The IMD further observed that dense to very dense fog was seen in isolated pockets across Punjab, Haryana and Uttar Pradesh from 5:30 pm last night to 5:30 am Saturday morning.
Several areas in Manali, upper Shimla and Kinnaur districts were cut off and link roads closed as Sangla, Kufri, Narkanda, Kharaptthar and other higher hills received the first snowfall of the season.
"Traffic Alert: Water logging reported under Raja Garden flyover (both carriageways). Traffic is affected now," it added.
Incessant rainfall in Delhi triggered traffic chaos in the city alongwith waterlogging in many areas. MeT department has predicted increased rainfall in the capital in next 2 days.
As per the IMD's local weather report and forecast for New Delhi-Safdarjung, the maximum temperature on July 18 was recorded at 36.4 degrees Celsius and maximum temp at 29.3 degrees Celsius.
Rain, thundershowers and lightning are very likely at isolated places over Mirzapur, Sonbhadra districts and adjoining areas.
IMD On Friday said that conditions may become favourable for advancement of SW Monsoon in Delhi and Haryana around June 25.
An AQI between 0-50 is considered good, 51-100 is satisfactory, 101-200moderate, 201-300 poor, 301-400 very poor and 401-500 is marked as severe/hazardous.
Despite the downpour, the pollution level of the national capital remained in the poor category for the third consecutive day with the air quality index at 242, said System of Air Quality and Weather Forecasting And Research (SAFAR)
The India Meteorological Department (IMD) has forecast a generally cloudy sky with light rain for today in the city with maximum and minimum temperature at 20 degrees and 13 degrees Celsius, respectively.