According to the IMD, shallow fog is when visibility is between 501 and 1,000 metres. The Safdarjung Observatory, Delhi’s primary weather station, recorded 30 mm of rainfall in 24 hours ending at 8.30 am on Thursday.
Delhi roads were seen engulfed by thick fog with the visibility extending to only a few meters. The ‘unbelievable’ weather conditions in Delhi-NCR have forced people to take out their winter wear.
Delhi on Thursday morning experienced a minimum temperature of 15.8 degrees Celsius in May after four decades. The last time Delhi experienced such temperatures in this month was on May 2, 1982.
The India Meteorological Department (IMD) on Wednesday issued an alert across Delhi-NCR for the next five days predicting fresh rainfall and hailstorms.