A hydrologist explains why Texas Hill Country is known as Flash Flood Alley and how its geography and geology can lead to ...

Around 11 million Americans are under flood alerts as a "ring of fire" weather pattern will continue to impact the eastern two-thirds of the country through the weekend.

The National Weather Service issued an urgent flood warning at 1:14 a.m. July 4th. Camp personnel did not start moving girls ...

Maps show how heavy rainfall and rocky terrain helped create the devastating Texas floods that have killed more than 120 ...

New York is cleaning up and trying to dry out after Monday night's torrential rains caused flash flooding and damage.

A hydrologist and civil engineer explain why portions of southern Texas — known as Flash Flood Alley — is so prone to such ...