Overview

• The FAA imposed ground stops at JFK, LaGuardia, Newark, Baltimore–Washington, Reagan National and Dulles and a ground delay at Philadelphia after afternoon thunderstorms swept the corridor
• FlightAware recorded more than 3,600 U.S. flight delays by 4 p.m. EDT, with average departure waits of 135 minutes at Newark, 149 minutes at JFK and 120 minutes at LaGuardia
• Southwest, JetBlue and Delta issued travel waivers allowing passengers flying into or out of the affected airports to rebook through Saturday, August 16
• New York City Emergency Management reported average arrival delays of about 40 minutes at Newark and escalating departure holds across all three area airports
• Operational strains from earlier equipment outages and controller shortages have reduced system resilience and forecasters warn that Tropical Storm Erin could deepen disruptions next week