Camp Mystic, a 99-year-old Christian summer camp for girls in Texas Hill Country, was hosting 750 children this week when catastrophic flooding struck the Guadalupe River early Friday, leaving at least 20 children missing.

The National Weather Service out of Austin in its Saturday morning forecaster's discussion noted that "rounds of showers and isolated thunderstorms" are likely through the evening for much of the Central Texas region,

The devastating floods have claimed 24 lives. More than 20 children are missing, and officials say more deaths are expected.