Turkey summons its "chargé d'affaires" to Egypt after accusing the Egyptian security forces of raiding the Cairo offices of the state-run Anadolu News Agency and arresting four of its employees.
Turkish President Recep Tayyip Erdoğan denounces Egypt and the United Arab Emirates for supporting the eastern-based Libyan forces of Khalifa Haftar. Turkey says it will maintain its support for the Government of National Accord (GNA) and calls the UAE's actions "piratical".
Nine people are killed in two coordinated attacks targeting Coptic Christians in Egypt. Two of the victims are killed by a gunman in a Coptic-owned appliance store in the Helwan area of Cairo. The gunman then moves to a church where he kills a further six civilians and a policeman before being arrested.
Palestinian factions, Hamas and Fatah, sign a unity deal in Cairo, that is also publicly supported by the governments of Egypt and Saudi Arabia. The Fatah-controlled Palestinian National Authority (PNA), along with Israel, currently govern the West Bank. According to the signatories of the deal, the PNA will take administrative control of the Gaza Strip, and, along with Hamas, police its borders. The signatories consider the agreement a first step, and, if productive, plan to meet next month to address the remaining issues. The government of Israel opposes any involvement by Hamas in a Palestinian government.
Four Egyptian security personnel are killed and another four are injured by a roadside bomb near the border town Rafah in the Sinai Peninsula. Islamist militants are suspected to have remotely detonated the device as an armored vehicle drove by the town's center, near the border with the Gaza Strip and Israel, security sources told Ahram Online.
The storm spreads to Egypt with some Cairo suburbs seeing snowfall. Local news reports claimed it was the capital's first snowfall in 112 years. Night temperatures are expected to drop as low as 2°C - 36°F.
Russian ministers led by Foreign Affairs Minister Sergey Lavrov including Defense Minister Sergey Shoygu arrive in Cairo and meet with their Egyptian counterparts including the head of Egypt's military General Abdel Fattah el-Sisi in talks over a new era of enhanced military co-operation.