UPDATE 4.35pm: Mr Rayfield and his two step children have been located safe and well.
A member of the public who had seen the appeal for information on social media saw his vehicle in the south west of the state and notified police.
Police found the vehicle and located Mr Rayfield.
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READ NOWThe two children were with another family member in the south west.
FREMANTLE Detectives are searching for a 36-year-old man who was last seen in Hamilton Hill.
Daniel Justin Rayfield is described as fair skinned, 186cm tall with a slim build, brown hair and blue eyes and is driving a 2002 silver Holden Astra with the number plate 1GEA727.
Mr Rayfield was last seen in Hamilton Hill about 8am this morning and police believe he is with his two step children, a four-year-old girl and a seven-year-old boy.
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