The National Weather Service has called a frost advisory for the Baltimore-Washington region from 2 a.m. until 9 a.m. Monday.
Low temperatures are expected to drop into the mid-30s, leaving a light frost and possibly damaging sensitive plants left outside overnight, especially in north Baltimore, Harford, Howard and Montgomery counties, the Weather Service said.
Nighttime temperatures should be a little more moderate the rest of the week, with evening lows in the 40s most nights, the weather service said.
twitter.com/cmcampbell6