New Delhi: Several areas across Delhi-NCR were covered in a blanket of shallow fog on Saturday morning, giving the city a chilly, winter-like start to the day. According to the India Meteorological Department (IMD), the lowest visibility recorded was 1,200 metres, observed between 7:30 a.m. and 8:30 a.m. at Safdarjung and between 8 a.m. and.