Much of the Houston and Galveston area is expected to experience heavy rainfall and scattered thunderstorms on Friday as remnants of a tropical disturbance that made its way from Florida move out of the Gulf.

Tens of millions of people are at risk of dangerous flash floods in pockets of nearly every region of the contiguous United States Friday, as the nation’s summer of flooding continues.

Relentless rain began on Wednesday, causing flooding in several cities and across vast rural stretches in the province of Punjab.