A thin layer of toxic haze hung over Delhi in the morning and the overall air quality index stood at 313 at 9 am. It continued its upward trend and was recorded at 337 at 1 pm. On Saturday, Delhi's overall air quality (302) was in the lower end of the "very poor" category
Westerly and northwesterly winds bring dust from western regions and smoke caused by burning of crop residue in the neighbouring Punjab and Haryana to Delhi-NCR.
A layer of haze lingered over the national capital on Sunday as air quality in several parts of the city plunged to the "very poor" category, days before strict measures to fight air pollution come into force under the Graded Response Action Plan (GRAP).
The level of PM2.5 was recorded at 17 and the PM10 level was recorded at 31 on Saturday, Safar said. These denote levels of particulate matter, of two sizes up to 2.5 and 10 micrometres in diameter, in the atmosphere.
According to an IMD official, the maximum temperature was likely to hover around 20 degrees Celsius.
The maximum temperature is likely to hover around 19 degrees Celsius.
The humidity at 8.30 a.m. was recorded at 100 per cent.
Commenting on the weather conditions, an official of the IMD said, "The sky will remain partly cloudy throughout the day with chances of light rain or thundershowers.”
On Saturday, the air quality of the national capital was recorded as ‘severe’.
The maximum and minimum temperature on Wednesday is expected to hover around 20 degrees Celsius.
There would be haze and mist later in the day.
The advisory also recommended frequent wet mopping and use of masks known as N-95 or P-100 respirators only for outdoor activities.
A CPCB-led task force has directed authorities to intensify ground actions to enforce measures already in place, particularly to control emissions from vehicles and burning of biomass.
The minimum temperature will remain around 6 degrees Celsius.
The maximum temperature on Thursday is likely to hover around 22 degrees Celsius and the minimum might dip to 10 degrees.
According to CPCB data, 19 areas in Delhi have been identified where special anti-pollution drive would be carried out.
Meteorological conditions leading to insufficient rain led to deterioration of the air quality, SAFAR said.
The weather office predicted a clear sky in the early part of Monday, becoming partially cloudy thereafter.
The maximum temperature was likely to hover around 24 degrees Celsius.
The maximum temperature was likely to hover around 25 degrees Celsius.
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