Delhi’s air quality has deteriorated to severe levels, forcing Noida schools to operate online until November 27. The District Inspector of Schools confirmed the suspension of physical classes due to hazardous AQI readings.

Experts attribute the deteriorating conditions to a mix of vehicular emissions, industrial pollution, and unfavourable weather patterns

The daytime temperature was recorded at 29.4 degrees Celsius, four notches above the seasonal average, according to IMD.

Delhi’s overall 24-hour average air quality index (AQI) was 488 at 8 a.m. on Tuesday — the worst in the country. Follow The Hindu’s live updates on the air pollution in Delhi and NCR on November 19, 2

At 6 am on Saturday, the CPCB recorded Delhi’s AQI at 419, which placed it back in the ‘severe’ category.

The Central Pollution Control Board data shows of the 38 monitoring stations in Delhi, nine reported AQI readings in the “severe” range.

Delhi experienced worse-than-predicted air quality, with 'severe' to 'severe plus' AQI levels despite forecasts of 'very poor'. The forecasting system

Due to rising pollution levels, schools in various cities such as Delhi, Noida, Ghaziabad, and Gurugram have been shut down, and online classes are now being conducted.

The AQI in Anand Vihar was recorded as 457; the AQI in Ashok Vihar was 455; Chandni Chowk's AQI was 439 and RK Puram recorded an AQI of 421.

With the overall Air Quality Index (AQI) reading 422 at 6 AM on Saturday, Delhi was once again engulfed in a dense layer of poisonous haze as the air quality fell into the "Severe" category. According to the Central Pollution Control Board (CPCB),

People in Delhi woke up to a hazy morning with a minimum temperature of 11.3 degrees Celsius as the air quality remained in the "very poor" category recording an overall AQI of 373. Out of 38 monitoring stations in the city,