An ongoing thunderstorm has taken out power for hundreds of Fairfax County residents, as the threat of flash flooding looms.
The National Weather Service has issued a Flash Flood Warning for the D.C. region that is set to remain in effect until 8 p.m.
According to the alert, between 1.5 and 2.5 inches of rain have fallen so far, and an additional 1 to 2 inches are possible. Areas of concern include Reston, Centreville, Annandale, Vienna, Falls Church, McLean, Great Falls, Chantilly, and Fairfax Station.