1olbull
Riding Motor Since 1950
They are behind the passenger pegs, so they do not get in the way. As for keeping water out, I seriously doubt it, they aren't sealed it all. I would stick with pelican cases if you need water tightness. I was going to go with pelican 1430's for the sides, they are top loading too, but also kind of expensive.
River Road has water resistant bags that may fit inside.