Bangladesh Meteorological Department (BMD) predicted light to moderate rain or thundershowers in different parts of the country in 24 hours commencing 9am on Friday.
"Light to moderate rain or thundershowers accompanied by temporary gusty wind is likely to occur at many places over Chittagong and Sylhet divisions and at a few places over Rangpur, Rajshahi, Mymensingh, Dhaka, Khulna and Barisal divisions with moderately heavy falls at places over the country," said a Met Office forecast on Friday.
Mild heat wave is sweeping over Rangpur division and the districts of Rajshahi, Pabna, Chuadanga, Kishoreganj and Moulvibazar and it may abate from some places.
Day and night temperatures may fall slightly over the country.
The low over Northwest Bay and adjoining area now lies over northwest Bay and adjoining coastal area of Odisha. The axis of monsoon trough runs through Rajasthan, Madhya Pradesh, Odisha, centre of the low to Assam across Gangetic West Bengal and southern part of Bangladesh.
Monsoon is less active over Bangladesh and moderate elsewhere over North Bay.
The country's maximum temperature on Thursday was recorded by 37.5° at Rajshahi and minimum temperature today was recorded by 25.5° at Bandarban.
Maximum rainfall for the last 24 hours till 6am on Friday was recorded by 29mm at Nikli.