Seasonal low lies over South Bay, extending its trough to northeast Bay. Ridge of sub-continental high extends up to west Bengal and adjoining area, reports BSS.
Light rain is likely to occur at one or two places over Chittagong and Sylhet divisions under influence of the low, said a MET office release in Dhaka on Wednesday.
Weather may remain dry with temporary partly cloudy sky elsewhere over the country.
Light to moderate fog may occur at some places over the country from late night to morning.
Besides, mild cold wave is sweeping over the regions of Pabna, Chuadanga, Nogaon, Dinajpur and Sayedpur. It may continue and spread over Khulna, Rangpur and Rajshahi divisions, the release said.
Night temperature may fall by (1-3) o C and day temperature may fall slightly over the country, it added.