Hazardous operations 190855Z to 190928Z may, alternate 220744Z to 220817Z may in areas bound by: a. 28-38N…

Original warning text

WESTERN NORTH ATLANTIC.
ROCKETS.
1. HAZARDOUS OPERATIONS 190855Z TO 190928Z MAY,
   ALTERNATE 220744Z TO 220817Z MAY
   IN AREAS BOUND BY:
   A. 28-38N 080-37W, 28-41N 080-35W,
      29-33N 079-39W, 30-50N 078-14W,
      31-30N 077-25W, 31-28N 077-22W,
      30-33N 078-20W, 29-41N 079-15W,
      28-37N 080-21W, 28-29N 080-23W,
      28-29N 080-33W.
   B. 34-39N 073-41W, 34-56N 073-34W,
      35-14N 073-16W, 35-29N 072-45W,
      35-29N 072-31W, 35-23N 072-28W,
      35-13N 072-30W, 34-51N 072-49W,
      34-38N 073-09W, 34-32N 073-35W.
   C. 33-54N 074-38W, 34-09N 074-42W,
      34-30N 074-38W, 35-09N 074-17W,
      35-44N 073-36W, 36-05N 072-48W,
      36-15N 071-59W, 36-29N 071-34W,
      36-39N 071-03W, 36-30N 070-52W,
      36-10N 071-02W, 35-48N 071-27W,
      34-51N 071-56W, 34-16N 072-31W,
      33-52N 073-16W, 33-43N 073-54W,
      33-42N 074-24W.
2. CANCEL THIS MSG 220917Z MAY.

Activity windows · 2 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.