Greta Toranzo, 10, was a camper at Camp Mystic when the Guadalupe River quickly rose in the morning hours of July 4.

Flood watches have been issued by the National Weather Service until at least 7 p.m. CT July 6 in Hill Country and along the I-35 corridor. The Weather Prediction Center added that scattered thunderstorms are likely to drop "torrential downpours over sensitive soils across parts of the Texas Hill Country."