The National Water Center warned several rivers would face serious flooding by Friday afternoon, including the Colorado River near San Saba, Texas; the Guadalupe River near Comfort, Texas; the Guadalupe River near Kerrville, Texas; and the Guadalupe River near Hunt, Texas.

Authorities have said thirteen people have died in Kerr County in the US state of Texas amid a bout of severe weather and flooding. Others remain unaccounted for - including around 20 children who had been at a summer camp.

Texas Hill Country was beset by death and disaster Friday after multiple fatalities were reported from months worth of heavy rain that fell in a matter of hours.