Flights to Chicago O’Hare International Airport (ORD) delayed Aug 11, 2021

Flights to Chicago O’Hare International Airport (ORD) are being delayed at their departure airport for approximately 1 hour and 6 minutes because of thunderstorms in the area.

This post is updated every 15 minutes. All times are listed in local time for the airport.

Will my flight be impacted?

Probability your flight will be impacted based on how far in the future it is scheduled to leave:

60 Minutes Three Hours Six Hours

Predicting exactly when thunderstorms are scheduled to impact an airport is very difficult, so airlines may dispatch flights in the hopes that the weather will improve by the time the flight arrives. More common is that flights will be delayed until the thunderstorm has passed.

Why Is This Happening?

Here are the current weather conditions at Chicago O’Hare International Airport and an overview of what is required for “normal” operations:

Normal Current
Visibility Greater than 2 10.0
Wind Less than 11.8 MPH 12.9 MPH
Clouds Higher than 1,000 Few at 1,500
Broken at 2,600
Broken at 25,000

Today’s forecast includes thunderstorm, rain.

The airport is currently experiencing delays because there are thunderstorms in the area. Thunderstorms are extremely dangerous to aircraft, with wildly shifting wind currents and severe turbulence. This can cause aircraft to crash on takeoff and landing, and even cause damage to aircraft on the ground. Thunderstorms usually roll into the area quickly and then leave just as fast, but the delays they cause can have knock-on impacts throughout the day.

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