The FAA imposed a ground stop at Hartsfield-Jackson Atlanta International Airport due to severe thunderstorms, causing over 900 flight delays with an average wait of 40 minutes. A severe thunderstorm watch remains in effect in east Georgia until 9 p.m.
On July 12, 2026, European airports recorded 2,575 flight delays and 51 cancellations affecting major hubs including Zurich, Athens, and London Heathrow. Airlines such as easyJet, Lufthansa, and KLM faced significant operational disruptions.
Dallas-Fort Worth International Airport experienced a ground stop and delays on July 12, 2026, due to thunderstorms. Departure delays ranged from 60 to 169 minutes amid worsening weather conditions.