WBBM Newsradio 105.9 FM is Chicago's source for up-to-the-minute Local News, and Traffic & Weather on the 8's. Plus, get the latest sports. All day. All night. The most-common "program" on WBBM is a live rolling "news wheel" that begins at the top of each hour, structured into segments of news, traffic, weather, sports, and business updates from Bloomberg Radio. This news wheel can be interrupted for breaking local or national news events that necessitate longer-form coverage.