Vomiting

Nel • Mom of a 3 yr old and trying to have another one :)
Hey everyone, I'm 16wks pregnant and since now I've never experienced any nauseas or vommit, but today I've been feeling awful. All started this morning when I was eating my cereal with almond milk "silk" I eat this almost every morning with no problem but today I kinda felt something was wrong with my stomach, everything I eat I puke I even have some diarrhea and chills, i haven't call my doctor but I wanted to know your opinion, right now I have pant pain and I feel
Cold could this be serious? Thanks !