WeatherCat Version 4.0.0 early dev release #3 is now available for testing. See https://athena.trixology.com/index.php?topic=3677.0 for more details and download.
It is a very neat feature, but alas Apple has gotten sloppy with Spaces like so many things these days. So instead of providing a complete API so that Stu could remember which space you left a WeatherCat window, there is no such facility. As a result, when you restart WeatherCat all your windows will end up in a single space
Tell me again, why you have a weather station?
I'm better off spending my time on things I understand