Temporary west-northwesterly ‘Kalbaishakhi’ squall in association with rain or thunder showers and lightning flashes is likely to occur in 15 districts during next 18 hours commencing 1:00pm today.

‘Kalbaishakhi’ squall with speed of 60-80 kilometer per hour or more is likely to hit the regions of Rajshahi, Pabna, Tangail, Mymensingh, Dhaka, Faridpur, Madaripur, Jessore, Kusthia, Khulna, Barisal, Patuakhali, Comilla, Noakhali and Chittagong, said a Met office bulletin.