The Indian Express. The yellow alert will remain in place in Bengal until tomorrow, after which it will continue in Nadia, East and West Bardhaman, Birbhum, and Murshidabad. Authorities have advised fishermen to stay ashore and announced cancellations of select trains between October 27 and 29. The cyclone is expected to intensify into a severe cyclonic storm by Monday midnight and further strengthen into a very severe cyclonic storm on Tuesday.