POLICE continue to investigate the whereabouts of missing man Brock Hewitt.
Police now know Mr Hewitt visited a hardware store in Yanchep about 4.45pm on Monday.
A short time later, about 4.50pm, he was seen at a service station on Yanchep Beach Road in Yanchep.
He then travelled in an easterly direction towards the intersection of Indian Ocean Drive and Wanneroo Road.
This is now the last confirmed sighting of Mr Hewitt and his vehicle, a white 2014 Nissan Navara utility with a canopy, registration 1GDR 069.
Mr Hewitt is light skinned with a slim build, 175cm tall with short dark hair and ‘Hewitt’ tattooed on his left arm.
He was last seen wearing a singlet, shorts and thongs.
The 29-year-old FIFO driller is an Australian Army veteran who served in Afghanistan.
Mr Hewitt suffers from post-traumatic stress disorder and recently separated from his partner.
He missed an appointment with a psychologist on Tuesday.
Brock’s mother, Jan, last spoke to her son on Monday and said he was his “normal, bubbly self”.
Anyone who has information about Mr Hewitt is asked to contact Crime Stoppers on 1800 333 000 or make an online report at www.crimestopperswa.com.au