India, Feb. 13 -- Delhi's air quality and temperature saw slight changes on Friday, with the AQI rising to 188 (moderate) and the minimum temperature dipping to 9.8degC, even as forecasts warned of a likely slide to the poor category by Sunday.

The Air Quality Index (AQI) stood at 188 at 9am on Friday, compared to the 24-hour average of 164 recorded at 4pm on Thursday, according to data from the Central Pollution Control Board (CPCB).

Forecasts by the Air Quality Early Warning System (AQEWS) for Delhi predict that the AQI is likely to deteriorate to the poor category by Sunday.

"The air quality is likely to be in the moderate category from Friday to Saturday. The air quality is likely to be in the poor category on Sunday. The outlook f...