The risk of the catastrophic flooding that struck Texas Hill Country as people slept on July 4 and left at least 120 dead was potentially underestimated by federal authorities, according to an ABC News analysis of Federal Emergency Management Agency data, satellite imagery and risk modeling.

The threat of heavy rain is “slight” for this weekend, but with the ground fully saturated in Kerr County even small amounts of rainfall could cause flooding.

Crews are digging through mountains of debris along the Guadalupe River as they continue their desperate search

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

Kerr County officials say death toll has risen to 96 due to the Hill Country floods, including 60 adults and 36 children.