Hazardous operations, space debris: a. 161100Z to 161130Z dec, alternate 181010Z to 211755Z dec in area…

Original warning text

GULF OF MEXICO.
WESTERN NORTH ATLANTIC.
FLORIDA.
1. HAZARDOUS OPERATIONS, SPACE DEBRIS:
   A. 161100Z TO 161130Z DEC, ALTERNATE
      181010Z TO 211755Z DEC
      IN AREA WITHIN NINE MILES OF
      28-51.00N 080-13.80W.
   B. 161105Z TO 161135Z DEC, ALTERNATE
      161925Z TO 211755Z DEC
      IN AREA WITHIN NINE MILES OF
      29-48.00N 080-40.01W.
   C. 161110Z TO 161140Z DEC, ALTERNATE
      161915Z TO 211745Z DEC
      IN AREA WITHIN NINE MILES OF
      30-54.85N 080-15.00W.
   D. 171100Z TO 171130Z DEC, ALTERNATE
      181040Z TO 211815Z DEC
      IN AREA WITHIN NINE MILES OF
      29-42.85N 086-10.86W.
   E. 171105Z TO 171135Z DEC, ALTERNATE
      181900Z TO 211820Z DEC
      IN AREA WITHIN NINE MILES OF
      29-48.00N 087-30.00W.
   F. 181030Z TO 181100Z DEC, ALTERNATE
      181850Z TO 211810Z DEC
      IN AREA WITHIN NINE MILES OF
      29-16.56N 084-12.00W.
   G. 181020Z TO 181050Z DEC, ALTERNATE
      181855Z TO 211815Z DEC
      IN AREA WITHIN NINE MILES OF
      28-06.00N 083-54.00W.
2. CANCEL NAVAREA IV 1426/23.
3. CANCEL THIS MSG 211920Z 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.