New Delhi, Jan. 16 -- Delhi woke up to a chilly winter morning and shallow fog on Friday. The India Meteorological Department (IMD) has issued a yellow alert for a cold wave. For the sixth consecutive day on 16 January, cold wave conditions persisted as mercury plunged significantly across the city.

Palam weather station reported a minimum temperature of 2.3degC on Thursday, followed by Ayanagar, where mercury dropped to 2.7degC. Furthermore, Safdarjung, the primary weather station, recorded a minimum temperature of 2.9degC, while Lodhi Road logged 3.4degC.

In the Safdarjung area, mercury dropped 4.5 degrees below normal. This marks Safdarjung's lowest minimum temperature in January in three years, as the mercury had fallen to 1.4degC o...