OKC tornado sirens won't test if temps are below freezing. Here's the tech reason why.
The weekly tornado test is more infrequent during colder temperatures, and this is because of emergency management policy.
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Troubleshooters: Crothersville tornado siren failed repeated tests before April storm
the Crothersville tornado siren failed the test. And as WAVE uncovered, it’s failed repeatedly. The first warning aired shortly before five. “Ok, we see that one popping on the screen ...
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An imminent threat warning? Cold War-era siren for 'air raid' erroneously activates
"The siren tone that we heard on Saturday, this week, is what we call the attack mode," said Eric Rasmussen, director of ...