SinhaAlipore: Thunderclouds that formed in districts to the north of Calcutta emptied themselves in the city and delayed as many as 31 flights on Tuesday afternoon. But even if it does, the weather will be extremely sultry during the sunny phases because of high levels of humidity," a weather department official said. A few flights operated during the brief periods in between when the conditions improved," the official said. The dark clouds that triggered rain in Calcutta formed in the districts to the north of the city, an official in the Alipore Met department said. The Regional Meteorological Centre in Alipore recorded just 4mm of rain but some pockets received more.

Source: The Telegraph May 22, 2018 20:37 UTC