Gautam Buddh Nagar administration orders schools in Noida and Greater Noida to observe the holiday for students up to Class 8 till January 14 due to dense fog and cold weather conditions; District Basic Education Officer Rahul Panwar issues the order applicable to all schools recognised by state board, CBSE, ICSE, IB and others; District Magistrate Maneesh Kumar Verma's instructions to be followed strictly; minimum temperature in Gautam Buddh Nagar recorded at 9 degrees Celsius, expected to hover between 9 and 13 degrees Celsius over next six days; India Meteorological Department issues cold wave and fog warning for western Uttar Pradesh.