A man involved in a siege in Inala has been shot by police.

Police had earlier tried to use mobile phones to negotiate with the armed man who had kept them at bay for nearly four hours.

Police surround a man during a siege at an Inala home. Credit:Nine News

The man was in a critical condition at 4.15pm, however by 4.40pm police and paramedics were unable to confirm details of his condition.

The 42-year-old had been alone inside a parked car in a carport on Gannet Street.