Hazardous operations, space debris: a. 151950Z to 152020Z dec, alternate 161100Z to 200955Z dec in area…

Original warning text

GULF OF MEXICO.
WESTERN NORTH ATLANTIC.
FLORIDA.
1. HAZARDOUS OPERATIONS, SPACE DEBRIS:
   A. 151950Z TO 152020Z DEC, ALTERNATE
      161100Z TO 200955Z DEC
      IN AREA WITHIN NINE MILES OF
      28-51.00N 080-13.80W.
   B. 151945Z TO 152015Z DEC, ALTERNATE
      161105Z TO 201000Z DEC
      IN AREA WITHIN NINE MILES OF
      29-48.00N 080-40.01W.
   C. 151940Z TO 152010Z DEC, ALTERNATE
      161110Z TO 201005Z DEC
      IN AREA WITHIN NINE MILES OF
      30-54.85N 080-15.00W.
   D. 151150Z TO 151220Z DEC, ALTERNATE
      152010Z TO 191905Z DEC
      IN AREA WITHIN NINE MILES OF
      29-42.85N 086-10.86W.
   E. 151155Z TO 151225Z DEC, ALTERNATE
      152015Z TO 201025Z DEC
      IN AREA WITHIN NINE MILES OF
      29-48.00N 087-30.00W.
   F. 151140Z TO 151210Z DEC, ALTERNATE
      152000Z TO 201015Z DEC
      IN AREA WITHIN NINE MILES OF
      29-16.56N 084-12.00W.
   G. 152005Z TO 152035Z DEC, ALTERNATE
      161110Z TO 191030Z DEC
      IN AREA WITHIN NINE MILES OF
      28-06.00N 083-54.00W.
2. CANCEL THIS MSG 201115Z DEC 23.

Activity windows · 14 in the telegram

Parsed from the warning text; outside these windows the area is normally not active, but the warning stays in force until cancelled.