As of 10:30 a.m. Friday, southbound I-95 had just one of three lanes open between Routes 272 and 222 near Perryville due to an accident, and traffic was backed up for miles. Authorities were recommending that drivers take Pulaski Highway southbound to avoid the congestion.
Otherwise, there were no major delays on local highways.
Many streets around the Mount Royal cultural district in midtown Baltimore have been closed in preparation for this weekend's Artscape festival.
No delays were reported on mass transit systems.