IMD scientist RK Jenamani on Wednesday said, "Heatwave has ended in entire India today. From today temperature will decrease and it'll be cloudy." "We have issued Orange Alert for hailstorms, storms and rain in Rajasthan, Punjab, Delhi, Uttar Pradesh, Haryana and Chandigarh. There is a possibility of heavy rains in the hilly areas for the next 2-3 days," he added.