As many as 18 trains from Delhi to various parts of the country were running late on Thursday due to dense fog conditions.The India Meteorological Department had issued a warning for dense fog on December 26, 27 and 28. The IMD has also forecast partly cloudy skies, with light to very light rain expected towards the evening or night.
Many parts of the national capital are expected to experience both smog and moderate fog. Some isolated areas experience dense fog during the early morning hours. Smog and shallow fog are coming back in the evening which would affect visibility again by nightfall. These look to be carried into nights.

List of trins running late

Here is the list of trains that are running late from Delhi.