At this point in incubating the embryos are making their own heat. If you have to error make sure it's to the cool side. Try to keep it between 97-101 and you should still get a good hatch. Put your most valuable eggs in the spot with the best temp. Not ideal but it's the best you can do. Hopefully it'll even out when it's closed for longer.
It's hard to get this far and have a wrench thrown in. Just keep being attentive and you'll have some chicks before you know it.

It's hard to get this far and have a wrench thrown in. Just keep being attentive and you'll have some chicks before you know it.

