The loud noise that awoke residents across parts of Northwest Columbus and surrounding suburbs on Saturday morning was caused by a potentially malfunctioning siren at Centennial High School.

Northwest Columbus residents got an early wake up call Saturday morning as a surprise tornado siren sound was heard throughout the area. A police dispatcher said that ...

Northwest Columbus residents got an early wake up call Saturday morning as an odd siren sound was heard throughout the area.

To the untrained ear, the sound of a siren wailing ... mobile coverage in the region was one of the reasons the brigade continued to use the siren system, which was installed about 1974.

The noise caused confusion among residents, with some on social media comparing it to an air raid siren. "Anyone know why ... alarms sounding at the ground. One householder told BBC NI the alarm ...