The Indian Ocean has hazardous operations due to space debris daily from 22 through 28 September, 1223Z to 1447Z, in a defined area.

Original warning text

INDIAN OCEAN.
1. HAZARDOUS OPERATIONS, SPACE DEBRIS
   1223Z TO 1447Z DAILY 22 THRU 28 SEP
   IN AREA BOUND BY
   24-36.00S 072-06.00E, 23-03.00S 076-59.00E,
   21-45.00S 080-57.00E, 18-56.00S 087-42.00E,
   16-14.00S 093-37.00E, 15-16.00S 095-26.00E,
   15-18.00S 095-31.00E, 15-25.00S 095-50.00E,
   15-30.00S 096-12.00E, 15-34.00S 096-34.00E,
   15-34.00S 097-02.00E, 15-33.00S 097-14.00E,
   15-30.00S 097-33.00E, 15-28.00S 097-42.00E,
   15-26.00S 097-50.00E, 15-24.00S 097-58.00E,
   15-22.00S 098-03.00E, 15-19.00S 098-11.00E,
   15-18.00S 098-14.00E, 15-56.00S 098-31.00E,
   17-04.00S 096-38.00E, 19-56.00S 091-02.00E,
   23-02.00S 084-06.00E, 24-59.00S 079-06.00E,
   27-04.00S 073-18.00E.
2. CANCEL THIS MSG 281547Z SEP 26.

Activity windows · 7 in this warning

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