Light to moderate rain or thundershowers accompanied by temporary gusty or squally wind and lightning flashes is likely to occur at most places over Khulna, Barisal, Chittagong and Sylhet divisions, at many places over Rangpur, Rajshahi, Dhaka and Mymensingh divisions and with heavy to very heavy fall at places over the southern part of the country.
Day temperature may fall by 1-2°C and night temperature may remain nearly unchanged over the country, said a met office weather forecast for the next 24 hours from 9am on Sunday.
The Well-Marked Low over West-central Bay and adjoining Northwest Bay moved west-northwestwards, intensified into a Depression over coastal Odisha and adjoining Northwest Bay and West Central Bay at 6am on Sunday.
Under its influence deep convection is taking place over North Bay. The axis of the monsoon trough runs through Rajasthan, Madhya Pradesh, centre of the Depression to Assam across the southern part of Bangladesh. Monsoon is active over Bangladesh and strong elsewhere over North Bay.
The country's maximum temperature on Saturday was recorded at 36.1°C at Rajshahi, and the minimum temperature on Sunday was recorded at 23.6°C at Cox's Bazar. The highest rainfall for the last 24 hours till 6am on Sunday was recorded at 98 mm at Netrokona.
On Sunday the sun will set in Dhaka at 6pm-7pm while on Monday the sun will rise at 5:44am.