Callaway County and southern Boone County are to remain under a flood warning until noon Sunday, according to the National Weather Service.
Several roads in and around Columbia and Ashland remained closed shortly before 6 p.m. Saturday, the Weather Service stated in a news release.
The warning stems from heavy rainfall early Saturday morning, the Weather Service stated. Waters are expected to recede Sunday.
For a list of closed roads in Boone County, go to Boone County Emergency Management's Web site.