New Delhi: As moderate fog engulfed the national capital on January 24, residents woke up to another chilly morning.
The city's minimum temperature, however, rose to 8.8 degrees Celsius, a notch above normal, due to easterly winds and a cloud cover over the city, an IMD official said.
A total of 18 trains have been delayed due to low visibility conditions and other operational reasons.
Meanwhile, Delhi's overall air quality stands in the 'very poor' category, according to the System of Air Quality & Weather Forecasting & Research (SAFAR).
Easterly winds are not as cold as northwesterly coming in from the snow-clad western Himalayas, whilecloudstrapsomeof the outgoing infrared radiation, increasing the minimum temperature.
The mercury is predicted to drop to four degrees Celsius by Tuesday as dry, icy winds have started blowing from the snow-clad western Himalayas towards the plains, the IMD official said.
(ANI)
Also read: 16 trains to Delhi delayed as thick fog engulfs north India
