Officials reported no traffic incidents around 9:20 a.m., as Monday morning's rush hour wound down.
The Maryland Transit Administration showed trains and buses operating on time.
A long-term road closure to watch for includes roadwork on I-895 South at the I-97 spur, where southbound shoulders are closed, according to highway officials.
With the National Weather Service calling for a combination of snow, freezing rain and ice Monday afternoon and evening in Washington and Allegany counties, roads in Western Maryland may be slick.
Plan ahead: There will be no MARC train service on Christmas Day.Copyright © 2015, The Baltimore Sun