So-called ‘tornado sirens’ are not always activated in response to tornadoes. Here’s everything you need to know.

The siren is tested audibly once a month.

In this Weather Wednesday, we explain how tornado sirens work and why you shouldn't rely solely on them to warn you of severe ...

After last Thursday’s severe weather and multiple tornado warnings in Lyon County, several readers asked why they didn’t hear ...

Authorities are asking residents in Warrick County to have other ways to receive weather warnings including a NOAA Weather ...

Rochester Emergency Management is reminding everyone that outdoor weather sirens are not used only for tornado warnings ahead ...

St. Clair County EMA Director Herb Simmons said 20 sirens in the southern part of the county did not sound when that area was ...

On the evening of April 27, 2026, tornado sirens wailed across parts of central Illinois as a menacing, rotating wall cloud ...

The Wood County Communications Center shared a list of weather warning sirens not functioning as of April 15. Crews are ...

People count on emergency alerts, whether from an outdoor siren or a cellphone, to stay safe when preparing for severe weather.

Carroll officials are notifying the public that they will be conducting routine weather siren testing this (Wednesday) ...

Over the last two months, multiple outdoor warning sirens have failed or had delayed alerts during severe weather.