Saudi Arabia and the United States have both asked for Sudan truce to be prolonged.
Both governments are keeping an eye on the truce, which has been periodically breached, and have urged the army and the rival paramilitary Rapid Support Forces (RSF) to continue talks in order for humanitarian aid to be delivered.
Residents reported violence overnight in Khartoum and the neighboring city of Omdurman.
There is rising concern about the region’s deteriorating security.
Minni Minawi, the current governor of Darfur and a former rebel leader, has urged civilians to take up arms.