Newly released satellite images reveal catastrophic damage caused by the Hill Country floods along the Guadalupe River.

This map shows where camps along the Guadalupe River were impacted by the July 4 flood. Meteorologists Pat Cavlin and Kim Castro detail how it all happened.

Also: San Antonio mourned the victims in a Travis Park vigil; UTSA said one of its teachers died in the Guadalupe River flood; Kerrville officials said a privately owned drone collided with a helicopter conducting search and rescue operations.

A "Basic Plan" for emergency response for three Texas counties labeled flash flooding as having a "major" impact on public safety, according to a page on a city website.

Meteorologists say the Texas Hill Country is frequently hit with floods, although some officials and residents were caught off guard by the catastrophic storms, which killed more than 100 people over the holiday weekend.

Guadalupe River returns to safer levels after Kerr County flash flood, with 160 people missing. Volunteers aid in search and recovery amid debris and devastated areas. Skip Navigation

Texas officials confirmed that 25 girls at Camp Mystic in Kerr County went missing after the Guadalupe River rose more than 20 feet in less than two hours.

Before and after satellite images from Texas show the effects of the devastating flooding that occurred along the Guadalupe River on July 4.