The current design focuses on keeping the design clean and removing any information that is not required. The point of the radar page is that it is always up to date, and will let you know when the next image is arriving. The prediction page tells you when the rain is arriving.Greg Welsh commented
I just wish that it was a bit more accurate
I like the idea of this, but there are so few iPad users and also it would be quite a lot of work as the layout is quite different.
I’ll see if I can add this, but that information is freely available online