Mumbai and neighbouring areas are "very likely" to receive extremely heavy rainfall at isolated places on Sunday, the India Meteorological Department (IMD) said in a report on Friday evening. It also issued a similar 'red alert' for Ratnagiri and Raigad districts in coastal Maharashtra.

A few places in Mumbai and neighbouring Thane may receive heavy rains on Saturday too, it said. Rainfall of more than 204.5 mm in 24 hours is considered as extremely heavy.