Severe thunderstorms put on a light show over the skies of Chicago Monday night, while drowning parts of the city in flash flooding below.

Chicagoans and suburbanites could see damaging storms pass through the area once again Monday night, bringing strong winds, lightning, and flood-causing rain.

Parts of the Chicago area were inundated by nearly six inches of rain in mere hours overnight, causing flash flooding across the region.

A dark shelf cloud rolled over Chicago on August 18 as the National Weather Service (NWS) warned of strong to severe storms in northern Illinois. Timelapse footage recorded by Craig Shimala shows the ominous cloud sweeping across the city skyline.

The National Weather Service has issued a flood watch in effect until 4 a.m. Tuesday. Residents are urged to reduce water use to ease pressure on the sewer system. City Council members on the Southwest Side call on the mayor to speed flood response.

Damaging storms brought heavy rain that flooded roadways overnight, especially on the city's Southwest Side that saw flooding last month. Thousands of ComEd customers were without power for hours in the Chicago area.

The National Weather Service (NWS) issued a flash flood warning for key parts of Chicago on Friday, urging approximately 600,000 residents to take immediate action to protect life and property.

The city announced the technology after heavy rain and storms damaged homes and left cars submerged on the South and Southwest Sides in July.

It’s been no rest for the weary in the Windy City this summer, which has faced multiple damaging flooding events just since the start of July.