KEY POINTS:
Police are appealing for information about a Cromwell woman missing since Saturday morning.
Jessica Roberts, 28, left her home during a family gathering and was last seen about 6pm on Saturday driving erratically near Franz Josef.
She has not used her eftpos card since Saturday and has mental health problems for which she recently stopped taking her medication, her father Rian Roberts told The Southland Times.
"We are very concerned about where she is."
Her family believe she is still in the Westland area.
Constable Maude O'Connell said police were contacted by motorists in the Franz Josef area on Saturday evening who were concerned about a driver matching Ms Roberts' description.
Ms Roberts is Pakeha, about 175cm tall, of medium build with shoulder-length brown hair.
She was driving a dark blue Nissan Cefiro.
Police would like to hear from anyone who may know where she is.
- NZPA