Af due tmro not sure whats going on!?!

Ricci • Im a mommy to two girls ages 4 1/2 and 13 mo :) want baby number three in 1-2 yrs :)
Ok so TMI sorry! But af is due tmro and ever since i ovulated i have had really watery/creamy cm. i usually have cramps before af and i have nothing! Also ever since i ovulated iv had upset stomach, waves of nausea, headaches up til a couple days ago now i feel normal.. Idk some one give me some insight please! And yes we are ttc :)