Weather may remain dry with a temporary partly cloudy sky over the country for next 24 hours commencing from 6pm on Tuesday.
Moderate to thick fog may occur at places over the river basins of the country and light to moderate fog may occur at places elsewhere over the country, said Bangladesh Meteorological Department (BMD).
About the synoptic situation, BMD said a ridge of sub-continental high extends up to Bihar and adjoining area.
Seasonal low lies over South Bay, extending its trough to North Bay, it said.
Night and day temperature may remain nearly unchanged over the country.