The India Meteorological Department (IMD) has forecast heavy to very heavy rainfall at isolated places over Andhra Pradesh, Kerala, Mahe, South Interior Karnataka, Tamil Nadu, Puducherry and Karaikal tomorrow. The Met department predicted thunderstorms with lightning and gusty wind over the south peninsular region for the next 4-5 days. According to the weather agency, Odisha, Telangana, Chhattisgarh, Goa, Maharashtra and Lakshadweep are also expected to witness similar conditions for next two to three days.