Dense fog blanketed parts of Delhi on Wednesday morning, reducing visibility and disrupting over 100 flights and 26 trains. The India Meteorological Department (IMD) reported minimum visibility of 200 metres in moderate fog at Safdarjung and 150 metres in dense fog at Palam. The IMD has issued an orange alert for Delhi, with dense to very dense fog reported in several areas. Cloudy skies are expected throughout the day, with light rain or drizzle likely in some areas.