Yes it's normal. Use cocoa butter lotion on them. Its just your hormones and they are dry. They might even crack so don't be worried if that happens. Just keep them moist and they should be ok.
I get them too its normal trust me I am prego from my 7th child.
What if you don't have no other signs but that in stomach cramps but the daddies is haven food craven and stuff that you thought you would do?
Do your nipples get bigger during pregnancy ?