Heavy rain lashed Delhi and many parts of the National Capital Region (NCR) on Wednesday morning, leading to severe waterlogging and traffic snarls during peak-hour traffic.According to data from the India Meteorological Department (IMD), the highest rainfall was logged at Lodhi Road (11.2 mm), followed by Safdarjung, Delhi’s base station (9.3 mm), and Pragati Maidan (6.5 mm). Other stations like Palam, Ridge, Ayanagar and Pusa recorded 1 mm or less rain.The rainfall also resulted in a dip in the day temperature, as the maximum settled at 30.8 degrees Celsius, four notches below normal. The night temperature was also two notches below normal, at 25.6 degrees Celsius.On Thursday, maximum temperature is expected to hover between 30 and 32 degrees Celsius. Further rainfall is likely in the coming days, although no new alerts have been issued yet beyond Wednesday morning’s nowcast.Also Read | Yamuna inches closer to danger mark, Delhi set to approach Haryana for control of ITO barrageWaterlogging and traffic disruptions were reported from several parts of Delhi, including South Delhi, Southeast Delhi, North Delhi, ITO, South Extension, NH-8, Mehrauli-Gurgaon Road, Nehru Place, East of Kailash, and Colony Road, among others. Meanwhile, according to the Public Works Department officials, there was no major waterlogging reported from identified hotspot areas like the Minto Bridge underpass.Amid a traffic congestion during rain in New Delhi (PTI)The IMD issued a red alert for Northeast and Southeast Delhi-NCR at 8.40 am, warning of moderate to heavy rainfall accompanied by thunderstorms, lightning, and gusty winds reaching speeds of up to 40 kmph, with the alert valid for two hours.Other regions, such as Northwest and Southwest Delhi, along with nearby areas of Haryana and Rajasthan, remained under an orange alert, with a forecast of light to moderate rain and gusty winds.Story continues below this adThe sudden escalation came just over an hour after IMD issued an orange alert for the entire Delhi-NCR in its nowcast bulletin at 7.30 am.Also Read | ‘Happens every year’: Amid rain, children carried to safety in knee-deep water in MCD schoolAs the rainfall intensified in the following hour, the IMD upgraded the alert level for several eastern and southern parts of the city.At 8 am, IMD predicted moderate to heavy rainfall over the central and southern parts of Delhi. The same was also predicted in NCR areas, such as Noida, Greater Noida, Indirapuram, Dadri, Ghaziabad, Faridabad, and Ballabgarh.Despite the heavy rainfall, IMD’s seven-day forecast issued on Tuesday night had not flagged any significant warnings forJuly 23.Story continues below this adIt had predicted generally cloudy skies with light to moderate rain accompanied by thunderstorms or lightning. This was later revised, and a yellow alert was sounded for the day as part of its weekly forecast.