Police are 'extremely concerned' for the welfare of a man who has been missing from the Salisbury area for almost three weeks. 

Kahin Kada, 24, went missing at about 6pm on Tuesday, October 3, with police saying he could be anywhere in the country by now. 

A Facebook post by Salisbury Police said: "We are renewing our appeal to the public for help in finding a man who has been missing from the Salisbury area for almost three weeks.

READ MORE: Police urgently appeal to find missing man from Salisbury

"Kahin Kadar, 24, has been missing since around 6pm on October 3 and we are extremely concerned for his welfare.

"He is described as a black male, wearing a brown jacket, grey t-shirt, blue jeans and blue and white Adidas trainers.

"We believe Kahin may have got on a train and travelled out of the Salisbury area.

"He could now be anywhere in the country, and he may appear confused or upset.

"If anyone has any information about Kahin’s whereabouts, please call us on 999 quoting reference number 54230104983."