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Delhi Braces for Smog Return as Monsoon Retreats, El Niño Adds Uncertainty
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News18•25-09-2026, 18:03
Delhi Braces for Smog Return as Monsoon Retreats, El Niño Adds Uncertainty
- •Delhi is preparing for a deterioration in air quality as the southwest monsoon withdraws, though a few days of respite with favorable weather are expected.
- •Temperatures have dropped slightly, with the daily Air Quality Index (AQI) currently in the 'moderate' category at 145.
- •The India Meteorological Department (IMD) forecasts scattered rain showers and thunderstorms, issuing a yellow alert for September 26, which will temporarily lower temperatures.
- •The southwest monsoon retreated two days earlier than usual this year, and scientists are monitoring the strengthening El Niño's potential impact on weather patterns and air quality.
- •Paddy harvesting has begun in North India, with 51 fire counts detected across six states by September 24, contributing to anticipated pollution spikes in October-November.
Key Questions Answered
The southwest monsoon withdrew from the national capital on September 23, which was two days earlier than usual following a subpar performance.
The IMD issued a yellow alert for light to moderate rainfall accompanied by thunderstorms and gusty winds up to 30 kmph, which is expected to cause temperatures to drop by 3-4°C.
A total of 51 fire counts were detected across the six states of Punjab, Haryana, Rajasthan, Uttar Pradesh, Delhi, and Madhya Pradesh by September 24, with Punjab leading at 27 and Uttar Pradesh recording 19.
