Ontario Today is a Canadian radio program. Hosted by Rita Celli from the studios of CBC Radio One's Ottawa station CBO-FM in the CBC Ottawa Broadcast Centre, the program airs from noon to 1 p.m. on all CBC Radio One stations in the province of Ontario. The program generally consists of news reports for the first half-hour, followed by a half-hour phone-in on a major news story or a social or cultural topic. Regular host Rita Celli is currently on maternity leave. Interim hosts of the program have included Hallie Cotnam and Kathleen Petty.