Michelle has been found safe and well.
Concerns were held for a missing Dudley Park woman after she disappeared on Friday.
About midday, 51-year-old Michelle left her home in a hot pink 2012 model Toyota Yaris hatchback.
Mandurah Police advised Michelle has a wheelchair with her and may use it to travel short distances.
It is understood she frequently visits beach car-parks to watch the ocean.
She has since been located safe and well.