Chennai, Jan. 14 -- Severe fog and poor visibility affected operations at Chennai International Airport early Wednesday, leading to the implementation of Low Visibility Procedures (LVP) and the cancellation of several flights.

According to airport weather data, visibility remained stable at around 4,000 metres from midnight until 1:00 am, before gradually deteriorating. By 4:00 am, visibility had dropped to 2,000 metres, prompting airport authorities to declare a visibility standby.

Safeguarding procedures were initiated shortly afterwards at 4:45 am as conditions continued to worsen. By 5:30 am, visibility had reduced to 1,000 metres, and Runway Visual Range (RVR) for Runway 07 fell to 1,200 metres. Conditions deteriorated further by 6...