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Dense Fog and Toxic Smog Snarl Delhi Travel as IGI Runs CAT III Operations

Airlines issued advisories with flexible rebooking for fog‑hit passengers.

Overview

  • IMD flagged a dense-fog emergency and CPCB readings put Delhi’s air quality in the ‘severe’ range around 403, with several stations exceeding 440.
  • Delhi’s IGI Airport operated under CAT III low‑visibility procedures, with runway visibility dropping to roughly 50–150 metres and passengers urged to check live status.
  • Officials reported large-scale disruption at IGI with about 128 cancellations, eight diversions and more than 200 delays, though counts varied across updates during the morning.
  • Rail traffic across northern India slowed sharply, with officials citing over four dozen late trains and individual delays stretching to five to nine hours on key services.
  • IndiGo, Air India and SpiceJet warned of delays or cancellations and offered assistance, with Air India highlighting ‘FogCare’ options; at least one inbound was diverted to Ahmedabad due to congestion and poor visibility.