According to the Associated Press, another death was reported in the Mexican state of Tamaulipas, located near the U.S.-Mexico border — bringing the death toll up to at least four. The extreme rainfall also pummeled parts of northeastern Mexico, with the region seeing between 7 and 12 inches of rain, according to AP.

At least three people died in southern Texas and one across the border in Mexico after as much as 20 inches of rain fell in parts of the Rio Grande Valley, stranding motorists and causing widespread destruction.

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,