BALTIMORE, Md. — Portions of Maryland, Virginia, and West Virginia face sub-freezing temperatures and frost overnight, according to alerts issued Saturday by the National Weather Service.
A freeze warning remains in effect from 1 a.m. to 9 a.m. Sunday for parts of northern and western Maryland, central, northern, and western Virginia, and eastern West Virginia. Forecasters anticipate sub-freezing temperatures dropping into the upper 20s and lower 30s…