As the day progressed, it became clear that depression was the cause. Heavy rain (Kolkata) in Kolkata and surrounding areas. According to the Meteorological Department, West Bengal Weather Update will be formed in the Bay of Bengal today. Heavy rains are forecast in Orissa due to low pressure. There will be heavy rains in several districts of South Bengal (West Bengal Weather Update). Heavy Shower and Thunderstorm on the coast. Fishermen have been banned from going to sea for the next three days. Symbolic image.