LH surge before period

Liza • 👦🏻 5/5/16 👼 8/13/18 🌈 👶🏻 12/15/19 👧 12/4/2019 (our 🌈 baby came early) 🤰with baby number 3

I have read that women experience an LH surge before their periods- my period is due tomorrow and so far no LH surge. Is this a good sign?? I took a hot yesterday at 11dpo and it was a bfn. I’m trying to hold out before taking anymore tests.