Delhi airport warns of delays under CAT III conditions as dense fog disrupts flight operations

Dense fog in the early morning hours across Delhi and parts of northern India continued to affect visibility on Friday disrupting flight operations at the Indira Gandhi International Airport reported news agency ANIDelhi International Airport said operations are currently being conducted under CAT III conditions due to low visibilityCAT III is a category of Instrument Landing System ILS that offers lower minimums for visibility and decision height CAT III allows for almost zero visibility landings in some cases Advanced equipment and pilot training are required for CAT III approachesDense fog is impacting flight schedules and operations are currently under CAT III conditions Our onground teams are working in close coordination with all stakeholders to assist passengers and provide necessary support across all terminals For realtime flight updates please reach out to your respective airlines We sincerely regret any inconvenience caused and appreciate your understanding said in a statement reported ANIIndiGo issues travel advisoryMeanwhile IndiGo also issued a travel advisory noting that earlymorning fog in Delhi and across parts of northern India is affecting flight operationsIn a post on X IndiGo wrote Earlymorning fog in Delhi and across parts of northern India is reducing visibility and disrupting flight operations We seek your understanding as this is a seasonal occurrence and flight movements are being managed accordingly to ensure safe and orderly operations Customers travelling in the early hours may experience delays or revised timings We recommend checking the latest flight status prior to leaving for the airport goindigoinflightstatusTravel AdvisoryEarly morning fog in Delhi and across parts of northern India is affecting visibility and impacting flight operations We seek your understanding as this is a seasonal occurrence and flight movements are being managed accordingly to ensure safe and orderlyhellipmdash IndiGo IndiGo6E December 18 2025The airline is monitoring the weather coordinating with authorities and adjusting operations to help passengersOur teams are actively monitoring weather conditions and coordinating with air traffic authorities Wherever possible we are making operational adjustments to minimise inconvenience and ensure customer support remains available across all key touchpoints We will keep you informed and get you on your way as soon as conditions permit post added on XThe national capital Delhi woke up to poor air quality on Friday morning with the overall Air Quality Index AQI recorded at 387 at around 8 am placing it in the very poor category according to data from the Central Pollution Control Board CPCBA thick layer of fog stretching from Punjab to Bihar reduced visibility across the IndoGangetic plains on Friday morning with the India Meteorological Department IMD issuing a red alert for Delhi and warning that road rail and air traffic may be affectedIMD officials said satellite imagery showed a dense fog cover over Punjab Haryana Delhi Uttar Pradesh northeast Madhya Pradesh and BiharWith inputs from ANI