The Commission for Air Quality Management (CAQM) revoked stage 3 curbs under the Graded Response Action Plan (GRAP) on January 12 after observing a dip in air pollution levels due to favourable meteorological conditions, reported ANI.
According to Central Pollution Control Board, the air quality was in "poor" category, with an Air Quality Index (AQI) of 282 on January 13 at 9 a.m., as per the daily bulletin issued by the Air Quality Early Warning System (AQEWS) for Delhi. The national capital’s AQI improved to the ‘poor’ category on January 12 following overnight rain, reported HT.
According to All India Weather Forecast Bulletin, there has been a rise by 1-5 Degrees Celsius over the past 24 hours in a few parts of Delhi. However, Cold Day conditions are "very likely" in isolated parts of Delhi on January 13.
Forecast for the Next 2 Days
AQEWS' latest bulletin indicated that Delhi's ventilation index, which measures the atmosphere's potential to disperse air, is predicted to be 3000 m2/s today, 1000 m2/s tomorrow and 2500 m2/s the day after.
Forecast for January 14: Wind speed is expected to less than 4 kmph during the morning. Thereafter, it is expected to climb to 6-8 kmph during the afternoon, and dipping to less than 4 kmph the evening and night. The AQEWS has also forecast smog and shallow fog conditions during the evening and night.
Forecast for January 15: Wind speed is likely to be less than less than 4 kmph during the morning, improving slightly to 6-8 kmph during the afternoon hours, and dipping to less than 4 kmph during the evening and night. Smog and fog conditions are predicted during the evening and night. Possibility of very light rain is expected towards evening and night.
AQEWS, which is a real-time monitoring system tracking air quality and visibility levels, also said that Delhi's air quality is projected to be "very poor" until January 15 . Thereafter, from January 16 onwards, Delhi's AQI is expected to be in the “poor” to “very poor” category for the next six days.
