Former Kerr County Commissioner Tom Moser said in 2016 their flood warning system was "marginal at best." Still, the county couldn't get grants for sirens.

At 4:22 a.m. on Friday, as Texas' Hill Country began to flood, a firefighter in Ingram – just upstream from Kerrville – asked the Kerr County Sheriff's Of

Kerr County failed to secure a warning system, even as local officials remained aware of the risks and as billions of dollars were available for similar projects.

Here's what to know about flash floods, emergency systems and how to stay safe as Florida is in the Atlantic hurricane season.

Kerr County officials on Wednesday declined to discuss why a voluntary emergency system was not activated July 4 until more than an hour after a first responder requested an alert go out.