Fog alert! Delhi Airport issued an advisory on December 26 about ongoing low visibility procedures but confirmed no impact on flight operations

The Delhi airport in the advisory asked passengers to stay informed about flight updates by contacting their respective airlines. 'Passengers are requested to contact the airline concerned for updated flight information,

Early morning rainfall and lightning on Friday, December 27, compounded the cold wave gripping Delhi and its surrounding areas. The India Meteorological Department (IMD) attributed the adverse conditions to an active western disturbance,

Train services were also hit as 18 trains ran late on Thursday. Some trains were delayed by over 200 minutes. On Wednesday, 20 trains were delayed due to foggy conditions. The Regional Weather Forecasting Centre (RWFC) predicted moderate fog at most places and dense fog at isolated places in the morning.

According to flight-tracking service Flightradar24, there were 146 delayed flights and three cancellations, with an average delay of nearly 30 minutes for both departures and arrivals in Delhi.

India Meteorological Department (IMD) reported a minimum temperature of 7 degrees Celsius in Delhi on Thursday, along with a forecast of dense fog.

Several parts of north India experienced cold wave conditions with Jammu and Kashmir still under the grip of Chillai-Kalan, a 40-day extreme winter that began on December 21.