Could I really by 4 weeks pregnant???: )?

I have 33day cycles and my period is due tomorrow on the 16th&&I'm praying evey hour that is does NOT come!I've been having these symptoms for the last 2days!:Swollen ,Frequent urination,Fatigue,Dizziness,Bloated/Full feeling,white discharge,small back pains and small cramping.I keep having a dream about a positive pregnancy test and me showing my husband.Could this really be happening for us??What do you think..