Ack! Precious babies!
Your humidity should be up and stay up for lockdown, but your temperature needs to stay around 99.5-100* - that's 37.5C, I think - to hatch. As they hatch, they can stay in there 2-3 days at that temperature. Don't change the temperature on the incubator/hatcher.
When...
Leave it alone.
I'm coming back and adding to this, just didn't want you to mess with it while waiting.
Let her dry off in the hatcher - her drying out will help keep your humidity up in the hatcher. Your other eggs have pipped or will be soon, and you can't go letting your humidity out and...