on Thursday, as half a year's rainfall drenched the region in less than two days. And more rain is coming. Thunderstorms brought 10 to 15 inches of rain to parts of Texas,