Regardless, the process cannot create storms out of thin air. Ken Leppert, an associate professor of atmospheric science at the University of Louisiana Monroe, said it “had absolutely nothing” to do with the flash floods in Texas.

The heavy rain that turned a river in Texas into a raging wall of water was fueled by unique atmospheric conditions, according to meteorologists and climate scientists.

One of Texas' most popular rivers flooded over the weekend and contributed to Texas' catastrophic flooding that claimed over 80 lives, including two dozen children at Camp Mystic. Here's what to know about the layout of the river and the role it played in one of the state's deadliest flash floods in modern history.