India Meteorological Department (IMD) has forecast heavy rainfall at isolated places over Tamil Nadu, Puducherry, Karaikal, Andhra Pradesh, Kerala and Mahe today. The Met department has forecast thunderstorms accompanied with lightning and gusty winds at isolated places over Andaman and Nicobar Islands for the next two to three days. IMD has said that cold wave conditions are likely to prevail in Chhattisgarh, Madhya Maharashtra, Madhya Pradesh, Rajasthan and Vidarbha till today.