New DelhiDense fog engulfed the national capital on Thursday morning and the visibility reduced to 100 meters at 7 o’clock. The minimum temperature in the city was recorded at 5.8 degrees Celsius, two notches below the season’s average. According to the Meteorological Office, the visibility at the Safdarjung observatory reduced to 100 meters due to dense fog at 7 am.
The visibility in Palam ranged between 50 meters and 100 meters due to dense fog after 4.30 am on Thursday. Officials of the India Meteorological Department said, “The sky will be mainly clear in the city and there will be moderate to dense fog.” He said that the maximum temperature on Thursday will be around 20 degree Celsius. The maximum temperature on Wednesday was recorded at 18.1 degrees Celsius, two notches below normal.
The relative humidity stood at 100 per cent at 8.30 am on Thursday. The long distance trains to Delhi were also delayed due to dense fog, officials said. According to the data of the Central Pollution Control Board (CPCB), the air quality in Delhi remained in the poor category on Thursday morning and the AQI was recorded at 290 at 9 am.
The AQI was 219 in Faridabad, 296 in Ghaziabad, 220 in Gurugram, 294 in Greater Noida and 253 in Noida. An AQI between zero and 50 is considered ‘good’, between 51 and 100 ‘satisfactory’, between 101 and 200 ‘moderate’, between 201 and 300 ‘poor’, between 301 and 400 as ‘very poor’ and 401 and Between 500 is considered in the ‘severe’ category.