Rachel Booth, 38, from Northwich, Cheshire, was reported missing after being last seen by her family in the Barnton area.

The child was taken under circumstances that lead police to believe that they are in imminent danger of serious bodily harm and/or death,” the alert read.

Just before daybreak on July 4, the destructive, fast-moving waters rose 26 feet on the Guadalupe, washing away homes and vehicles.