At least 81 people are dead and at least 41 more are missing after devastating flash floods slammed Texas Hill Country, with water rescues taking place along the Guadalupe River, which rose rapidly early Friday morning to the height of a two-story building.

Gov. Greg Abbott said there are at least 68 people dead in Kerr County, including 40 adults and 28 kids, after flooding hit central Texas. Ten children from Camp Mystic and one counselor are still unaccounted for.

Flash floods in Texas have killed at more than 80 people, many of them children.Heavy rains fell quickly in the predawn hours Friday in the Texas Hill Country, causing the Guadalupe River to rise 26 feet in just 45 minutes.