Missouri Statewide Severe Weather Drill notes What my workplace (a public university) learned in the statewide weather drill today:
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1) When the "Tornado Watch" button on the Simplex alarm system gets pushed instead of "Tornado Warning" button, people do, not surprisingly, what they are instructed to do -- wait and watch for worsening weather. They do NOT move toward the exits. Why should they? It's a tornado watch, not a warning. Someone pushed the wrong button.
2) After 20 minutes, people ignore anything being droned through a loudspeaker.
3) The same people who pushed the wrong button don't know how to turn the repeating watch announcement off.