The India meteorological department (IMD) on Wednesday evening issued a red alert for Mumbai and its neighbouring districts, predicting "extremely heavy rainfall".
A PhD student of Jawaharlal Nehru University was allegedly molested while walking on the campus around midnight on Monday, sparking a protest by students and bringing into the spotlight again the issue of security in the vast complex.
Since the disastrous 2005 floods, that crippled Mumbai, little work has been done on disaster management and relief preparations.