This was posted on Hacker News a while back too:<p><a href="http://blog.forecast.io/its-not-a-web-app-its-an-app-you-install-from-the-web/" rel="nofollow">http://blog.forecast.io/its-not-a-web-app-its-an-app-you-ins...</a><p>They put a lot of effort into making it work for mobile devices, and it is indeed gorgeous. Last I checked it still stuttered a bit on Android though, though it's wonderful on my iPad.