The wide-scale search for a Mandurah mother who went missing from Bluff Knoll will cease overnight, before recommencing tomorrow morning.
Lorjie Bautista, 38, was last seen at 4am on Tuesday, May 7.
Ms Bautista is believed to have gone for a hike in the Stirling Ranges National Park, north of Albany, but she never returned.
The search continues on Sunday, involving police air-wing and State Emergency Service teams.
Lorjie is described as olive skinned, approximately 157cm tall, slim build and black hair.
Police believe she was last seen wearing a grey jumper, black jacket, blue jeans and red/black runners.
Concerns are held for her welfare and anyone with information regarding her whereabouts is asked to contact police on 131 444.