Operations at the Indira Gandhi International (IGI) Airport here were affected due to the low visibility and at least 15 flights were delayed.
At least 14 trains were cancelled, over 60 delayed and 18 trains has been rescheduled due to the thick fog in several parts of the northern India.
The Delhi Fog Campaign Pune helped scientists forecast the zero visibility fog of the morning of January 8, about 6 hours in advance with high level of accuracy, reducing problems of at least some flyers.
Delhi woke up to a foggy morning today as the minimum temperature settled at 6.8 degrees Celsius, a notch below the season's average.
IMD and Pune-based IIITM will set up instruments at the Indira Gandhi International Airport and at Pusa Institute for starting observations from December.
The national capital saw yet another chilly morning as the temperature dipped a notch below the normal while dense fog disrupted rail operations, affecting over 55 trains.
A total of 24 domestic flights and 12 international flights were delayed. Two domestic flights were also cancelled.
The minimum temperature recorded this morning was 7.2 degrees Celsius, a notch below normal, a MeT official said.
"The minimum temperature recorded this morning was 9 degree Celsius, two notches above the normal for this part of the year," a MeT official said.
The minimum temperature in the city settled at 9.4 degrees Celsius, two notches above normal, a MeT department official said.
Dense fog continued to keep the capital in its tight clutch for the second day in a row with passengers left stranded as flights and rail traffic were disrupted on Tuesday.
Nitin Gadkari had favoured restricting red beacon to only constitutional authorities - President, Vice-President, PM, CJI and LS Speaker.
To ease travel experience, Met department is working on a plan to send SMS and email alerts to passengers with 18-hour forecasts before flights.
Fog hit movement of more than 60 trains today leading to cancellation of operations of 31 trains and delaying other trains.
Fog enveloped the capital for the second day today, reducing visibility below 50 metres in the morning hours and affecting air and rail traffic.
Fog reduced visibility at the IGI airport here partially affecting operations with nine domestic and international flights diverted to nearby cities.
Airlines are discovering that their fleet insurance packages are insufficient to cover them from losses arising out of flight cancellations.
The Party Issue, bursting at the seams with in jokes & comedic asides that our most astute readers, will surely find a lot to laugh, eye roll or conspiracy theorise about.