It was a rude awakening Monday for hundreds of Chicagoans who had their cars towed overnight—as enforcement of the city's winter overnight parking ban went into effect. The ban usually goes into effect swiftly and automatically when the clock strikes 3 a.

Some Chicago drivers are in for a rude awakening Monday morning with the city's overnight winter parking ban in effect.

The City of Chicago gave drivers a reprieve from the city's winter overnight parking ban when it went into effect Sunday morning—thanks to the long holiday weekend.