Thin layer of fog blankets Delhi; IMD predicts light rain on Sunday
Thin layer of fog blankets Delhi; IMD predicts light rain on Sunday
According to the IMD, 'very dense' fog is when visibility is between 0 and 50 metres, 51 and 200 metres is 'dense', 201 and 500 metres 'moderate', and 501 and 1,000 metres 'shallow