Alert on for more rain, dense fog; air quality improves

A dense fog enveloped large swathes of the Capital on Wednesday morning, with visibility dipping to below 100 metres at multiple observatories, even as the temperatures remained above normal for a third consecutive day.

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The India Meteorological Department (IMD), meanwhile, issued a yellow alert for four days, till Sunday, warning of dense fog and thunderstorms due to a fresh western disturbance.

On the day, Delhi recorded a minimum temperature of 8.4 degrees Celsius (°C). Although it was down from a minimum of 9.9°C recorded a day before, it still was one degree above the normal for this time of the year. The maximum temperature was 22.4°C, two degrees above normal and up from a maximum of 20.8°C recorded a day before.

IMD forecast the minimum to rise up to 11°C by Friday, before dipping again from the next week. It forecast a maximum temperature of 21°C.

An IMD official said, "A moderate fog is likely to form in the morning for the next three days. A dense fog has been forecast for Sunday."