Tornadoes were reported in Butler, Warren and Fayette counties. According to the Wilmington News Journal, Wilmington’s tornado sirens malfunctioned on that night due to a software glitch.

Here's what to know about how tornado sirens work in the metro. Communities in Dallas and Polk counties test their outdoor warning siren system on the first Saturday of each month to ensure they ...

following this week's tornado damage. The Emergency Management Agency said siren technology has come along way, and those upgrades will make the reach of each alarm stronger and louder.