The IMD has issued heavy rainfall, thundersquall and heatwave warning for several states/UTs for Sunday (May 10). Heavy rainfall is very likely over Kerala, Puducherry, Lakshadweep and Tamil Nadu. Further, thundersquall with wind speed reaching 50-60 kmph is very likely over Chhattisgarh and West Bengal. Heatwave conditions are very likely over Gujarat and Rajasthan.