Kiwi woman missing from Brisbane hostel

A New Zealand woman who was last seen at a Brisbane backpacker's hostel in Upper Roma St on Saturday has been reported as missing.

The 31-year-old suffers from a medical condition and has not been in contact with family or friends.

Police are asking for public help to locate the woman, who is described as Caucasian, about 172cm tall with a large build, pale complexion and red hair.