New Delhi, May 18 -- Heat wave to severe heat wave conditions are likely to prevail over the plains of northwest India and central India during the week, the India Meteorological Department (IMD) warned on Monday.

IMD also warned of severe, large-scale heat waves over Uttar Pradesh during the week. So far, this summer, heat episodes over northwest India dissipated quickly due to intermittent thunderstorms over the region.

Southwest monsoon further advanced into more parts of the southeast Arabian Sea, some parts of Comorin area, more parts of the southwest and southeast Bay of Bengal, most parts of Andaman Sea, the entire Andaman & Nicobar Islands and some parts of the east-central Bay of Bengal.

However, hot conditions are likely to i...