Overview
- Visibility dropped to 50–100 metres in parts of the capital for hours on Tuesday, with IMD keeping a yellow alert in place for low morning visibility.
- Delhi Airport advised passengers of delays as low-visibility procedures continued, with reports showing more than 200 flight delays on Tuesday and over 300 on Monday.
- Citywide air quality stayed largely in the poor band on Tuesday (around 254 at 7 am), with several stations touching very poor earlier, and official analysis citing transport as the top local contributor at 12.2%.
- Monday’s maximum at Safdarjung was 17.5°C, the coldest February day in four years, as cloud, drizzle nearby, and trapped moisture sustained the fog.
- Forecasts indicate foggy mornings through midweek and a fresh western disturbance around February 5–7, with increasing winds then expected to improve dispersion and nudge AQI toward moderate.