Thunderstorms disrupted flight operations on August 7, 2026, at Ronald Reagan Washington National Airport and Washington Dulles International Airport in the Washington DC region. The weather event led to significant delays affecting both arrivals and departures.
FAA Ground Delay Program at Reagan National
The Federal Aviation Administration implemented a ground delay program at Ronald Reagan Washington National Airport starting at 3:51 p.m. ET due to thunderstorms impacting arrivals. The program was set to remain active until 11:59 p.m. ET. Average arrival delays reached 41 minutes, with some flights experiencing delays up to 151 minutes. An earlier ground stop at the airport was canceled but weather-related delays persisted.
Ground Stop and Departure Delays at Washington Dulles
Washington Dulles International Airport had a temporary ground stop from 2:55 p.m. to 4 p.m. ET caused by thunderstorms. Following the ground stop, departure delays intensified, with flights delayed an average of 45 minutes shortly before 4 p.m. ET. Airport officials reported that thunderstorm activity continued to increase delays into the evening.
The thunderstorms affected airport operations at both airports, resulting in extended wait times for travelers. Flight schedules were disrupted across multiple arrivals and departures in the Virginia area serving the Washington DC region.
