Thunderstorms and rain showers struck the Chicago area Friday evening, leading to flight delays, some as long as an hour, at O'Hare International Airport, according to FlightAware.com.
Inbound flights were delayed at average of 56 minutes as of 5:37 p.m., according to the website. Flights due to depart O'Hare were experiencing delays lasting from approximately one hour and eight minutes, with some even longer.
A total of 35 cancellations were reported, according to the Chicago Department of Aviation.
Showers and thunderstorms moved into the Chicago region in the afternoon hours, however severe weather wasn't expected, according to the National Weather Service. Torrential downpours, which could lower visibility and cause "water to pond on roadways," were possible.
Rainy conditions were forecast to last through Sunday.