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Football · Game-day operations

How to Run the Football Game Clock

You run the big clock on the scoreboard. It's far easier than it looks — you mostly start and stop on the officials' signals, and the referee is your safety net all night.

Level
A little practice
Time
~2.5 hours · arrive 45 min before kickoff
Quarters
4 × 12 minutes
Halftime
Usually 15–20 min
Play clock
40 sec (25 after a stop)
Your seat
Press box, by the PA

Quick start

  1. 1

    Find the head linesman and the referee before kickoff

    Tell them it's your first time. They'll show you the wind-it / stop-it signals and promise to look up to you when the clock matters. They want you to succeed.

  2. 2

    Start the clock when the ball is legally snapped — or on the referee's wind signal

    On most plays the clock starts at the snap. After it was stopped, the referee winds an arm in a circle ('wind it') to tell you to start on the ready-for-play.

  3. 3

    Stop the clock the instant you hear a whistle

    Out of bounds, an incomplete pass, a score, a penalty flag, a timeout, or the end of a quarter — whistle blows, clock stops. When in doubt, stop it; the referee will fix it.

  4. 4

    Watch the field, not your phone

    Your eyes live on the officials. If you miss a signal, stop the clock and look to the referee — a quick reset is normal and nobody minds.

Watch first

National Clock Operators Training

Purpose-built training for the clock-operator role — starting/stopping the game and play clock by rule and reading the referee's signals.

Officiating Basics — The Game Clock

An officials' lesson on exactly when the clock runs, stops, and restarts — the live decisions a scoreboard clock operator makes.

What the job actually is

High-school football is four 12-minute quarters of clock time (not real time — a game runs about 2 to 2.5 hours). You control the countdown clock on the scoreboard. The on-field officials are in charge of the game; you simply mirror what they tell you. Think of yourself as the officials' hands on the clock.

The rhythm of a play

  1. 1

    Ball is snapped → start the clock (if it was running on the snap).

  2. 2

    Play happens → keep it running.

  3. 3

    Whistle → stop the clock immediately.

  4. 4

    Referee winds it → start again on the ready-for-play signal.

    Between downs the play clock (40 seconds) counts the offense's time to snap — most scoreboards run that automatically, but confirm with the press box.

When the clock STOPS (and waits for a wind)

Incomplete pass
Stops, restarts on the snap
Ball carrier out of bounds
Stops, ref winds to restart
First down (chains move)
Stops briefly, ref winds to restart
Score / try / change of possession
Stops
Penalty flag
Stops until enforced, then ref winds
Timeout / injury / end of quarter
Stops

The two-minute warning & end of half

Many associations don't use an NFL-style two-minute warning, but the final minutes get tense — the referee may announce the time remaining. At the end of each quarter, stop the clock, reset to 12:00 for the next quarter, and wait for the officials before starting again. At halftime, the clock is yours to manage for the intermission countdown if your board supports it; ask the press-box lead.

Before you leave the press box

  • Scoreboard is reset to 0–0 and 12:00 for next week (ask the lead).
  • Hand the clock controller back to the athletic director or press-box lead.
  • Note anything odd that happened (a glitch, a reset) so it's fixed for next time.

More resources

NFHS Football — rules & officiating signals

The official source for high-school timing rules and the signal chart.

Sources: NFHS Football Rules Book; NFHS officiating signal chart