Cm question

I normally have ewcm around ovulation, glow says my fertile window is 4/17-4/23 so ovulation today.. I don't temp, but the last 2 days I've had watery cm and mild cramping. husband and I bd the 13,14,15,16,17,18,19. (Now he's gone for work) But today it's abnormally watery and there was quite a bit.. Any ideas?