Low pressure moved along a cold front across the Mid Atlantic bringing unsettled conditions. Most of the region was warm enough for rain but colder air at the surface led to freezing rain and ice accumulation along the western slopes of the Allegheny Front.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS LWX wrote it up.
Low pressure moved along a cold front across the Mid Atlantic bringing unsettled conditions. Most of the region was warm enough for rain but colder air at the surface led to freezing rain and ice accumulation along the western slopes of the Allegheny Front.
The national radar mosaic for the moment the first event began.
1 winter weather. Local standard time, as filed.
Ice accumulation of a trace was reported at surrounding locations.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Maryland in 2013Every state in 2013This day in weather historyWarnings in Maryland, December 2013
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 491092.