I recognize that name! Welcome back to the fold!
First, JSGME is a must, because it will warn you if mods are going to conflict, and why. If you're not sure why, you can always ask here.
All the mods here are compatible with GWX3. I recommend taking a look at what's available. Of course there are the new patch fixes from h.sie and more new stuff every day. Right now Rubini is working on new, more realsitic clouds.
http://www.subsim.com/radioroom/showthread.php?t=170090