The mild heat wave sweeping over some parts of the country may abate at some places as rain or thundershowers is likely to occur at several places today. “Mild heat wave is sweeping over Rajshahi and Syhlet divisions and the regions of Rangpur, Dinajpur, Tangail, Mymensingh, Sayedpur, Khulna, Jashore, Kushtia, Barishal, Patuakhali, Dhaka, Faridpur, Madaripur and Noakhali and it may abate at some places”, said a met office bulletin issued here this morning