Winnebago County owns and operates its 50 outdoor warning sirens. First installed in the 1950s, they were developed for Cold ...

Twice this week, tornado sirens incorrectly went off in Winnebago County. The first false alarm was on Saturday, and the ...

First installed in the 1950s, they were developed for Cold War air raid warnings, but in the 1970s, the sirens transitioned to outdoor warning alerts.

The city of Collinsville has 16 new outdoor sirens and will be conducting tests on Friday ahead of severe weather season.

Engineers and the county’s emergency managers will be running tests from 9 a.m. to 3 p.m. Wednesday. “Please disregard any ...

Well, now when that siren goes off, that area is under the direct tornado warning.” It’s important to remember that the outdoor warning system is meant to warn those outdoors and not inside or ...

Eyewitness News asked if adding tornado sirens would help ... "The thing about sirens is that they are mainly kind of outdoor sirens. You can't guarantee that everyone is going to hear them ...