* Cut the lights to the stadium.
* Have the storm warning alarm start blaring over the loudspeakers.
BEEEEP BEEEEEP BEEEEEP
BEEEEEEEEEEEEEEEEEEEEP
"A HURRICANE WARNING REMAINS IN EFFECT FOR MIAMI-DADE COUNTY, FLORIDA.
AN EXTREMELY DEADLY CATEGORY 5 HURRICANE IS EXPECTED TO MAKE LANDFALL at xx:xx (kickoff) WITH WINDS UP TO 200 MPH.
...IT IS TOO LATE TO EVACUATE."
* Flash Orange and Green neon lights on a heartbeart pattern
boom-boom
boom-boom
boom-boom
* Start the long screech of an air-raid siren
* Turn the upward flame effects on down on the field
* Crowds screaming at this point.
"LADIES AND GENTLEMEN, THE MIIIIIIAMIIIII HURRICAAAAAAAANESSSSS"
* SHOOT THE SMOKE (There's neon lights set up to make the smoke look orange and green, OR use orange and green smoke.
* As half the team is through the smoke start fading the lights back on.