Delhi: Severe cold weather is significantly impacting life in North India. A yellow alert has been issued in Delhi, the national capital, due to heavy fog. Air and rail traffic were affected by the heavy fog yesterday. The situation became extremely difficult as visibility dropped to zero in many places. Visibility was reduced to zero in Delhi, Rajasthan, Punjab, Haryana, and Uttar Pradesh.
Zero visibility persisted for nine hours between 6 PM and 3 AM. Safdarjung, Delhi's primary weather station, recorded zero visibility for eight hours. News agency PTI reported that 81 trains were delayed and 15 flights were diverted due to the heavy fog. Northern Railway reported 59 trains were running late by six hours and 22 trains by eight hours