If you want an astronomer's description of what will be happening click here.
Country Girl from Maryland posted a great simple slideshow animation for the layman; it only lasts a few seconds. Watch it and you'll understand what is going to happen perfectly.
I just got back from walking Webster and it's as clear as a bell here in New Jersey. It is going to be spectacular. I heard a man on TV telling everyone to look for Orion's belt near the moon. I loved finding the constellations when I was a kid. Let me know if you stay up and watch it.