Sunday updates will begin when teams start releasing official pregame inactives and starter information to the league. This is typically around 90 minutes prior to the kickoff of their game.
Weather forecasts are courtesy of The Football Database.
Week 17 Christmas Day inactives, weather and notes
KEY GAME-TIME DECISIONS
Early games:
Afternoon games: WR Zay Flowers (active)
Early game
Kansas City Chiefs at Pittsburgh Steelers (1:00 p.m. ET)
Kickoff Weather: 41°F, cloudy, calm
Chiefs
Inactives: OT D.J. Humphries, DL Malik Herring, OT Ethan Driskell, OG C.J. Hanson, LB Josh Uche, CB Chamarri Conner and DL Chris Jones
Lineup notes: LT D.J. Humphries (hamstring) is out. RT Jawaan Taylor (knee) will play through a questionable tag, but DT Chris Jones (calf) is indeed inactive. QB Patrick Mahomes (ankle) and WR Xavier Worthy (ankle) both avoided injury designations.
Steelers
Inactives: WR Ben Skowronek, DE Dean Lowry, CB Joey Porter Jr., QB Justin Fields and LB Preston Smith
Lineup notes: CB Joey Porter Jr. (knee) and WR Ben Skowronek (hip) are out, but the Steelers have WR George Pickens (hamstring), CB Donte Jackson (back), and SS DeShon Elliott (hamstring) returning from absences.
Late-afternoon window
Baltimore Ravens at Houston Texans (4:30 p.m. ET)
Kickoff Weather: 70°F, 24% chance of rain (retractable-roof dome)
Ravens
Inactives: DE Adisa Isaac, RB Justice Hill, WR Nelson Agholor, C Nick Samac, CB Jalyn Armour-Davis and S Marcus Williams
Lineup notes: WR Nelson Agholor (concussion) and RB Justice Hill (concussion) won’t be available. WR Zay Flowers (shoulder) will play after being deemed questionable. WR Anthony Miller was elevated from the practice squad.
Texans
Inactives: OG Shaq Mason, DL Jerry Hughes, LB Devin White, WR Diontae Johnson, DT Folorunso Fatukasi and OG Juice Scruggs
Lineup notes: WR Tank Dell (knee) was placed on IR after a devastating injury suffered in Week 16. OG Shaq Mason (knee) and C Juice Scruggs (foot) won’t play. WR John Metchie III (shoulder) fully practiced and will play.