YAY I O'd, but I have a question

So FF is saying I O'd on cd13, which is usually the day I get a on my OPK so that makes sense but, for the first time this month I used an OPK the next morning (cd14) and it too showed a

So my question is, is it possible to O on cd13 and still have a on my OPK cd14?

TIA

Here is my chart if you want to take a look for yourself

chart

Re: YAY I O'd, but I have a question

yes its possible.

some people surge longer than others or have higher levels after O.

OPKs really aren't at all foolproof - they can actually be quite faulty as far as how much hormone is detected from stick to stick.

that being said sometimes when you continue to put your temps in over the next few days FF may adjust your O date forward or back a day. it's completely normal.

Re: YAY I O'd, but I have a question

YES, i had + on CBE OPKs for 48 hours

concieved that cycle! BD till that sucker is gone, even the day after! I would keep using the CBE digitals until you get a O