Widespread showers and thunderstorms brought flooding to the nation's capital on Wednesday.
Flood watches covered the Washington, D.C., metro area, northern Virginia, parts of Maryland and eastern West Virginia.
The National Weather Service (NWS) office in Baltimore and Washington warned residents of heavy rainfall, isolating damaging wind gusts and flash flooding.
On Thursday, the agency said that the cold front that brought the weather would shift farther south and stall out across parts of central Virginia.
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According to FOX Weather, several inches of rain fell during the height of rush hour.
D.C. fire and EMS shared pictures of water rescues, with a person trapped on the roof of a car.
A Twitter user asked DC Water why such flooding events keep happening there.
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"Because the existing trunk sewer can't handle the volume of stormwater. We are building a tunnel beneath RI Avenue to add capacity for a 15-year storm," it replied.
FOX Weather reported that the slow-moving thunderstorms dumped at least 3 inches of rain in a period of two hours.
The station said the wet weather also caused delays at the Ronald Reagan Washington National and Washington Dulles International airports.
Radar analysis from the Fox Forecaster Center showed some areas got more than 2 inches of rain in 20 minutes.