New Delhi [India], December 21 (ANI): The air quality in the national capital slipped back into the 'Very Poor' category with the overall Air Quality Index recorded at 369 on Tuesday morning, as per the Central Pollution Control Board (CPCB). This comes as the city is experiencing a cold wave and residents woke up to fog and mist.

As per the India Meteorological Department (IMD), the air quality over Delhi-National Capital Territory (NCT) is likely to remain in the upper end of the 'Very Poor' category till Christmas, owing to slow/calm winds and poor ventilation conditions but is predicted to improve after that.

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"The air quality is likely to deteriorate and remain in upper end of Very Poor category but improve after December 26," IMD said.

"The predominant surface wind is likely to remain calm in Delhi with mainly clear sky and shallow fog in the morning today. The predominant surface wind is likely to remain calm in Delhi with partly cloudy sky and shallow fog in the morning tomorrow," it added.

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As per SAFAR, the air quality will degrade further but remain in the 'Very Poor' category, "due to cold wave conditions and moderate wind speed".

On Monday Delhi air quality was recorded in the 'Poor' category.

Meanwhile, the Air Quality Index (AQI) in Noida, according to SAFAR was recorded to be 319 while that in Gurugram was 306. (ANI)

(The above story is verified and authored by ANI staff, ANI is South Asia's leading multimedia news agency with over 100 bureaus in India, South Asia and across the globe. ANI brings the latest news on Politics and Current Affairs in India & around the World, Sports, Health, Fitness, Entertainment, & News. The views appearing in the above post do not reflect the opinions of LatestLY)