Egypt's Meteorological Authority warned that most parts of the country will be hit by a series of unstable weather conditions beginning Wednesday and continuing till Saturday. Rain is expected to fall on the Western parts of the country on Wednesday, said the statement, adding that the northern coast, Nile Delta, north Upper Egypt and middle Sinai may also experience rainfall. According to the statement released earlier Wednesday, the peak of the unstable weather conditions will occur on Thursday and Friday. Rain and thunderstorms are expected to hit Egypt's Northern coast on Thursday and Friday along with cold temperature. The Meteorological authority also warned that there would be disturbance in navigation in the Red Sea and Mediterranean Sea from Wednesday till Saturday. The authority also urged citizens in to be cautious while driving on highways, especially early in the morning. Expected weather temperatures on Thursday and Friday: The Nile Delta and Cairo: 15 – 11 Celsius The Western Northern coast: 16 – 13 Celsius The Eastern Northern coast: 17 – 13 Celsius The North Upper Egypt: 16 – 8 Celsius The South Upper Egypt: 21 – 10 Celsius