Chicago's eastern boundary is formed by Lake Michigan, and the city is divided by the Chicago River into three geographic sections: the North Side, the South Side and the West Side. These sections ...

The familiar map of 77 community areas is overdue for an update, says a University of Chicago professor who's conducting an online survey.

CHICAGO (AP) — National Weather Service teams were surveying storm damage Thursday in the Chicago area and northeast Illinois, where fierce winds from tornadoes ripped roofs from buildings ...

Chicago’s four other collar counties, the nickname given to the five counties that surround the centrally located Cook County in the Chicago metropolitan area, have followed similar evolutions.

Teams continue to examine damage, the weather service’s Chicago-area office said on Twitter. Ty Carr, a resident of the Skyline Motel in McCook, Illinois, said a tornado tore off its roof.