Delhi and the National Capital Region (NCR) on Tuesday continued to witness a cold wave, with several areas of the city covered in a dense layer of fog, significantly reducing visibility. The Air Quality Index (AQI) also remained at concerning levels. The India Meteorological Department (IMD) has issued an ‘orange’ alert for dense fog, warning residents of sharply reduced visibility and challenging travel conditions for the next few days.
Additionally, the weather agency has issued an “orange” alert for the national capital. As people prepare for New Year celebrations, the IMD has predicted dense fog conditions for the morning of Wednesday, December 31, as well.
Flight Operations In Delhi
The Airport Authority of India (AAI) on Tuesday issued an advisory warning of potential flight delays at select airports in Northern India due to prevailing fog conditions. In a post on X, the airport authority advised passengers to stay in close contact with their respective airlines through official communication channels for the latest flight updates. It further requested travellers to plan their journeys accordingly by allowing additional time for airport arrival and check-in procedures.
“Due to prevailing fog conditions today, 30 December 2025, visibility levels across Northern India have reduced at select airports. This may impact flight operations, including possible delays. Passengers are advised to stay in close contact with their respective airlines through official communication channels for the latest flight updates. Travellers should also plan their journeys accordingly by allowing additional time for airport arrival and check-in procedures,” said AAI.
Early morning on Tuesday, the Delhi Airport informed in a post on X that the flight operations were running smoothly as the visibility had improved.
ANI reported, citing the Delhi Airport, that 60 arrivals and 58 departures were cancelled and 16 diversions were reported till now.
Meanwhile, issuing a travel advisory, IndiGo stated on X, “Early-morning fog is expected to affect visibility across #Delhi, #Amritsar, #Chandigarh, #Jammu, #Kolkata, #Ranchi, #Guwahati and #Hindon (Airport). During these hours, visibility can reduce suddenly, impacting flight operations.”
Similarly, Air India also issued an advisory last night on X, “Weather forecast continues to indicate dense fog for tomorrow morning with significantly reduced visibility at Delhi and parts of northern India. This will affect flight schedules to and from Delhi with cascading effects likely across our network.”
Delhi-NCR AQI
The winter chill in North India is expected to continue for a while. The AQI of the NCR (according to the CPCB data issued on December 29, at 4 pm) was:
- Faridabad- 253, ‘poor’ category
- Gurugram- 318, ‘very poor’ category
- Noida- 410, ‘severe’ category
- Ghaziabad- 393, ‘very poor’ category
Meanwhile, as per ANI, Delhi’s air quality remained in the ‘very poor’ category on Tuesday, with an AQI of 384.
Bureau Report
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