Police are currently at the scene of an aggravated robbery at Windsor Gardens, according to SA Police.
Just after 8pm on Friday 9 February, patrols were called to a service station on the corner of North East Road and Sudholz Road after a man allegedly armed with a knife approached the console and threatened staff.
The suspect left with an amount of cash and was last seen heading towards Lyons Road.
He is described as being aged in his mid-teens and wearing a black baseball cap with a white front, brightly coloured shirt with a flag on the right hand side and black shorts with writing on them.
Anyone who witnessed this incident or has any information that may assist police is asked to call Crime Stoppers on 1800 333 000.