"Dense fog advisory for Punjab, Haryana, Delhi Uttar Pradesh, north Rajasthan and north Madhya Pradesh: Be careful while driving or outing through any transport. Use fog lights while driving. Be in touch with airlines, railways, and state transport for your journey schedule," the Met said in a post on X. As of 8:30 am, close to 80 flights were delayed at the Indira Gandhi International Airport due to low visibility.
