Sunday's flash flooding caused significant delays in both major events and transportation. After months of preparation and many road closures, the first day of NASCAR's first-ever street race was postponed shortly after starting due to lightning and looming storms. The Xfinity race was postponed and eventually called off. Musical acts including The Chainsmokers and Miranda Lambert were canceled on both days. NASCAR Cup series has been delayed a little over an hour.
According to I-DOT, both the Stevenson and Eisenhower were closed in both directions for several hours due to flooding. Chicago's Blue Line service between UIC-Halsted to Kedzie and Harlem to Forest Park has also been suspended as a result of flooding. The pink line also experienced bad track conditions causing the line to be suspended between Central Park and 54th/Cermak. , Chicago has a 26% chance of experiencing a"1-In-A-100 Year Flood Event" at least once in the next 30 years.
Flash flooding is caused by heavy downpours falling at a rate faster than which the soil can absorb the water. Next to heat, flash flooding causes the second most weather-related fatalities and injures, according to the