A huge fire was reported early Wednesday following explosions at the site of an arms factory near Sudan's capital Khartoum.

News reports quote witnesses as saying they heard explosions late at night before the fire broke out.

Initial media reports said the site of the incident was the Yarmouk ammunition factory.

The reason for the explosions is not yet clear and there are no immediate reports of casualties.

The Sudanese military has not made any statements yet on the matter.