Kolkata: Vast stretches of the city were left inundated following heavy rainfall that lasted for an hour on Sunday afternoon, resulting in traffic congestion in some parts. In the central part and also some northern parts of the city, the traffic was reportedly in a mess following the shower.The situation may continue to worsen, not only in the city but in all South Bengal districts, as the Regional Meteorological Centre in Alipore has predicted heavy rainfall in all South Bengal districts in the next 48 hours. Also Read – Rain batters Kolkata, cripples normal lifeAccording to the weather office, a low pressure trough has been created over the northern parts of Bay of Bengal, which will be further intensified bringing more rainfall in all the districts in South Bengal. There will a heavy to very heavy rainfall in various South Bengal districts. The city will be no exception.The sky will remain cloudy from Monday morning and various parts will receive moderate to heavy rainfall. As per the prediction, some of the North Bengal districts will also receive moderate rainfall while some others may receive heavy rainfall. Also Read – Speeding Jaguar crashes into Mercedes car in Kolkata, 2 pedestrians killedRain lashed Kolkata and many other districts on Sunday afternoon. The downpour started at around 1.30 in the city and continued for nearly one hour. The incident left various stretches waterlogged.The civic authorities acted promptly to discharge the accumulated water in major thoroughfares. College Street, Amherst Street and Thanthania went under water due to the rain, causing severe inconvenience to the people. Motorcyclists and auto rickshaw drivers faced problems after the engines of their vehicles shut down on College Street. Other parts of the city like Central Avenue, MG Road, some stretches of VIP Road and Salt Lake also went under water following Sunday’s rain. Both Kolkata Municipal Corporation (KMC) and other civic bodies acted promptly to discharge the accumulated water. The situation was, however, brought under control within a couple of hours.According to KMC sources, the pumping stations at Palmer Bazar in North and Ballygunge in the Southern fringes of the city recorded around 50 mm rainfall in one hour in the afternoon. The number of traffic was less on the streets as it was Sunday. Many people, however, got stuck in the downpour that lashed the city. Many people preferred to stay indoors on Sunday evening due to the rain.As similar weather will continue for the next two days, people in the city have been asked to carry umbrellas while going to their workplaces on Monday and Tuesday.