A time-lapse video shows how quickly the Chicago skyline disappeared as the wall of dust blew through.

"This looks like a bad thunderstorm coming through, but you can tell that it's just not a thunderstorm. It's dust. It's straight up dust," Thomas Jean-Mastej said.

The National Weather Service said it was the result of 60 to 70 mph winds that blew over dry farmlands, collecting dust into the air, and blowing it through the Chicago area.

The dust swept over Interstate 55, forcing some drivers to pull over and not take the chance, especially after dust storm alerts hit their phones.

CBS

Jean-Mastej pulled off and took out his phone to record the rare sight.

"I was heading home, and the alert came up on my phone, and then my husband texted me, and then he called me. He's like, 'Get o

See Full Page