The Bangladesh Meteorological Department (BMD) has forecasted rainfall or thundershowers in parts of Chattogram and Sylhet divisions over the next 24 hours, starting from 9 am on Sunday.
According to a BMD bulletin, rainfall or thundershowers, accompanied by temporary gusty winds, are expected in one or two places across these two divisions.
Elsewhere in the country, the weather is expected to remain mainly dry, with a partly cloudy sky at times.
The day temperature is likely to remain relatively unchanged, while the night temperature may rise by 1-2°C across the country.
The seasonal low pressure system is currently situated over the South Bay.