Cold weather conditions along with moderate fog prevailed in many regions of the Delhi-NCR on Saturday. The minimum temperature recorded in the national capital was 10.7 degrees Celsius.
The Northern Railways informed that 14 trains are affected so far in the northern zone due to the dense fog prevailing over the national capital on Tuesday.
"Delhi's overall AQI today indicates 'moderate' air quality. Fine particles (size < 2.5 micrometres) contribute 56 per cent to PM10," SAFAR said, adding that Air quality is likely to deteriorate to the 'upper end of moderate' or 'poor' for the next two days.
17 passenger trains in the northern parts of the country were running late due to low visibility and fog on Wednesday, as cold conditions continue to prevail in the region.
Already reeling under a cold wave since the beginning of the new year, the national capital on Wednesday witnessed foggy conditions, with several flights and trains running late due to low visibility.