Bangladesh Meteorological Department (BMD) has predicted rain or thundershowers in all divisions, including Dhaka, over 24 hours starting from 9am on Tuesday.
"Light to moderate rain or thundershowers accompanied by temporary gusty wind are likely to occur at many places in Rangpur, Mymensingh and Sylhet divisions, at a few places in Rajshahi, Dhaka, Khulna, Barisal and Chittagong divisions with moderately heavy to heavy falls at places over the country," said a morning bulletin of the Met Office.
The weather office recorded the highest 48mm rainfall in Patuakhali.
Meanwhile, a mild heatwave is sweeping over the Khulna division and the district of Rajshahi, and it may continue.
Day and night temperatures may remain nearly unchanged across the country, as per the bulletin.
The country's highest temperature was recorded at 37.6°C in Jessore while the lowest temperature was recorded at 23.5°C in Dinajpur and Chittagong's Kutubdia.
Besides, a trough of low lies over India's West Bengal to north Bay across the southwestern part of Bangladesh. The monsoon is fairly active over Bangladesh and weak to moderate over north Bay.
