A significant number of flight disruptions and cancellations have been reported at Chicago's O'Hare International Airport, located in Illinois in the United States, due to inclement weather, on 13 July. The adverse weather is likely to persist in the near-term; further flight disruptions should be expected. Even if the weather clears considerably, disruptions are still probable while the backlog of flights is cleared.

Persons intending to transit through O'Hare International Airport are advised to anticipate possible delays and contact their travel provider or airline for further information on the status of their flight(s), prior to departure.