An East Cobb woman who went missing from her home on a record hot day was discovered safe with relatives early Sunday morning. 

Cobb Police cancelled a Mattie's Call for Norma Davidson, 77, shortly after the emergency notice was issued at 12:45 a.m. Sunday. 

Davidson, who suffers from dementia, drove away from her home on Rio Montana Road between 3 p.m. and 4 p.m. Saturday, according to Cobb Police spokesman Officer Michael Bowman.

Bowman said she was found safe with relatives and was unharmed, and she has been reuinited with her husband.