The Commonwealth of Virginia is set to kick off another weekend slate of high school football as the month of October rolls on. Twenty-four of the top 25 teams in the Virginia On3 Massey Ratings high school football rankings are in action this weekend. The On3 Massey Ratings — which were officially used during the BCS era and have generated college high school sports team rankings since 1995 — rank sports teams by analyzing game outcomes, strength of schedule, and margin of victory. CLICK HERE to watch high school games on NFHS Network now! Below are the key matchups to watch across Virginia t…