They say she has long black hair, and was wearing a black and grey 3⁄4 length coat.
She was in the Midvale Road, Columbus Street, Cheapside area between 17:50 and 18:30.
Police haven’t released any more details but say no one was injured in the incident.
Anyone who may have seen the incident or the woman at any point before she was arrested is urged to call Police Headquarters on 01534 612612 or use the confidential line on 0800 555 111.
