"Fog and smog have redeveloped over Delhi with weakening of winds, and it is likely to stay at least for next two days," a senior MeT Department official said.
"The first Western Disturbance (WD) would be affecting extreme north India between October 31 and November 1. During this period, light westerly winds which are presently at lower levels of the atmosphere may change to light easterly for a day in Delhi," said R K Jenamani, MeT official at the IGI airport here.
Jenamani said the fog and smog have also affected visibility at the airport.
"The airport visibility have gone down by 30 per cent to 40 per cent from yesterday's 1,000 metres to 3,000 metres to to 600 metres to 1,500 metres throughout the day today," he said.
More From This Section
He further added the impact of WD would likely ease by November 2 and about 60 per cent chances of Delhi getting some moderate northwesterly winds due to which there were chances of development of thick smog.
Meanwhile, Delhiites today woke up to a misty yet pleasant morning. The day's temperature touched 31.5 degree Celsius mark, which is average for this time of the season.
The minimum was recorded a degree below average at 15.4 degrees Celsius, the MeT department said, adding the maximum humidity was recorded at 90 per cent while the minimum was 36 per cent.
The maximum and minimum is likely to remain 31 and 16 degrees Celsius.