UPDATED: July 27, 2014 6:57 p.m.
LANHAM, Md. (WNEW) – The Baltimore-Washington region could be in for severe weather Sunday afternoon and evening.
A weather system has been passing through the Ohio Valley towards the mid-Atlantic with the potential for strong to severe storms, including heavy downpours, damaging winds, large hail, and even the possibility of isolated tornadoes. Heavy rain could lead to flash flooding in parts.
A Severe Thunderstorm Watch is in effect for Allegany, Carroll, Frederick and Washington counties in Maryland until 2 a.m.
The National Weather Service asks residents to prepare for hazardous, widespread storms.
The Storm Prediction Center has placed Maryland in the “Slight Risk” category, which indicates the possibility of severe weather.