President Donald Trump is visiting Texas on Friday to assess catastrophic flooding that has killed at least 120 people.

Plans to develop a flood monitoring system in the Texas county hit hardest by deadly floods were scheduled to begin only a few weeks later.

At least 119 people have been found dead in nearly a week since heavy rainfall overwhelmed the river and flowed through homes and youth camps in the early morning hours of July 4. Ninety-five of those killed were in the hardest-hit county in central Texas, Kerr County, where the toll includes at least three dozen children.

Well, it could take months for Texas families to experience some form of closure as more than 170 people remain missing, nearly a week after those deadly floodwaters rushed in the Texas Hill Country on July 4 as four months of rain fell in just two days over central Texas.

Follow for live updates in the Texas flooding as the death toll rises to 120, as rescue operations start to shift to recovery phase

The Houston Texans were the first to announce their donations on Saturday, July 5, with more coming throughout the week. The Dallas Cowboys and the NFL Foundation joined the Texans on Sunday, July 6, with each contributing $500,000 in a $1.5 million total donation.

The Texas Hill Country has been notorious for flash floods caused by the Guadalupe River. Here's why the area is called "Flash Flood Alley."

A retired nurse, her son, and a family friend say they were lucky to survive last week's flash floods in Texas that killed more than 100 people, including many summer campers.

In what experts call "Flash Flood Alley," the terrain reacts quickly to rainfall steep slopes, rocky ground, and narrow riverbeds leave little time for warning.

Carl Nasman reports alongside a search team on the Guadalupe River, as more than 150 remain missing nearly a week after deadly flooding.

With more than 170 still missing, communities must reconcile how to pick up the pieces around a waterway that remains both a wellspring and a looming menace.

Virginia Hollis is one of the girls missing from Camp Mystic, according to a social media post from Bregman. She was staying in Cabin Twins 2 when floodwaters from the Guadalupe rushed through the campgrounds. Ellen is a missing Camp Mystic camper, according to her family.