Hazardous operations 290700Z to 291300Z may: a. in area within three miles of 13-26N 145-08E

Original warning text

WESTERN NORTH PACIFIC.
GUAM.
DNC 12.
1. HAZARDOUS OPERATIONS 290700Z TO 291300Z MAY:
   A. IN AREA WITHIN THREE MILES OF 13-26N 145-08E.
   B. IN AREA WITHIN THREE MILES OF 13-42N 144-36E.
   C. IN AREA BOUND BY
      13-10N 144-30E, 13-10N 144-42E,
      12-50N 144-45E, 11-00N 144-45E,
      11-00N 143-00E, 11-45N 143-00E,
      12-50N 144-30E.
2. CANCEL THIS MSG 291400Z MAY 19.

Activity windows · 1 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.