DHAKA, May 7 -- Bangladesh Meteorological Department (BMD) forecast rain or thundershowers in seven divisions including Dhaka and Chattogram in 24 hours commencing 9 am on Tuesday.

"Rain or thunder showers accompanied by temporary gusty or squally wind is likely at many places over Rajshahi, Dhaka, Mymensingh, Khulna, Barishal, Chattogram and Sylhet divisions and at a few places over Rangpur division with hails at isolated places," said a Met office bulletin.

Day and night temperatures may remain nearly unchanged over the country.

Dhaka's air 'unhealthy for sensitive groups' this morning

Meanwhile, a mild heat wave is sweeping Gopalgonj, Jashore and Chuadanga districts and it may abate, it said.

The country's highest temperature was ...