Dallas' weather sirens, officially known as the Outdoor Warning System, alert people to weather threats that could cause ...

Sirens sounded in multiple Chicago suburbs during Thursday's storms, in some cases multiple times, despite no tornado warnings listed in that area. So why did they go off and was it intentional? While ...

On Sunday, many Northwest Iowa towns had outdoor warning sirens go off to alert the community to take cover. In Lawton, the ...

Residents in multiple Chicago suburbs reported tornado sirens going off during Tuesday’s storms, despite no tornado warning issued. So why did it happen? According to the National Weather Service, ...

A handful of tornado warnings popped up across eastern Nebraska, Sunday night, including some surrounding the capital city to ...

Don't let some cloudy skies fool you. If you hear a tornado siren on Wednesday, March 25, it's only a test. As part of Severe Weather Awareness Week, counties across Iowa will be testing their outdoor ...

After the July 4 flood, officials vowed to make sure people were never again caught off guard by the rising river. Nearly a ...

Have you ever heard tornado sirens go off in Milwaukee County and wondered why your phone never made a sound? Turns out, while sirens and weather alerts are triggered by the same warning, they're two ...

Severe weather in San Marcos brought power outages and set off outdoor warning sirens.

Severe weather canceled April's test, but residents in the Des Moines metro will hear tornado sirens on Saturday, May 2. The sirens will sound when more people are outside as the city celebrates the ...

The weather could not be nicer for an April day, with sun drenched skies and a high of 80 degrees in the Twin Cities predicted. Yet severe weather sirens will sound twice on Thursday, April 16, and ...