WASHINGTON — Air traffic control required all planes at Baltimore/Washington International Airport to stay on the runway Friday night, with the Federal Aviation Administration issuing a ground stop as the region faced several active tornado warnings , and a tornado watch until midnight across the entire DMV.

The average delay for flights leaving Washington Dulles International Airport (IAD) was more than an hour long, and increasing, Friday evening as the FAA warned of thunderstorms plaguing Northern Virginia. As a result, the FAA placed IAD under a departure delay, downgrading the guidance from an earlier ground stop.

While a ground stop was initially issued for Ronald Reagan Washington National Airport (DCA), it was quickly dialed back to a ground delay, with an average delay of near

See Full Page