Seeing August wind down is exciting from a football standpoint, with teams prepping to whittle down rosters as well. Here's a look at the Week 3. Week 3 of the NFL Preseason starts soon. NFL Preseason Week 3 TV Schedule, Latest Odds And Expert Picks It's the most common matchup in the preseason, but these teams rarely get the opportunity to. The third week of the NFL 's preseason is an appetizer to the full course. It's the game teams use as the final tune-up before the regular season.