A new feature is being tested by Apple, according to reports, that allows iOS banner notifications to be displayed on the iCloud website. It's unknown whether this particular occurrence was only a one-time test or a sign of things to come.
While notifications on the iCloud website may prompt some to scratch their head, this could actually indicate Apple's plans to roll out rich web apps to iCloud that would benefit from the ability to display notifications, much like Google's Chrome lets web apps render unobtrusive notifications even when the browser is minimized...