Northern Territory Police are requesting public assistance to locate a 15-year-old who has been reported missing.

She left her residence in Alice Springs yesterday afternoon at around 4:00pm, and she has not been seen since.

She is described as being around 150cm tall, having a medium build, she has a pale complexion, and dark shoulder length hair.

She was last seen wearing a pink jumper, dark pants, and brown boots. A new image has been included below.

Police hold concerns for her welfare. Anyone who has information in relation to her whereabouts are urged to contact police on 131444, and quote reference number NTP2600089256.

Anonymous reports can also be made through Crimestoppers on 1800 333 000.