[OSM-talk] Tsunami warning siren?

[John Smith]

On 28 June 2010 01:38, Johnny Rose Carlsen <osm at wenix.dk> wrote:
> Hi Alan,
>
> It's a siren, they are pretty common in Denmark.
>
> In Denmark they are used as part of a general warning system, I don't
> know the use of the sirens in your area.

Similar things exist in various places for tornado warnings in the US...

http://www.ci.sand-springs.ok.us/news-entry.php?cat=1063&id=1086