Delhis air quality improves to poor category after rains max temp settles at 226 Deg C
New Delhi Dec 27 PTI After staying in the severe category for six days Delhis air quality improved to the poor category on Monday following rains a day before while the maximum temperature settled at 226 degrees Celsius two notches above the seasons averageThe 24-hour air quality index AQI of Delhi read 283 at 4 pm The AQIs of its neighbouring cities — Faridabad 260 Ghaziabad 212 Gurugram 250 Greater Noida 242 and Noida 226 — were also recorded in the poor categoryThe governments air quality forecast agency SAFAR said that the AQI improved on Monday due to last night rain that scavenged particulate matter through wet depositionOn Tuesday winds are likely to be low reducing ventilation of pollutants with the AQI expected to be very poor the System of Air Quality and Weather Forecasting and Research SAFAR saidOn 29th Wednesday improvement is expected due to high easterly winds that enhances ventilation of pollutants Mixing layer height continues to be low less than 10 km and minimum temperature tends to drop gradually The net effect is that AQI remains to be within very poor till 31st December and from 1st January onwards it is likely to improve to poor it saidThe AQI was recorded in the severe category on Sunday evening at 459 according to Central Pollution Control Board CPCB data On Monday morning it was 373The citys 24-hour average AQI read 431 at 4 pm on Saturday It was 415 on Friday 423 on Thursday 407 on Wednesday and 402 on TuesdayAn AQI between zero and 50 is considered good 51 and 100 satisfactory 101 and 200 moderate 201 and 300 poor 301 and 400 very poor and 401 and 500 severeThe city has recorded 23 severe air quality days in this year so far In November it recorded 11 such days the highest in the month since the CPCB started maintaining air quality data in 2015On Monday the minimum temperature was recorded at 104 degrees Celsius three notches above the seasons average while the maximum temperature was recorded at 226 degrees Celsius two degrees above normalDelhi recorded 34 mm of rainfall till 830 am on Monday Humidity levels oscillated between 97 per cent and 47 per centThe weatherman has forecast generally cloudy sky with the possibility of shallow fog on Tuesday morning with very light rain or drizzle towards the evening or night The maximum and minimum temperatures for Tuesday has been forecast to be around 22 degrees Celsius and 10 degrees Celsius respectivelyOn Sunday the minimum temperature settled at 98 degrees Celsius two notches above normal while the maximum temperature was 214 degrees Celsius a notch above the seasons average PTI SLB ANB ANB
New Delhi Dec 27 PTI After staying in the severe category for six days Delhis air quality improved to the poor category on Monday following rains a day before while the maximum temperature settled at 226 degrees Celsius two notches above the seasons averageThe 24-hour air quality index AQI of Delhi read 283 at 4 pm The AQIs of its neighbouring cities — Faridabad 260 Ghaziabad 212 Gurugram 250 Greater Noida 242 and Noida 226 — were also recorded in the poor categoryThe governments air quality forecast agency SAFAR said that the AQI improved on Monday due to last night rain that scavenged particulate matter through wet depositionOn Tuesday winds are likely to be low reducing ventilation of pollutants with the AQI expected to be very poor the System of Air Quality and Weather Forecasting and Research SAFAR saidOn 29th Wednesday improvement is expected due to high easterly winds that enhances ventilation of pollutants Mixing layer height continues to be low less than 10 km and minimum temperature tends to drop gradually The net effect is that AQI remains to be within very poor till 31st December and from 1st January onwards it is likely to improve to poor it saidThe AQI was recorded in the severe category on Sunday evening at 459 according to Central Pollution Control Board CPCB data On Monday morning it was 373The citys 24-hour average AQI read 431 at 4 pm on Saturday It was 415 on Friday 423 on Thursday 407 on Wednesday and 402 on TuesdayAn AQI between zero and 50 is considered good 51 and 100 satisfactory 101 and 200 moderate 201 and 300 poor 301 and 400 very poor and 401 and 500 severeThe city has recorded 23 severe air quality days in this year so far In November it recorded 11 such days the highest in the month since the CPCB started maintaining air quality data in 2015On Monday the minimum temperature was recorded at 104 degrees Celsius three notches above the seasons average while the maximum temperature was recorded at 226 degrees Celsius two degrees above normalDelhi recorded 34 mm of rainfall till 830 am on Monday Humidity levels oscillated between 97 per cent and 47 per centThe weatherman has forecast generally cloudy sky with the possibility of shallow fog on Tuesday morning with very light rain or drizzle towards the evening or night The maximum and minimum temperatures for Tuesday has been forecast to be around 22 degrees Celsius and 10 degrees Celsius respectivelyOn Sunday the minimum temperature settled at 98 degrees Celsius two notches above normal while the maximum temperature was 214 degrees Celsius a notch above the seasons average PTI SLB ANB ANB
