The districts are Rangpur, Khulna, Barisal, Patukhali, No'akhali, Comilla, Chittagong, Cox's Bazar and Sylhet.
This information has been informed in the weather forecast for the country's inland river ports till 1 pm on Saturday.
According to the weather forecast, Rangpur, Khulna, Barisal, Patukhali, Notakhali, Comilla, Chittagong, Cox's Bazar and Sylhet regions are 45-60 km from the south or south-east. The river ports in these areas are asked to show warning signal number 1, which can be caused by rain or thunderstorms.
The last forecast of the weather on Friday night said that the trend of 48 hours of rainfall may increase.
