Dense Fog

Cold wave and dense to very dense fog continue across north India, hitting visibility and daily life. The IMD has issued warnings for several states, flagging travel, health and power sector impacts

At least 10 flights were cancelled and more than 270 flights were delayed at the Delhi airport due to fog and low visibility conditions on Tuesday. An official said 6 arrivals and 4 departures have been cancelled for the day. Over 270 flights have been delayed and the average delay time for departures is 29 minutes, as per information available on flight tracking website Flightradar24.com. "Visibility at the airport is improving; however, flight departures for certain destinations may experience delay," Delhi airport operator DIAL said in a post on X. The Indira Gandhi International Airport (IGIA) in the national capital handles around 1,300 flight movements daily.

IMD has forecast dense to very dense fog, cold day conditions, and fresh spells of rain and snowfall across large parts of north India, with several states likely to remain affected till December 27

IMD warns that an active western disturbance, falling temperatures and dense fog may continue to affect visibility and disrupt transport services across multiple states

Dense fog and severe cold wave conditions disrupted normal life across several northern states, with Uttar Pradesh under red alert and Delhi witnessing flight cancellations amid low visibility

At least 129 flights were cancelled at the Delhi airport on Saturday due to dense fog, according to an official. Flight operations have been disrupted for the past several days at Delhi and other airports due to dense fog, resulting in low visibility conditions. The official said at least 66 arrivals and 63 departures have been cancelled. "Low Visibility Procedures are currently in progress at Delhi Airport. All flight operations are functioning normally," Delhi airport operator DIAL said in a post on X in the afternoon. Delhi International Airport Ltd (DIAL) operates the Indira Gandhi International Airport (IGIA), the country's largest airport, which generally handles around 1,300 flights daily.

With December 18 recorded as the coldest day so far, winter conditions are set to intensify across north India as the IMD forecasts dense fog, cold wave conditions and snowfall in the Himalayan region

IndiGo cancelled around 149 flights for Friday and Saturday, as per its website

Passengers warned of flight delays at Delhi airport as dense fog triggers CAT III operations; several airlines issue travel advisories

As many as 27 flights of various airlines were cancelled and many more delayed at Delhi Airport on Thursday due to dense fog and subsequent drop in visibility, a DIAL official said. "As of now, 27 flights are cancelled -- 16 departures and 11 arrivals -- at Delhi Airport due to dense fog and low visibility," the Delhi International Airport Ltd (DIAL) official said. In a passenger advisory Thursday morning, DIAL said due to dense fog, "flight operations are currently under CAT-III conditions, which may lead to delays or disruptions." For this type of operation, not only should the pilots be trained, but the aircraft must also be compliant. CAT-III refers to a type of instrument landing system (ILS) approach that allows aircraft to land in conditions of very low visibility, such as fog, rain or snow, with a runway visual range (RVR) of 50-200 meters.

Dense fog and cold wave disrupt road and air travel in Delhi-NCR and northern India, with IMD issuing fog alerts for five states and cold wave warnings for Madhya Pradesh and Uttarakhand

In an advisory issued on Wednesday through the X platform, Air India urged travellers, especially during the ongoing holiday season, to check their flight status before heading to the airport

IndiGo, India's largest carrier, stated on its website that 113 flights were cancelled on Tuesday due to adverse weather conditions in and around the national capital region

Airlines like Air India, Indigo and SpiceJet issued travel advisories to passengers amid dense fog after over 300 flights were cancelled on Monday due to low visibility

At least five flights were diverted from Delhi airport to nearby airports on Monday, the sources said.

Delhi-NCR sees dense morning fog with reduced visibility while cold wave conditions continue in Telangana and interior Karnataka

The Delhi airport said that while landings and take-offs continue at the Delhi Airport, flights that are not CAT-Ill compliant may be affected

The IMD forecasts warm, sunny weather with strong surface winds later in the day

Temperature fluctuations are likely to continue nationwide over the next few days

While afternoons are getting warmer, cooler spells in the mornings and nights provide some respite