@musicmatze haha no indeed, think it's a Midwest USA thing? Generally for tornados is common reason given but apparently also if under attack or other issues: https://www2.illinois.gov/ready/plan/Pages/Sirens.aspx

So after your first time and possibly being very, uh, concerned why your town is 🚨🚨 you learn it's a Tuesday 10am thing. And I like reminding bc it's a fun shared experience and maybe to alarm people slightly less :).

@musicmatze I take it in Germany this is definitely not a thing? I mean I can guess why, but still TIL...

@wdtz yeah, working infrastructure is not a thing in germany 😆