The India Meteorological Department (IMD) issued heavy rainfall warning for eight states for September 22 (Monday). It is very likely over Assam, Meghalaya, West Bengal, Nagaland, Manipur, Mizoram, Tripura and Telangana. The IMD also stated that thunderstorms accompanied with lightning & gusty winds (40-50 kmph) are very likely over Andaman & Nicobar Islands.