Hazardous operations, space debris: a. 181010Z to 181040Z dec, alternate 190950Z to 230845Z dec in area…

Original warning text

GULF OF MEXICO.
WESTERN NORTH ATLANTIC.
FLORIDA.
1. HAZARDOUS OPERATIONS, SPACE DEBRIS:
   A. 181010Z TO 181040Z DEC, ALTERNATE
      190950Z TO 230845Z DEC
      IN AREA WITHIN NINE MILES OF
      28-51.00N 080-13.80W.
   B. 181015Z TO 181045Z DEC, ALTERNATE
      190955Z TO 231710Z DEC
      IN AREA WITHIN NINE MILES OF
      29-48.00N 080-40.01W.
   C. 181020Z TO 181050Z DEC, ALTERNATE
      191000Z TO 231700Z DEC
      IN AREA WITHIN NINE MILES OF
      30-54.85N 080-15.00W.
   D. 181040Z TO 181110Z DEC, ALTERNATE
      181855Z TO 221755Z DEC
      IN AREA WITHIN NINE MILES OF
      29-42.85N 086-10.86W.
   E. 181900Z TO 181930Z DEC, ALTERNATE
      191020Z TO 221800Z DEC
      IN AREA WITHIN NINE MILES OF
      29-48.00N 087-30.00W.
   F. 181030Z TO 181100Z DEC, ALTERNATE
      181850Z TO 221750Z DEC
      IN AREA WITHIN NINE MILES OF
      29-16.56N 084-12.00W.
   G. 181020Z TO 181050Z DEC, ALTERNATE
      181855Z TO 230855Z DEC
      IN AREA WITHIN NINE MILES OF
      28-06.00N 083-54.00W.
2. CANCEL NAVAREA IV 1437/23.
3. CANCEL THIS MSG 231810Z DEC 23.

Activity windows · 13 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.