“As of 4 May, more than 56,000 people crossed into Egypt through [Qustul and Arqeen], including at least 52,500 Sudanese and 3,950 third-country nationals,” UNHCR Egypt said in a tweet on its official Twitter account.

The UN body added that the source of the number was the Egyptian Ministry of Foreign Affairs.

The tweet was accompanied by a video showing a large number of buses queued at a border crossing.

Air flights between Egypt and Sudan have resumed via Port Sudan Airport but till now there have been no official figures of the number of passengers.

On Thursday, the UNHCR stated that $445 million is urgently needed to support the displaced as a result of the conflict in Sudan.

The UNHCR also stated that the current fighting between the Sudanese Armed Forces and Sudanese Rapid Supports Forces has already displaced over 330,000 people inside Sudan with a further over 100,000 leaving the country.