Inspector Bob Jacobs said: "I understand that Sara can be easily confused and her family are understandably concerned that she may come to some harm.
“I believe that it’s likely that Sara is still in the Beaminster area. She is reasonably fit for her age and she has been known to walk considerable distances.”
More top news
More than 30 huts have been burgled along Herne Bay pier, in what seems to be a systematic attack
More than 1,000 cars have been left unattended in a muddy field by companies promising to provide 'off-site' parking for Gatwick Airport.
More than 1,000 cars have been left unattended in a muddy field by five companies promising off-site parking for Gatwick Airport.