As many as 24 flights and over 40 trains were delayed as early morning fog hit Delhi on the coldest day of the year at 4 degrees Celsius.
Temperature fell four notches below normal and visibility dropped to less than 50 metres at 8.30 am. According to the Northern Railway, around 40 trains coming to the city were delayed while the departure time of four trains was rescheduled. Eight trains were cancelled. The fog also affected city traffic as vehicles had to crawl and snarls were reported from some of the major intersections of the city.
Late morning the sun came out and the Met Office forecast a clear afternoon with partly cloudy sky. Fog is likely to return in the evening though.
"The afternoon will be clear and the sky will remain partly cloudy. Fog is likely to return in the evening," said an official of the India Meteorological Department.
The maximum temperature is likely to hover around 16 degrees Celsius.
Tuesday's minimum temperature settled four notches below the season's average at 4 degrees Celsius, while the humidity at 8.30 a.m. was 100 percent.
Monday's maximum temperature was 16.2 degrees Celsius, five notches below the season's average while the minimum settled at 5.7 degrees Celsius, two notches below the season's average.